free tools

free tools to grow on X

No-login tools that run in your browser. Built by Argus — the tool that reads your real X analytics and tells you the one thing to do next.

measure

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.

strategy

growth diagnostic →enter your week, get the one lever holding you back.replies-to-goal calculator →how many replies a day to hit your follower target.shadowban checklist →the signs you're deboosted on X and how to self-check.

best time to post on X soonwhen your audience is actually online, by timezone.

write

character counter →real-time tweet length with X's link weighting (280 / 25k).thread splitter →long text → clean numbered thread, ready to post.font generator →𝗯𝗼𝗹𝗱, 𝘪𝘵𝘢𝘭𝘪𝘤 & fancy text to copy into X.

bio generator soona bio that makes profile visitors actually follow.