--- source: https://autoadify.com/tools title: "Free social media tools" --- # Free social media tools > Calculators and references for marketers, plus text generators for every major platform. No signup; everything runs in the browser. ## Calculators and references - [Engagement Rate Calculator](https://autoadify.com/tools/engagement-rate-calculator) — Calculates engagement rate for Instagram, TikTok, LinkedIn, Facebook, X and YouTube, and compares the result against per-platform and per-follower-tier benchmarks. - [Best Time to Post on Social Media](https://autoadify.com/tools/best-time-to-post) — Reference table of the best days and times to post on Instagram, TikTok, Facebook, LinkedIn, X, YouTube, Pinterest and Reddit, with per-platform reasoning. - [Social Media Image Size Guide](https://autoadify.com/tools/social-media-image-sizes) — Current image and video dimensions for every major platform and format — feed posts, stories, reels, covers, profile pictures and ad units. - [Hashtag Counter & Analyzer](https://autoadify.com/tools/hashtag-counter) — Counts hashtags in a caption and checks the total against each platform's limit and practical recommendation. - [Social Media Caption Character Counter](https://autoadify.com/tools/caption-counter) — Counts characters, words, lines, hashtags, mentions and emoji in a caption, and shows where the text is truncated on each platform. - [UTM Link Builder](https://autoadify.com/tools/utm-builder) — Builds UTM-tagged campaign URLs with source, medium, campaign, term and content parameters. - [Follower Growth Rate Calculator](https://autoadify.com/tools/follower-growth-calculator) — Calculates follower growth rate between two counts and projects forward at the current pace. - [ROAS / CPM / CPC Calculator](https://autoadify.com/tools/paid-social-calculator) — Calculates return on ad spend, cost per mille and cost per click for a paid social campaign, and compares against platform benchmarks. - [Influencer Rate Calculator](https://autoadify.com/tools/influencer-rate-calculator) — Estimates a fair sponsorship rate per post from follower count, engagement rate, platform and content format. - [Social Card Preview](https://autoadify.com/tools/social-card-preview) — Fetches a URL's Open Graph and Twitter Card metadata and renders how the link preview will appear on X, Facebook, LinkedIn and Slack. - [AI Agent Savings Calculator](https://autoadify.com/tools/ai-agent-savings-calculator) — Estimates hours and budget reclaimed by handing repetitive social media work to an AI agent, using 2026 benchmarks. ## Font and text generators - [Instagram Font Generator](https://autoadify.com/tools/instagram-font-generator) — Type below and copy any style straight into your bio, caption, comment or name field. Free, no signup, works on mobile. - [Facebook Font Generator](https://autoadify.com/tools/facebook-font-generator) — Change the text style on any Facebook post, comment, bio or Page name. Copy and paste — no app, no extension. - [Discord Font Generator](https://autoadify.com/tools/discord-font-generator) — Fancy text for messages, usernames, server names, channels and your status. Copy and paste — works without Nitro. - [TikTok Font Generator](https://autoadify.com/tools/tiktok-font-generator) — Aesthetic text for your TikTok bio, captions and comments. Copy any style and paste it straight into the app. - [Threads Font Generator](https://autoadify.com/tools/threads-font-generator) — Styled text for Threads posts, replies and your bio. Copy, paste, done. - [X (Twitter) Font Generator](https://autoadify.com/tools/x-font-generator) — Bold and styled text for X posts, replies, your bio and display name. - [Reddit Font Generator](https://autoadify.com/tools/reddit-font-generator) — Styled text for post titles, flair and profile fields where Reddit markdown does not work. - [Pinterest Font Generator](https://autoadify.com/tools/pinterest-font-generator) — Aesthetic text for board titles, pin descriptions and your Pinterest profile. - [Telegram Font Generator](https://autoadify.com/tools/telegram-font-generator) — Styled text for your Telegram bio, channel titles, group names and messages. - [YouTube Font Generator](https://autoadify.com/tools/youtube-font-generator) — Styled text for video titles, descriptions, channel names and comments. - [WhatsApp Font Generator](https://autoadify.com/tools/whatsapp-font-generator) — Styled text for your About, group names, Status and messages. - [LinkedIn Font Generator](https://autoadify.com/tools/linkedin-font-generator) — Bold and styled text for LinkedIn posts, your headline and About section. - [Discord Bold Text Generator](https://autoadify.com/tools/discord-bold-text-generator) — Two ways to bold on Discord — markdown for messages, Unicode for everywhere markdown does not reach. - [Instagram Bold Text Generator](https://autoadify.com/tools/instagram-bold-text-generator) — Instagram has no bold button. Copy bold Unicode and paste it anywhere text goes. - [Reddit Bold Text Generator](https://autoadify.com/tools/reddit-bold-text-generator) — Markdown bold for comments, Unicode bold for titles and flair where markdown is stripped. - [Facebook Bold Text Generator](https://autoadify.com/tools/facebook-bold-text-generator) — Bold text for Facebook posts, comments, bios and Page names. Copy and paste. - [WhatsApp Bold Text Generator](https://autoadify.com/tools/whatsapp-bold-text-generator) — Asterisks for chats, Unicode bold for your About, group names and Status. - [Instagram Line Break Generator](https://autoadify.com/tools/instagram-line-break-generator) — Instagram strips blank lines from bios and captions. Paste your text, get a version whose line breaks survive. - [TikTok Line Break Generator](https://autoadify.com/tools/tiktok-line-break-generator) — TikTok's bio field ignores the enter key. Paste your text here and copy a version whose line breaks survive.