Hex,Dec,Oct,Bin(Dev Calc) icon

Hex,Dec,Oct,Bin(Dev Calc)

12KK

★ 4.7 (6,162 ratings)

⬇ 500,000+ downloads

Est. actual: 829,170

Free

Released: Feb 7, 2014

IAP: $3.49 per item

Contains ads

Signals

4 this week · 1 positive · 1 warning All of this week's signals →

📈Last 7 days +911 installs — 45% slower than the week before (+1.6K) · 106/day since Oct 9
🏆Among Productivity apps top 5% by installs gained this week (581 peers growing)
⭐Rating steady at ★ 4.66 since Oct 9
🛠Updates quiet · updated 106 days ago

Installs since launch

+2,555 installs · +3 ratings since Oct 9

Update history

2.3.15 Jul 27, 2026 · seen Oct 23, 2026

Updated some UI.

Only the current version so far — new entries appear as the app ships updates.

Hex,Dec,Oct,Bin(Dev Calc) is a productivity app by 12KK with 500,000+ downloads (about 829K estimated). +911 installs in the last 7 days. Rated 4.7 from 6.2K ratings. Released Feb 7, 2014. Install growth, rank history, SDKs and ad networks.

From the store listing: “The Calculator for Developer Hex,Dec,Oct,Bin in one screen”