Generate scroll-stopping captions for any platform. Pick a tone, generate, and publish in one click.
Free to start, 20 credits on signup, no credit card required.
Tell the AI what your post is about in a sentence, your product, promo, update, or idea.
Choose the target platform and a tone (casual, professional, witty, and more). The AI tailors the caption.
Get a ready-to-post caption, copy it, or schedule it across platforms with the PostPeer API.
Beat the blank page. Get a platform-ready caption in seconds, then publish it without leaving your workflow.
Captions are shaped for the platform you choose, from short and punchy for X to descriptive for Instagram.
Casual, professional, witty, inspirational, bold, or friendly, match your brand voice instantly.
Generate a caption in seconds, then regenerate until it feels right.
Send your caption straight to a free scheduler and publish across every connected account.
Instagram, TikTok, X/Twitter, LinkedIn, Facebook, Threads, YouTube, Pinterest, and Bluesky.
The same AI content endpoint you can call programmatically to generate captions at scale.
Call PostPeer’s AI content API from your own app to generate captions programmatically, then publish them across every platform.
Post and schedule to all your social accounts at once. One tool, every platform.
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