AI TikTok Caption Generator
Punchy, lower-case TikTok captions under 150 characters with the right niche hashtags. No corporate tone.
60 free generations per month. No credit card. Bring your own AI key.
Why creators use this
Generates the exact format the platform's algorithm rewards — character limits, hook structure, hashtag conventions baked in.
Trained on the prompt strategies used by top creators (MrBeast, Ali Abdaal, Iman Gadzhi).
Free to start. Bring your own AI key (free Gemini works).
How it works
Drop a YouTube URL. We grab the captions in seconds. Or paste any transcript directly.
Get your TikTok caption in a single pass — plus 19 other platform-native formats.
Edit inline, regenerate any output, hit "Make more viral" for a stronger rewrite.
FAQ
Is it free?+
Yes. The Free plan gives you 60 generations per month — enough for 3 full projects. Add an OpenAI or Claude key for higher quality, or stay on the free Gemini tier.
Does it work for YouTube videos?+
Paste any public YouTube URL — we pull the transcript automatically. No API key needed.
Can I make the output sound like me?+
Yes. Save a Brand Voice (paste 1-3 of your past posts and we extract a profile) and every project that uses it sounds like you, not generic ChatGPT.
What if I don't like the output?+
One click to regenerate. One click to "Make more viral" — the AI rewrites the same content with maximum hook strength.
Get your TikTok Caption Generator now
Plus 19 other platform-native formats from the same source — free.
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Other formats included with every project: YouTube title, YouTube description, SEO tags, LinkedIn post, Twitter / X thread, Blog article, TikTok caption, Instagram caption, Facebook post, YouTube Shorts caption and more.