Page 4 | Best Application Development Software of 2026

CSS HTML Validator

AI Internet Solutions LLC

CSS HTML Validator for Windows, Mac, and Linux is a fast, powerful, highly user configurable, and easy to use web development tool that checks HTML, CSS, SEO, spelling, accessibility (including WCAG 2.0/2.1/2.2), PHP, XHTML, JavaScript, htmx, and links. CSS HTML Validator includes batch processing (in the Pro edition), integrated HTML/CSS editing, and much more. It works offline so it's super-fast and your privacy is protected because your documents are not uploaded to a server for checking. CSS HTML Validator Pro has superior customization features so you can configure the validation to your liking. You can even add your own validator messages, recognize your own HTML elements and attributes, and much more. Try CSS HTML Validator Pro for Windows free for 200 validations or 30 days, whichever comes first. A FREE limited version of htmlval for Mac and Linux is also available.

4 Ratings

Starting Price: $60 (one time)

View Software

GigSheets

Gigsheets is the only tool you need to manage your agile project successfully. With all the built-in features on Gigsheets, managing your agile project has never been easier. The built-in timer on Gigsheets automatically tracks changes on tickets, columns and sprints. Each entry will show the name of what you're working on (tickets, columns, etc.), so you will have a clear view of your progress. You can easily export your timesheet to give your clients full transparency on your project. When it comes to tickets, there are various options to customize: - “Watch” Tickets - Link a ticket to an “epic” - Choose the type of ticket (Story, Task, Bug, or Suggestion) - Add checklists - Prioritize, assign, label, and upload attachments Let Gigsheets help you to save time, stay focused and have full transparency into your team's workflow. Be the hero! Sign up for Gigsheets

4 Ratings

Starting Price: $2.50/per user, per month

View Software

Kochava

Kochava is a real-time data solutions company offering a comprehensive growth stack of solutions for data-driven advertisers. We empower advertisers to measure what matters with tools that deliver better insights and actionable data in one operational platform. Advertisers can map their growth journey with Kochava, leveraging mobile measurement partner (MMP) services, a next-generation marketing mix modeling (MMM) SaaS platform, and a premium platform for search ads automation and app store optimization (ASO). Kochava's MMM SaaS and search ads automation/ASO platforms work with advertisers using Kochava or any other MMP. With a culture of customer-driven innovation, dedication to data security, and the most powerful tools in the ecosystem, Kochava is trusted by top brands to harness their data for growth. Headquartered in Sandpoint, ID, the company has offices globally.

4 Ratings

Starting Price: FREE

View Software

Alpha TransForm

Alpha Software Corporation

The Alpha TransForm no-code app builder lets anyone create cross-platform mobile apps. The software offers unmatched speed, power, and flexibility in the no-code segment, and doesn’t require programming knowledge. Apps can leverage smartphone features (GPS, photos, bar code scanning, audio, digital ink, etc.), and integrate with existing databases and software. Whether you’re looking to collect more accurate data or streamline workflows, Alpha TransForm lets you design, build, and deploy mobile apps with ease: - pre-built app templates you can customize - powerful analytics engine with dashboards you can customize - built-in offline operation - a programming language for adding advanced capabilities - scale-able, secure and reliable cloud deployment. Developers can use Alpha Software's complimentary low-code platform (Alpha Anywhere) which integrates with Alpha TransForm, to build more advanced mobile apps and web apps.

4 Ratings

Starting Price: $30/User/Month

View Software

Chameleon

Chameleon is the deepest digital adoption platform for product success, empowering SaaS teams to build no-code, self-service user onboarding, feature adoption, and feedback collection. • PMs, PMMs, and CSMs can build, manage and improve product experiences for your web application without writing code. • Using Chameleon you can show new users key functionalities, highlight product changes, improve feature discoverability, and reduce confusion and support requests. • Deploy NPS, CSAT, CES and custom surveys to users, triggered at the right time and to the right audience. • Add self-serve help and user onboarding launchers to guide users without interrupting their workflow. • Chameleon automatically collects the data on tour performance that can be used to optimize tours. • Variations can be shown to different users and all tours can be A/B tested. • Connect to one of the hundreds of integrations Chameleon supports

