Best SMS Marketing Software for Linux

Odoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few. Odoo is an all-in-one software solution designed to meet the needs of companies, regardless of their size (or budget). The unbeatable, seamless nature of Odoo helps businesses become more efficient by reducing redundant manual processes, which helps companies save countless hours of labor. Every module is interconnected to provide a fully-integrated experience from app to app, and users can automate many processes that would’ve otherwise required manual inputs into multiple applications. Odoo keeps all business functions in one place, allowing teams to collaborate with other departments from one unified platform in the most efficient way possible.

VirtualPBX gives small businesses a complete, high-powered cloud phone system for $15/user/month with every single feature already included. One simple plan. No contracts. No feature gates. Zero surprises. Just smarter voice for your business—whether your team is at a desk, on the road, or working from home. Deploy AI FrontDesk whenever you're ready for intelligent 24/7 call handling, and scale into advanced messaging tools as your business grows. As the pioneers who invented cloud telephony in 1997, we back every account with expert, U.S.-based human support from people who genuinely understand small business. Because having the right technology is important—but having the right team behind it levels the playing field.

ClickSend is a simple, global SMS platform built for developers and the businesses they support. Built on a battle-tested API that always delivers with: - Billions of messages delivered globally - Direct routes only to 190+ countries - 99.95%+ uptime - Lightning-fast delivery - Pay-as-you-go pricing — no lock-ins - 24/7 support from people who actually understand APIs - It works straight out of the box — and keeps working as you scale. Already use Zapier, ActiveCampaign, Make or Power Automate? There are pre-built integrations ready to go. Sign up and send your first message in minutes with free test credits. Perfect for: alerts, 2FA codes, marketing campaigns and transactional messaging.

With over two decades of industry experience and a patented technology stack, we help Mobile Network Operators secure and monetize their messaging infrastructure, turning A2P SMS into a sustainable revenue stream while safeguarding network performance and reliability. At the same time, we enable businesses to connect with their customers, employees, and systems through scalable cloud APIs and off-the-shelf solutions for messaging, voice, verification, and engagement. By combining global connectivity with cloud technologies, tyntec simplifies complex mobile interactions and makes them more secure, reliable, and accessible. Recognized as a Tier One provider in the ROCCO A2P SMS reports for both MNO and Enterprise editions, tyntec consistently sets benchmarks in innovation, security, and trust. Our mission is to empower operators and enterprises alike to unlock new opportunities in the mobile ecosystem.

SMSCountry is a cloud-based business messaging platform trusted by 60,000+ businesses across 180+ countries. It enables companies to send bulk SMS, OTP, transactional SMS, promotional SMS, WhatsApp Business messages, and voice calls via a web portal, SMS API, or plugins. Built for banking, healthcare, e-commerce, education, logistics, retail, and travel industries, SMSCountry connects to 200+ carrier networks for fast, reliable message delivery. Developers can integrate the API in minutes. Non-technical users manage campaigns through a no-code web portal. Key features include custom Sender IDs, two-way messaging, real-time delivery reports, campaign analytics, CRM integrations, automated workflows, and pay-as-you-go pricing. Every account includes 24/7 dedicated account management at no extra cost.

Imagine one platform for Ringless Voicemail Drops, Voice Broadcasts, Bulk SMS, IVR Surveys and Press 1 Transfers all in one single hosted platform. No need to juggle between different platforms to complete various tasks. With one flat monthly cost, you can use all services 100% unlimited with zero per usage charges. Generate hot leads, cold leads with your internal non-telemarketing lists or follow up with your contact lists. These tools provide a rich source of communication. We answer the phone morning to night around the clock. You will NEVER get a voicemail! We are even open on Christmas and all holidays for emergencies. Stratics Networks’ award-winning Support: Daily from 9 am ET to 9 pm ET, Saturday 10 am to 7 pm. Imagine actually REACHING a live person who knows your name with the knowledge to help you on the spot! Whether you are on a free trial or a fully unlimited account give our support line a ring with any questions under the sun.

