CaptionFire turns any idea into scroll-stopping captions, hooks, and hashtags in seconds — built for every platform, tuned for every tone.
Works with all major platforms
The first line is everything. We generate opening hooks engineered to freeze thumbs mid-scroll and pull people in.
Get three completely different angles on your content — funny, emotional, hype — pick the one that fits your mood.
Platform-specific hashtag sets generated for your exact content. No more guessing which tags actually work.
Hype, Funny, Storytelling, Promotional, Emotional, Professional, or Casual. Switch tones instantly to match your brand and audience.
Built for Instagram, TikTok, Twitter/X, LinkedIn, Facebook, YouTube, and Threads. Each platform gets native, optimised content.
Not happy with the results? Generate again with one click and get 3 fresh captions every time.
Stop staring at a blank caption box. Describe your post, pick your platform and tone, and get 3 ready-to-post captions in under 10 seconds.
Instagram, TikTok, Twitter/X, LinkedIn, Facebook — each platform has its own style and rules. CaptionFire knows them and writes accordingly.
Hype, Funny, Storytelling, Promotional, Emotional, Professional, or Casual. Switch tones and regenerate until you find the caption that feels exactly right for your audience.
Starter
Forever free
Creator
per month
Start generating in 30 seconds. No credit card required.
Describe your post and get 3 fire captions instantly.
Tap a caption to copy it
Start generating viral captions in 30 seconds.
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What we collect
We collect your email when you sign up, and the prompts you submit to generate captions. Generated captions are not stored after your session ends.
How we use it
Your email is used only for account management and product updates. Prompts are sent to our AI provider and are not used for model training.
Third parties
We use OpenRouter as our AI provider. We do not sell or share your data with advertisers.
Data deletion
You can delete your account at any time. All data is permanently removed within 30 days.
Acceptable use
You may use CaptionFire for lawful purposes only. You may not generate content that is harmful, deceptive, or violates any applicable law.
Your content
You retain ownership of all inputs and generated captions. By using the service you grant us a limited license to process your inputs.
Availability
We aim for 99.9% uptime but do not guarantee uninterrupted service.
Liability
CaptionFire is provided "as is." We are not liable for any indirect or consequential damages.
Free accounts get 3 generations per day.
Upgrade to Creator for unlimited captions.
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