8 Ratings

Starting Price: $279 per month

View Software

Alpha Anywhere

Alpha Software Corporation

Alpha Anywhere is the only development platform with both low-code and no-code capabilities. Developers can rapidly create secure, cross-platform mobile and web business apps. Alpha leads in offline development, ensuring that data can be captured AND accessed (database lookups/media file retrieval) offline. A powerful bi-directional API can integrate with existing systems of record and workflows, tie into web services, and meet advanced security requirements. Offers: - pre-built templates - full-stack development - sophisticated analytics/dashboards - full-stack development - scale-able, secure, and reliable cloud deployment Professional developers and citizen developers can use the Alpha TransForm mobile forms builder to digitize paper forms in minutes. Offers offline operation, built-in analytics, and unmatched speed, power, and flexibility in the no-code segment.

8 Ratings

Starting Price: $0

View Software

Hevo

Hevo Data

Hevo Data is a no-code, bi-directional data pipeline platform specially built for modern ETL, ELT, and Reverse ETL Needs. It helps data teams streamline and automate org-wide data flows that result in a saving of ~10 hours of engineering time/week and 10x faster reporting, analytics, and decision making. The platform supports 100+ ready-to-use integrations across Databases, SaaS Applications, Cloud Storage, SDKs, and Streaming Services. Over 500 data-driven companies spread across 35+ countries trust Hevo for their data integration needs. Try Hevo today and get your fully managed data pipelines up and running in just a few minutes.

3 Ratings

Starting Price: $249/month

View Software

Visure Requirements

Visure Solutions, Inc.

Visure Solutions, Inc. is a leading provider of requirements management tool suites offering a comprehensive collaborative ALM Platform for system engineering industries. Visure’s value proposition is nothing less than the total innovative technology in key functions: standard compliance for safety-critical and business-critical systems. - Requirements and Traceability Management - Test Management - Bug & Issue Tracking - Risk Management - Collaboration Management - Centralized data base, Review/Approval process - Certification Management (Support of many Standard Templates ISO26262, IEC62304, IEC61508, CENELEC50128, DO178/C, FMEA, GAMP5, SPICE, CMMI, etc. + Tool Qualification Package) - Configuration Management, Baselining, History Tracking, Requirements Versioning - Dashboards + Report Customization - Integrated with DOORS, Jama, Siemens Polarion, PTC, Perforce, JIRA, Enterprise Architect, HP ALM, Microfocus ALM, PTC, TFS, Word, Excel, Test RT, RTRT, VectorCAST, LDRA, etc.

3 Ratings

View Software

Massdriver

At Massdriver, we believe in prevention, not permission, letting ops teams enforce guardrails while developers deploy confidently. Our platform encodes your non-negotiables into self-service modules built with your preferred IaC (Terraform, Helm, OpenTofu, etc.) standardizing infrastructure across AWS, Azure, GCP, and Kubernetes out-of-the-box. By bundling policy, security, and cost controls into functional IaC assets, Massdriver cuts overhead for ops teams and speeds developer workflows. Through a central service catalog, developers can provision what they need with integrated monitoring, secrets management, and RBAC baked in. No more brittle IaC pipelines; ephemeral CI/CD spins up automatically from each module’s tooling. Scale faster with unlimited cloud accounts and projects, all while reducing risk and ensuring compliance. Massdriver—fast by default, safe by design.

3 Ratings

Starting Price: Free trial

View Software

Appenate

Reduce Paper-Based Work With Our Drag-n-Drop App Builder. Create Data-Driven Apps That Empower Your Business. Mobile & Desktop. No Coding Required. A no-code platform for creating data-driven apps to replace paper forms across all industries. Use our versatile drag-n-drop software to schedule, dispatch, track & manage jobs. “Appenate allowed our company to go paperless in the field & gave us the ability to move towards other paperless operations. Within a month we had a department of 12 technicians & one dispatcher using Appenate daily” – Junetta, Commercial Service Department – Total Group Create quotes, checklists or reports & easily integrate with existing systems. Enforce accountability, cost-saving & efficiency via our dashboard overview. FREE trial offered to test GPS, barcode scanning, signature & drawing, media & attachment upload, formulas, push notifications, white label & offline capabilities. Create online forms and apps in under 5 minutes.

