Free tools for social media work
A small collection of utilities we built for our own team. Caption counters, engagement calculators, UTM builders. All open in your browser, no login, no upload.
Caption character counter
Paste a caption, see how it fits each network's character limit at a glance.
Hashtag generator
Pick a niche and get a curated set of hashtags, ready to copy and paste.
Image size cheatsheet
Every required image dimension for posts, stories, reels and covers, searchable in one table.
Engagement rate calculator
Calculate engagement rate by reach or by followers and compare with network benchmarks.
Best time to post finder
Pick a network, region, and niche to get suggested posting time slots.
UTM link builder
Tag campaign URLs with utm_source, medium, campaign, content and term, with live preview.
Bold text generator
Convert plain text to Unicode bold so it stays bold across every social network.
Font generator
See your text in 17 Unicode font styles: italic, script, fraktur, monospace and more.
Line break generator
Force Instagram, LinkedIn, and Facebook to keep your paragraph breaks intact.
Image resizer
Resize and crop images to every network's official preset (feed, story, reel, cover), all in your browser.
YouTube citation generator
Format a YouTube video as APA, MLA, Chicago, or Harvard citation in one click.
Username generator
Generate dozens of available username variations from your name and niche.
Bio generator
AI-written social media bios in your voice. Pick a tone and network, get 3 variations.
Post generator
AI-written posts adapted to each network's voice and length, from a topic and tone.
Video hook generator
Eight scroll-stopping hooks for your TikTok, Reel or Short, generated from your topic.
YouTube title generator
Eight click-worthy YouTube titles tuned for search and CTR, from your topic.
YouTube script generator
Full video outline (hook, intro, body beats, outro) from your topic and target duration.