Social Media Caption, Font & Bio Formatter
Format Instagram & YouTube captions with fancy fonts, clean line breaks, hashtag organizer, platform limit counters, and real-time mobile preview.
1-Click Trending Hashtag Packs
Platform Limit Inspector
The Ultimate Social Media Caption & Bio Formatting Guide
Writing captivating captions is the fastest way to increase watch time, comments, and saves on Instagram Reels, YouTube Shorts, and TikTok. A cluttered wall of text hurts retention, whereas clear paragraph spacing and styled headline hooks draw viewers into reading.
Platform Character & Hashtag Limits Cheat Sheet
| Platform | Max Characters | Max Hashtags | Recommended Hook Length |
|---|---|---|---|
| Instagram Reel / Post | 2,200 | 30 | First 125 chars (before "...more") |
| Instagram Bio | 150 | 5 | Entire Bio (1-3 key lines) |
| YouTube Description | 5,000 | 15 | First 100 chars (search snippet) |
| TikTok Caption | 2,200 | 30 | First 100 chars |
| X (Twitter) Post | 280 | 10 | First 50 chars |
3 Rules for High-Converting Social Hooks
- Make the First Line Irresistible: Use 𝐁𝐨𝐥𝐝 or 𝘚𝘢𝘯𝘴 font on your opening headline to stop the scroll before the "...more" cutoff.
- Use Clean White Space: Space out thoughts with 1-2 line gaps. Readers skip massive dense blocks of text.
- Clear Call-to-Action (CTA): Always tell viewers what to do next (e.g. "Comment GUIDE for the link" or "Save this post for your next trip").
Frequently Asked Questions
Everything you need to know about using this social media caption, font & bio formatter.
More Useful Tools
Explore other fast, free utilities on TecxStop
Meta Tags & OpenGraph Previewer
Test and preview OpenGraph and Twitter/X social share cards for URLs to optimize click-through rates.
UTM Campaign URL Builder
Generate trackable campaign links with standard Google Analytics UTM source, medium, and campaign parameters.
Pomodoro Focus & Task Timer
Boost daily focus with customized Pomodoro work intervals, short and long breaks, and session counters.