2 Ratings

Starting Price: $11.90/month/user

View Software

Ninox

Ninox Software

Ninox is your solution for organizing and managing complex data in a structured and efficient way. With its highly flexible user interface, you can analyze, process, and evaluate any type of data. Additionally, the Ninox API enables seamless integration with services like Google for enhanced functionality. Designed to work across all platforms, Ninox is available via native apps for macOS, iOS, and Android, as well as through any web browser. The platform empowers users to build custom applications using templates, drag-and-drop formulas, and scripting tools. Its intuitive visual editor simplifies the creation of triggers, fields, and custom forms. With real-time syncing, Ninox ensures a smooth and consistent experience, whether you're working on a single device or switching between multiple devices.

2 Ratings

Starting Price: €11/month/user

View Software

Hackrate

Check us out at hckrt.com! 🔐 Hackrate Ethical Hacking Platform is a crowdsourced security testing platform that connects businesses with ethical hackers to find and fix security vulnerabilities. Hackrate's platform is designed to be easy to use for both businesses and ethical hackers. Hackrate's platform is a valuable tool for businesses of all sizes. By crowdsourcing their security testing, businesses can gain access to a large pool of experienced ethical hackers who can help them find and fix security vulnerabilities quickly and efficiently. If you are looking for a way to improve the security of your business's systems and applications, then Hackrate Ethical Hacking Platform is a great option to consider.

2 Ratings

Starting Price: €250/month

View Software

CloudQA

Statnetics, LLC

CloudQA offers a powerful no-code/low code automation platform to speed up regression testing OR continuous monitoring of web applications. Type, click, and interact with your site as you normally would. Our recorder captures all of your actions as you navigate your site. No worrying about complexities like nested iFrames or dynamic elements. Intuitive and intelligent script maintenance - Manage tests/monitoring scripts with visual editor, as it creates a dynamic test model that is updated to reflect changes in your application. Automate complex steps with simple JavaScript & select variable data sets. With automation accelerators you require no setup, no infrastructure & no lock-in. Get high volume parallel, scalable & collaborative testing in cloud. Out of the box support for legacy & latest web technologies. See live execution of your tests, share summary & detailed reports with screenshots. Integrate with your tech stack and setup custom notifications.

2 Ratings

Starting Price: $99.00/month

View Software

Peekdata

Consume data from any database, organize it into consistent metrics, and use it with every app. Build your Data and Reporting APIs faster with automated SQL generation, query optimization, access control, consistent metrics definitions, and API design. It takes only days to wrap any data source with a single reference Data API and simplify access to reporting and analytics data across your teams. Make it easy for data engineers and application developers to access the data from any source in a streamlined manner. - The single schema-less Data API endpoint - Review and configure metrics and dimensions in one place via UI - Data model visualization to make faster decisions - Data Export management scheduling AP Ready-to-use Report Builder and JavaScript components for charting libraries (Highcharts, BizCharts, Chart.js, etc.) makes it easy to embed data-rich functionality into your products. And you will not have to make custom report queries anymore!

2 Ratings

Starting Price: $349 per month

View Software

Hololink

Hololink is a powerful, web-based platform that empowers creators to build and share immersive augmented reality (AR) experiences—no coding required. Designed for accessibility and impact, Hololink’s intuitive drag-and-drop editor enables anyone to craft interactive, media-rich AR experiences directly in the browser, with no need for downloads or installations. Key Features: No App Needed: Launch AR directly in mobile browsers for easy, instant access. Advanced Tracking • Image Tracking: Single and multi-image tracking using Hololink’s custom OpenCV engine. • Surface & World: Place AR on flat surfaces or in space with WebAR. • 360° Content: Supports 360° images and video for immersive scenes. Rich Media Add 3D models, images, video, audio, and text for engaging, layered content. Interactive Actions Tap to trigger animations and play media making scenes interactive and alive. Visual Storyboard See and edit the entire user-flow in our visual storyboard.

