How I Grew My Developer Tool Suite to 175 MAU in 3 Weeks — Zero Ad Spend, Articles Only

"Nobody's Coming" Is the Worst Part If you've ever shipped a side project, you know this feeling. Launch day. Open Google Analytics. Real-time users: 0 . Next day, still 0. Day 3, finally 1 — it was me. When I launched my developer tool suite, the first week's engaged MAU was 5 . I didn't investigate how many were me. Three weeks later, MAU hit 175 . I spent zero on ads. This is the full record — what worked, what flopped, and all the real numbers. The tool suite discussed in this article is PureMark — 7 developer tools (JSON, Base64, Diff, JWT, Timestamp, and more) that work with zero clicks. Just copy something to your clipboard and open the page. What I Built: 7 Tools, One Umbrella Small tools developers use daily — JSON formatting, Base64 decode, URL encode, diff comparison, JWT decode, timestamp conversion — bundled into one branded suite . Tool What It Does Annotate Add arrows & text to screenshots (PWA) JSON Formatter Auto-formats on paste Base64 Encoder/Decoder One-action encod