SocialSpool
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FREE TOOLS

Free social media tools

Preview posts, split threads, and format text for X, LinkedIn, Bluesky, and Threads. These tools are free, SEO-indexable, and based on SocialSpool's real platform rules.

Free, browser-local tools. No login needed. Platform limits come from the same SocialSpool rules used for publishing validation.

Preview posts

Check character limits and preview draft structure before you schedule.

Free X Post Preview ToolPreview X post copy, check weighted characters, and catch over-limit drafts before you schedule.Free LinkedIn Post Preview ToolPreview LinkedIn post copy, check characters, and catch over-limit drafts before you schedule.Free Bluesky Post Preview ToolPreview Bluesky post copy, check graphemes, and catch over-limit drafts before you schedule.Free Threads Post Preview ToolPreview Threads post copy, check characters, and catch over-limit drafts before you schedule.

Generate thread previews

Turn long-form copy into platform-sized posts and preview each post in context.

Free X Thread GeneratorSplit long copy into X sized posts and preview each generated post in the selected network format.Free LinkedIn Thread GeneratorSplit long copy into LinkedIn sized posts and preview each generated post in the selected network format.Free Bluesky Thread GeneratorSplit long copy into Bluesky sized posts and preview each generated post in the selected network format.Free Threads Thread GeneratorSplit long copy into Threads sized posts and preview each generated post in the selected network format.

Format text

Shape posts with plain text, lists, and Unicode formatting where it makes sense.

Free LinkedIn Text FormatterFormat LinkedIn posts with Unicode bold, italic, bullets, numbered lists, and plain text reset.Free Multi-Platform Text FormatterFormat social post copy safely across X, LinkedIn, Bluesky, and Threads with plain text and list-friendly output.

Why these tools exist

Social platforms enforce different post limits. These free tools use SocialSpool's shared platform validation data so you can draft with the same constraints the scheduler uses before publishing.

See the API docs

Done planning? Schedule the whole batch with SocialSpool.

Turn the copy you just shaped into scheduled posts across connected accounts.

Start scheduling