free tools
free tools to grow on X
Small, free, no-login tools you can use right now. Built by Argus, the tool that reads your real X analytics and tells you the one thing to do next.
measure
turn your raw numbers into the rates that actually predict follows.
engagement rate calculator →your real rate - plus the save rate that predicts follows.growth funnel calculator →impressions → visits → follows: find where you leak.X money calculator →estimate your ad-revenue payout from impressions (2026 rates).follower growth projector →when do you hit your goal - and what doubles your speed.tweet grader →score any post on saves + follows, not vanity likes.impressions → followers →how much reach you need for the follows you want - and which stage leaks.account value estimator →what an audience your size is worth, from a formula shown in full.
sharpen
grade your writing before you hit send, against the signals that actually convert.
hook analyzer →score your first line on scroll-stopping power, with a fix for each miss.reply grader →does this reply earn a reply back? the signal that grows small accounts.save score →how save-able is your post? saves predict follows, likes don't.bio grader →does your bio turn profile visits into follows, or leak them?hook generator →first lines built from named formulas, so you learn the shape.
strategy
know the one lever to pull before you spend a week on the wrong one.
write
compose and format posts that fit X's rules, ready to paste.
thread splitter →long text → clean numbered thread, ready to post.font generator →𝗯𝗼𝗹𝗱, 𝘪𝘵𝘢𝘭𝘪𝘤 & fancy text to copy into X.character counter →counts the way X does: links flat 23, CJK double.post preview →see your post rendered in light and dark before you send.username generator →handle ideas that fit X's 15-char rules.
the tools measure - Argus fixes
These give you the number. Argus reads your real analytics every day, ranks who to reply to, and drafts the reply in your voice - so the number moves. You always press send.
grow on X with Argus →