Free social media tools

Bold, italic and underline text that pastes straight into LinkedIn posts.

Live 280-limit check using X’s real weighted rules: every link costs 23 characters, every emoji costs 2. Bio and display name fields included.

Live counts for the 3,000-character post, 220-character headline and 2,600-character About section, measured in the same UTF-16 units LinkedIn enforces.

Count against Instagram’s real limits (2,200-character captions, 150-character bios) and see where the feed cuts you off at "…more".

Live counts for your TikTok caption, bio and display name, measured the way TikTok enforces them, with the real 2026 limits for every field.

Live counts for YouTube titles (100 characters), descriptions (5,000 bytes) and tags (500), measured the way YouTube actually measures them.

Live counts for Facebook posts (63,206), comments (8,000) and the 101-character Intro bio, with the "See more" cutoff at ~477 characters flagged.

Live counts for the 500-character post, 150-character bio and 30-character display name, measured the way Threads measures, emoji and links included.

Live check against Bluesky’s 300-character post limit, plus display name (64) and bio (256) counters and the real link, emoji and byte rules.

Live counts for pin titles (100), descriptions (500), bios (500) and boards, checked against Pinterest’s 2026 limits, including what’s visible before truncation.

Resize photos to Instagram’s exact 2026 sizes, from 4:5 (1080×1350) to the new 3:4 (1080×1440), right in your browser. No upload, no signup.

Resize any image to 1280×720 or full 4K 3840×2160, auto-compress it under the 2MB limit, and download it ready to upload. Free, in your browser, no signup.

Resize any photo to exact X sizes (1500×500 header, 400×400 profile, 16:9 posts). Free, in your browser.

Resize any photo to LinkedIn’s exact specs (profile 400×400, banner 1584×396, company cover 4200×700) with a live preview, right in your browser.

Resize any photo to exact 2026 Facebook dimensions (cover 851×315, group cover 1640×856, posts, Stories) right in your browser. Free, no signup.

Resize any photo to TikTok’s real 2026 sizes: 200×200 profile circle, 1080×1920 posts and covers. Free, right in your browser.

Resize any image to 1000×1500 (2:3), 1080×1920 full-bleed, square, long pin, board cover or profile. Free, in your browser, no signup.

Type once, search 34 Unicode styles, preview the pick on a profile mockup and copy it for your 150-character bio, captions and comments. No signup, nothing leaves your browser.

Bold, italic, cursive and fancy Unicode text that pastes into X posts (280 characters), bios (160) and display names (50).

37 Unicode styles that paste straight into Facebook posts, comments and bios: bold, italic, cursive script and more, free in your browser.