Altcraft Platform is an omnichannel CDP . Distributed as a private cloud or on-premise software. - On-premise deployment allows to customize the software to fit exact business needs. - Cloud offers an account with tariffs based on the number of customer profiles. FEATURES Collect customer profiles - Entire history of actions - Multiple resource subscriptions - Location & device information - CRM & SQL data integration - Customer profile 360 analytics Automate marketing workflow - Customer journey - A/B/n Testing Tools - Content personalization - Static & dynamic segmentation - Web & messaging events tracking - Transactional messaging - Easy, powerful email builder Communicate via digital channels - Messengers - SMS marketing - Rich mobile and web push - Banners, social & custom channels - Forms Check analytics in real time - Pixel goals - Cohort analysis - Audience growth report - Interactive conversion funnels - Summary reports

RumbleUp is an award-winning political P2P texting platform used by all the major GOP national committees and thousands of campaigns and organizations nationwide to quickly engage any size audience via SMS, MMS and Enhanced Video Text. Our unrivaled feature set and dedicated support team provide personalized solutions for every use case including political, non-political, public safety, advocacy, education, fundraising and more.

LINK Mobility is a leading global Communications Platform as a Service (CPaaS) provider, empowering businesses to build meaningful customer connections through secure, scalable, and data-driven communications. With over two decades of expertise and a strong local presence across Europe and America, LINK delivers omnichannel solutions that span SMS, WhatsApp, RCS, email, voice, and social messaging. Our platform combines robust APIs, advanced chatbots, AI-driven automation, and customer data intelligence to help organizations orchestrate personalized, real-time conversations that drive engagement, loyalty, and growth.

Twilio's Messaging API is a powerful tool that enables businesses to integrate messaging capabilities into their applications seamlessly. It offers a stable RESTful API that allows developers to send and receive SMS, MMS, and WhatsApp messages globally. With Twilio's Messaging API, businesses can automate and scale their communications, ensuring messages are delivered over the preferred channels of their customers. The API supports a variety of sender types, including long codes, short codes, toll-free numbers, and alphanumeric sender IDs, providing flexibility in how messages are sent. Additionally, Twilio's Messaging Services feature allows companies to group global senders and enable intelligent sending, automating sender selection, and handling compliance regulations. The API also supports inbound webhooks, allowing businesses to handle responses programmatically and engage in two-way conversations with their customers.

Try Textafieds free text marketing plan, this is not a limited time free trial, use our free SMS marketing plan monthly until your small business outgrows it, then upgrade ONLY when you need to and feel ready. We will set up your first campaign for you free, so you can remain focused on running your business. Learn text (SMS) marketing at no cost, before jumping right in! Try all the features & tools, find out what works best for your situation before committing to anything. Textafied makes all your text marketing campaigns fast, effective & easy for beginners or the seasoned marketing pros.

Direct marketing to your customers. The Gateway service includes sending a text or email to your customer database. This enables the company to communicate business or service information very easily in real time or to schedule it for later dates. Direct marketing to your customers. The direct market service to new customers includes various communication formulas, all designed to promote the client company's brand or offer to specific target customers. All gateway services and advertising can also be controlled via API allowing a company that uses a management system to be able to interact with our systems through its CRM program. A large range of technologies to help you communicate faster. Gateway. SMS and email campaign delivery to your contacts. Send landing page marketing campaigns. Web and mobile banner marketing campaigns. Create interactive QR codes for your customers

Finally, an email platform that is built for marketers by marketers. The easiest, most flexible, and dynamic marketing automation solution for your email and mobile needs. Tired of legacy platforms that are too expensive, too hard to learn, or that you’ve outgrown? You’re not alone. iPost has the tools you need. Plus the platform is easy to learn and flexible enough to adapt as you grow. The iPost email platform was built to fit the needs of today’s marketers with the scalability and features needed to grow with marketers of the future. iPost brings powerful features to email marketing with technology that is responsive, flexible, and easy to use. Real-time data to fuel audience discovery, targeting, and personalization. Intuitive reporting, from campaign, trends, to funnel and conversion tracking. Drag and drop personalization, dynamic content, and code-free design tool. Check why iPost is a recognized as a leader in The Relevancy Ring 2019 Enterprise ESP Buyers Guide.