Transposing Helper Downloads & RevenueTransposing Helper · App Store
Not in any tracked top chart right now.
Updated 6 Nov 2026 · rankings refresh through the day
DeveloperGaHyun KIM
CategoryMusic
PriceFree
Released
Rating★ 4.8 (12)
Version2.0.0
Age rating4+
First seen by us
24 Oct 2026
Full timeline · 2 events in the last 12 months
- 🆕Transposing Helper first spotted by AppInsiderSouth Korea (found via developer)
- 🆕Transposing Helper released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.8 ★
12 ratings
Measured
Transposing Helper on the App Store
App details
App ID
575106246
Publisher
GaHyun KIM
On the store since
Nov 2012
13 years on the store
Minimum OS
iOS 8.0+
iPhone 4s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
3
EN JA KO
Size
14 MB
Also listed in
Entertainment
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.8 ★
12 ratings
Measured
Ratings
12
Measured
About Transposing Helper
With Transposing Helper, no more stress to check keys everytime
*Use this app when
· Original chords seems too difficult and want it to be arranged to your style.
· You playing guitar, especially playing it with capo!
(When Eb -> D, You can play guitar set capo in 1st)
· you feel your song's tune is too high or too low
Please turn smaller wheel and larger wheel until when original key and key to-be meets
ex)When you want to change the key from A to C while chord progression is A, F#m, Bm, E7,
just turn A on smaller wheel to meet C on larger wheel. Check other chords then.
A->C, F#m ->Am, Bm->Dm, E7->A7
* Write down and use m, m7,sus4 behind bass.
*Use this app when
· Original chords seems too difficult and want it to be arranged to your style.
· You playing guitar, especially playing it with capo!
(When Eb -> D, You can play guitar set capo in 1st)
· you feel your song's tune is too high or too low
Please turn smaller wheel and larger wheel until when original key and key to-be meets
ex)When you want to change the key from A to C while chord progression is A, F#m, Bm, E7,
just turn A on smaller wheel to meet C on larger wheel. Check other chords then.
A->C, F#m ->Am, Bm->Dm, E7->A7
* Write down and use m, m7,sus4 behind bass.
Latest updates
2.0.0
can edit text(chord) in large side wheel
ios 10, 11 update (include 64bit support)