Key Transposer icon

Key Transposer

Matt Hauser
★ 2.3 (67 ratings)
⬇ 10,000+ downloads
Est. actual: 25,498
Free
Released: Dec 30, 2015
No in-app purchases
Contains ads
Rated: Everyone

Signals

4 this week · 1 positive · 1 warning All of this week's signals →
  • 📈Last 7 days +41 installs — 44% slower than the week before (+73) · 4/day since Oct 6
  • 🏆Among Music & Audio apps top 17% by installs gained this week (249 peers growing)
  • ⭐Rating steady at ★ 2.31 since Oct 6
  • 🛠Updates quiet · updated 94 days ago
Installs since launch
0 13K 25K 25K Dec 30, 2015 today
+114 installs · 0 ratings since Oct 6
Update history
1.4 Aug 10, 2026 · seen Oct 6, 2026
Bug fixes and improved performance.
Only the current version so far — new entries appear as the app ships updates.
Key Transposer screenshotKey Transposer screenshot

Key Transposer is a music & audio app by Matt Hauser with 10,000+ downloads (about 25K estimated). +41 installs in the last 7 days. Rated 2.3 from 67 ratings. Released Dec 30, 2015. Install growth, rank history, SDKs and ad networks.

From the store listing: “Find the key of your song on the left side, and then drag the right side of the screen until the key of which you wish to transpose is next to the original key. Now, any key/note change in the original key will have the transposed key/note seen directly to the right of it. Clear as mud, right? (You can drag either…”