1 Rating

Starting Price: €9/month

View Software

Linx

Twenty57

A powerful iPaaS platform for integration and business process automation. Linx is a powerful platform for building custom integrations at scale. The platform provides enterprise-grade capability and unparalleled flexibility to cater to a wide range of integration use cases for today’s growing businesses, including application integration, data synchronization, data migration, automations, and rapid API development and management. Linx is a low-code, desktop-based iPaaS that enables organizations to connect their cloud and on-premise applications, data sources.

1 Rating

Starting Price: $599 per month

View Software

Wally

Wally is a comprehensive digital accessibility innovator committed to creating an environment where leveraging accessibility through personalised experiences occurs naturally. Wally solutions are designed to allow web and app users across desktop and mobile to experience user engagement, loyalty and trust by millions of websites globally to increase usability for users of different abilities. Al-powered technologies, combined with human-in-the-loop processes, help websites, apps, and digital documents more readily achieve compliance with accessibility regulations, such as the ADA, Section 508, AODA and EAA, and internationally recognized standards such as WCAG 2.1 AA, WCAG 2.2, and EN 301-549. Wally includes: 360 Content Analyzer - Analyze accessibility of all your content (images, documents, copy, code and websites), before and after you publish them. User Experience Examiner - Analyze your users' experience across your entire digital presence.

1 Rating

Starting Price: $42/month/user

View Software

Site Search ONE

ElectronArt Design Ltd

Site Search ONE WordPress Plugin provides a ‘no-code’ solution for professional search of Posts & Pages (up to 40,000 pages/posts). Facets & Filters use WordPress Categories, Tags & Custom Fields or Advanced Custom Fields (ACF) let site visitors’ ‘drill-down’ the search results. Sortable search results with highlighted hits-in-context on a snippet of surrounding text. Stemming, WordNet synonyms, Soundex. Search types: nested Boolean, All words, Any words. A Premium add-on plugin extends searching to Office docs including PDFs with hit-highlighting, user defined synonyms, search analytics and more. Site Search ONE plugin is free and open source, it requires a subscription to the Search Cloud One platform - this is a Search-as-a-Service providing a dtSearch Engine REST API . Free 30-day trial.

1 Rating

Starting Price: $59/month

View Software

Aware IM

AwareSoft Pty Ltd

AwareIM is a low code web application builder, designed for rapid, robust and scalable development. It comes pre-packed with most, if not all, of what you’ll need to build enterprise-level business management applications, uses a non-procedural, rule-based approach, which makes development as simple and intuitive as it gets, is based on Java, so you get to “build once, run anywhere”, and is fully customizable, so nothing will hinder your creativity. AwareIM innately takes care of the full stack and includes all key components of a full fledged app, so you get to begin as close as possible to the finish line, right from the start. AwareIM uses a non-procedural, rule-based approach to development, which means, simply put, that you only need to specify what you want, the how is taken care of automatically. Development doesn’t get much simpler than that. AwareIM consists of Java code under the hood, so it will run in exactly the same way on any popular operating system.

1 Rating

Starting Price: $150/month

View Software

Qorus Integration Engine

Qore Technologies

Qorus Integration Engine® is the only No-Code for Coders solution, enabling software engineers to rapidly create and maintain enterprise apps through a combination of building block construction, configuration, and custom coding in a highly flexible, open-source platform. Qorus includes AI automation, fault tolerant workflows, native Python - Java language integration, and a data provider API that automatically introspects and interfaces with any system independently of the underlying API or integration technology. Qorus is available as a paid enterprise edition, and a FREE, fully functional community edition.

1 Rating

Starting Price: $250 per month

View Software

Zebrunner

Zebrunner Inc.

Zebrunner is an AI-powered platform that unifies manual & automated testing, empowering QA teams to collaborate effortlessly. By leveraging AI, Zebrunner Testing Platform optimizes and speeds up the entire testing process, from generating & autocompleting test cases to prioritizing failures and providing real-time insights. Zebrunner Test Case Management offers a complete solution for managing manual test cases. With features like split-screen navigation, drag-and-drop editing, and customizable layouts, it simplifies test organization. Testers gain real-time insights, quickly addressing blockers or failures. Customizable fields and filters ensure testing aligns with specific project needs. Zebrunner Automation Reporting provides advanced reporting & analysis for automated testing. Teams can monitor progress, analyze failures, and access logs and videos. By visualizing trends and metrics, Zebrunner helps teams identify areas for improvement and optimize their testing processes.

