Free tools

Free social media tools

Caption and hashtag generators, a character counter, thread splitter, image resizer, and more — built by PostJay. Free to use, no signup needed.

AI generators

Generate scroll-stopping captions for any platform in seconds.

Get relevant, high-reach hashtags tailored to your topic and platform.

Write first lines that stop the scroll and pull people in.

Live character count against every platform's limit at once.

Turn long text into clean, numbered threads that fit each platform.

Add bold and italic styling to your LinkedIn and social posts.

Convert plain text into stylish unicode fonts and emoji flair.

Crop and resize images to the perfect size for every platform — in your browser.

See the best times to post on each platform and plan around them.

Check if a handle is taken across all major platforms at once.