📈Last 7 days+7 installs — 36% slower than the week before (+11) · 1/day since Oct 7
🏆Among Tools appstop 42% by installs gained this week (1080 peers growing)
🛠Updatesquiet · updated 90 days ago
Installs since launch
+29 installs
since Oct 7
Update history
1.0.0Aug 16, 2026 · seen Oct 17, 2026
First release.<br><br>Enter a floor-to-floor rise and the app returns riser height, tread count, stringer length, and the marks to scribe with a framing square.<br><br>A second tab does common and hip or valley rafter length.
Only the current version so far — new entries appear as the app ships updates.
Stair Stringer Calculator is a tools app by k4y apps with 50+ downloads (about 51 estimated). +7 installs in the last 7 days. Released Aug 16, 2026. Install growth, rank history, SDKs and ad networks.
From the store listing: “Rise, run and stringer layout, plus roof pitch and rafter length.”