1 Rating

Starting Price: $0

View Software

Toolaska

Toolaska is a web-based platform that provides free online tools for developers, students, and tech professionals. It brings together a variety of utilities such as text converters, JSON formatters, API testers, encoders, hash generators, style converters, and time tools in one clean and easy-to-use place. Built with a focus on speed, simplicity, and privacy, Toolaska is designed to save time and reduce effort by offering reliable tools without ads, clutter, or distractions. It is continuously updated with new features to meet the real needs of developers and learners, making it a secure and all-in-one toolbox for everyday technical tasks.

1 Rating

Starting Price: $0

View Software

Zuar Runner

Zuar, Inc.

Utilizing the data that's spread across your organization shouldn't be so difficult! With Zuar Runner you can automate the flow of data from hundreds of potential sources into a single destination. Collect, transform, model, warehouse, report, monitor and distribute: it's all managed by Zuar Runner. Pull data from Amazon/AWS products, Google products, Microsoft products, Avionte, Backblaze, BioTrackTHC, Box, Centro, Citrix, Coupa, DigitalOcean, Dropbox, CSV, Eventbrite, Facebook Ads, FTP, Firebase, Fullstory, GitHub, Hadoop, Hubic, Hubspot, IMAP, Jenzabar, Jira, JSON, Koofr, LeafLogix, Mailchimp, MariaDB, Marketo, MEGA, Metrc, OneDrive, MongoDB, MySQL, Netsuite, OpenDrive, Oracle, Paycom, pCloud, Pipedrive, PostgreSQL, put.io, Quickbooks, RingCentral, Salesforce, Seafile, Shopify, Skybox, Snowflake, Sugar CRM, SugarSync, Tableau, Tamarac, Tardigrade, Treez, Wurk, XML Tables, Yandex Disk, Zendesk, Zoho, and more!

1 Rating

View Software

Appcircle

Automated Mobile DevOps platform for continuous integration, continuous delivery and continuous testing of mobile apps. Enterprise-Grade Control and Flexibility. Appcircle is a NoOps Platform. No need for dedicated DevOps resources and know-how. Reduce your operational costs by up to 20%. Automate and streamline your continuous integration and continous delivery processes for mobile app development. Automation Done Right. No need for manual coding and constant monitoring for build automation and no need for a Mac or any other specific environment for builds. With different types of triggers, you have extensive control over when to get a build after a git push. Hassle-free Setup. Customize your build settings with a streamlined user interface with one-click access to all commonly used settings. Easy to setup, easy to use.

1 Rating

Starting Price: $39 per month

View Software

Bridge

Bridge is a unified Learning & Employee Development platform that combines LMS, career pathing, skills, and performance management in one easy solution. Deliver engaging training with personalized journeys, two authoring tools, advanced media, analytics, and 150+ included, skills-tagged courses. Bridge goes beyond learning with career pathing, skill management, and AI-powered overviews that spot gaps and build personalized development plans. Tools like manager 1:1s and performance conversations connect growth to everyday work. Trusted by 1,000+ organizations, Bridge helps companies streamline systems, save time, and develop their people.

Starting Price: $15,000/year

View Software

VisiRule

Logic Programming Associates Ltd

VisiRule is an easy-to-use Low-Code No-Code tool which lets subject matter experts such as lawyers, tax advisors, doctors, medical professionals, engineers etc rapidly define and deliver intelligent advice and troubleshooting guides using decision tree flowcharts. Once built, these charts can be deployed in a single click as self-service web applications, or client side HTML pages or as Intelligent ChatBots. VisiRule converts specialist expertise into smart AI solutions to triage complex problems, make recommendations, enforce actions and can generate bespoke documents. Use VisiRule to quickly build systems to handle those common but non-trivial enquiries and computations that staff have to spend time on, and customers need solving, in a cost-effective way. This frees staff to focus on the more difficult tasks, and empowers clients with instant access to high-quality advice anywhere, anytime.

