PostFiber
Free tools
Free tools for your social media posts
Small tools to prepare your posts before you publish them. They need no account, and they run in your browser: what you type or open never leaves your device.
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Text formatter for LinkedIn, X and Instagram
Write in bold, italic, strikethrough or underline where the network has no formatting, and copy it.
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Character counter for every social network
See how much of each network's limit your text uses, from X to LinkedIn.
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UTM link builder
Add UTM tags to a link so your analytics shows where each visit came from.
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YouTube title checker
Check a video title against YouTube's limit and see how it reads on a video card.
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Instagram grid maker
Cut one picture into the pieces of a three-column profile grid.
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Panoramic carousel splitter
Cut a wide picture into carousel slides that join as people swipe.
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Image resizer for every network
Scale a picture to what each network takes, or cut it to an exact size.
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Schedule it with PostFiber
Plan your posts on one calendar, get them approved and publish them on every network on time, from the dashboard, the API or your AI assistant.
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