Free · No sign-up · Runs in your browser
Tools for people who post
Fancy fonts and captions that keep their line breaks, carousels and quote cards, Instagram grids and a feed planner, Reels from your photos, faces blurred and locations removed before you post, and the business side: engagement rates, sponsorship rates and a media kit. Your photos and drafts never leave your device.
Text & captions
- Fancy FontsBold, italic, script, bubble and 20 more styles to copy into your bio, name or caption.
- LinkedIn FormatterBold, italic and bullet points in LinkedIn posts, with a preview of where “see more” cuts in.
- Character CounterLive counts against every platform's limit: X, Instagram, TikTok, LinkedIn, YouTube and more.
- Thread SplitterPaste a long post and get a numbered thread for X, Threads, Bluesky or Mastodon.
- Hashtag OrganizerCount, dedupe and sort a caption's hashtags, catch banned or broken ones, and save sets to reuse.
- Instagram Line BreaksNewKeep the blank lines between paragraphs in Instagram captions and bios, with a phone preview.
Images
- Instagram GridSplit one photo into 3, 6 or 9 posts that join up on your profile grid.
- Feed PlannerNewDrag your next photos around a preview of your Instagram grid, then post them in order.
- Carousel MakerNewType your points and get finished carousel slides: PNGs for Instagram, a PDF for LinkedIn.
- Carousel SplitterCut a panorama into seamless carousel slides for Instagram and LinkedIn.
- Quote Card MakerNewTurn a quote or a screenshot into a shareable card with a gradient background, for any feed.
- Image ResizerResize a photo to the right size for any post, story, banner or profile picture.
- Batch WatermarkNewPut your @handle or logo on many photos at once, then save them all as a ZIP.
- YouTube ThumbnailGet any YouTube video's thumbnail in HD from its link.
Video
Privacy
Creator business
- Engagement RateYour engagement rate by followers or views on Instagram, TikTok, YouTube or X, against accounts your size.
- Sponsorship RatesWhat to charge brands for posts, Reels, TikToks and YouTube integrations, with usage rights and exclusivity.
- YouTube EarningsEstimate YouTube ad earnings per month, year and video from views, niche and audience.
- Media KitA one-page media kit with your platforms, audience, brands and rates, as a PDF or PNG.
Frequently asked questions
Is Post Utils free?
Yes. Every tool is free to use, with no sign-up and no watermark on anything you make.
Do you upload my photos or text?
No. The tools run in your browser, so your photos and drafts stay on your device. The only thing fetched from elsewhere is a YouTube thumbnail, which comes straight from YouTube.
Which platforms are covered?
Instagram, TikTok, X (Twitter), Threads, LinkedIn, YouTube, Facebook, Bluesky, Mastodon, Pinterest and WhatsApp, with each platform's own limits and image sizes.
Do fancy fonts work everywhere?
They're Unicode characters, not real fonts, so they paste into any app that shows text. Screen readers can stumble over them, so use them for a name or a heading rather than a whole caption.
Editing video or audio for your posts? Try Clip Utils: trim, compress, add subtitles and more, also in your browser.