Starting Price: $995

View Software

RadaeePDF SDK

RadaeePDF

This is the well-known SDK for Android, iOS and Windows UWP. Our team began its development in early 2012 and starting from May-2012 and we have never stopped improving it since. RadaeePDF Classic includes fully customizable frameworks respectively written in Java, Objective-C and C#. We complete the range with simplified Cordova and Xamarin plugins (Android and iOS). RadaeePDF Classic SDK has been adopted by more than 6000 SMB and large corporations in more than 8500 applications. Some of its included features are PDF read, different rendering layouts, support of PDF annotations, text search and extraction and dozens more. The Master Edition represents a huge step forward compared to the previous Classic version, and introduces advanced features like complete form fields manipulation, pdf linearization and optimization, xfdf import/export, signature and certificate handling, and much more.

View Software

Golioth

Connect and secure devices, send sensor data to the web, update firmware over the air, and scale your fleet with our instant IoT cloud. Select hardware and connectivity that meets your needs from your preferred vendor. Use the open source Golioth Device SDK to integrate with your firmware securely. Once connected you can instantly monitor, manage, and update your devices from the Golioth console. We’re a group of industry-leading hardware, firmware, and cloud engineers. We understand the struggle to connect “sand” to the internet, so we built a better way to do just that. We’re built for the embedded developer workflow. Use the tools you’re already familiar with to build robust and reliable devices, faster. Choose from hundreds of hardware options and a variety of connectivity types, protocols, and multiple embedded RTOS providers. Golioth provides a single control plane for all your devices, whether you’re exploring an idea, or improving an existing project.

Starting Price: $0

View Software

Flowbiz

Werkflo Software Solutions Pty Limited

Flowbiz™ is a powerful charting, automation workflow and integration solution. Users can process and report on any activity, for any industry, anytime, anywhere. Flowbiz™ offers a highly scalable, robust and versatile all-in-one solution that gives a business everything needed to digitally transform their processes and operations to save time and cost. It is cloud-based, offers high security plus a pack of other features starting from $5 AUD dollars for Designer for charting , $18 AUD for Tasker and $35 AUD for AutoTasker per user per month for semi-automation and full systems automation so users do nothing. Users can chat, design and implement process changes from one powerful tool. Simply, click to start, upgrade and get automation going in real time.

Starting Price: $5.00 AUD

View Software

Convertigo

Convertigo SA

Convertigo is the first open source Enterprise Grade Low Code / No Code platform to accelerate your Enterprise digitalization for reasonable costs. Dream an App, Make an App! Imagine you can make any app you want. From simple handy workforce apps to Enterprise grade multi-device transactional applications helping companies to accelerate their business. Get live sooner! Convertigo Low Code platform application development makes your Enterprise to get business success more efficient, delivering complete applications, similar to Pro Code but faster and cheaper. Reduce by 90% time and money needed to build and deploy business applications running on all type of devices such as smartphones, tablets and PCs whatever operating systems they are running on. Enjoy Open Source! This means that you can use Convertigo Community Edition Free of Charge. Open Source also solves the Vendor Lock-in paradigm by allowing you to quit the platform and still enjoy running your apps

Starting Price: $15 per month / user

View Software

Best Application Development Software - Page 4

Compare the Top Application Development Software as of February 2026 - Page 4

CSS HTML Validator

GigSheets

Kochava

Alpha TransForm

Chameleon

Alpha Anywhere

Hevo

Visure Requirements

Massdriver

Appenate

Ninox

Hackrate

CloudQA

Peekdata

Hololink

Linx

Wally

Site Search ONE

Aware IM

Qorus Integration Engine

Zebrunner

Toolaska

Zuar Runner

Appcircle

Bridge

VisiRule

RadaeePDF SDK

Golioth

Flowbiz

Convertigo

Best Application Development Software - Page 4

Compare the Top Application Development Software as of February 2026 - Page 4

CSS HTML Validator

GigSheets

Kochava

Alpha TransForm

Chameleon

Alpha Anywhere

Hevo

Visure Requirements

Massdriver

Appenate

Ninox

Hackrate

CloudQA

Peekdata

Hololink

Linx

Wally

Site Search ONE

Aware IM

Qorus Integration Engine

Zebrunner

Toolaska

Zuar Runner

Appcircle

Bridge

VisiRule

RadaeePDF SDK

Golioth

Flowbiz

Convertigo

Related Categories