Number System Trainer
iOS app by Brandon Oaks. Music · Brandon Oaks
- Store rating
- 5 / 5
- Store rating count
- 12
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.1.1
- Listing last refreshed
- 2026-09-08
View the original store listing
Store description excerpt
Number System Trainer teaches you the Nashville Number System — the method worship musicians and session players use to learn songs fast, transpose on the fly, and communicate with any musician in any key. Whether you're a beginner who only knows 3 chords or an experienced worship leader, this app meets you where you are. 6 INTERACTIVE MODULES • Learn — A 5-step intro to how the number system works • Read Charts — 4 levels from basic chords to slash chords • Transpose — Move full progressions to any key instantly • Ear Training — 3 levels, identify chords just by listening • Play Along — See piano and guitar shapes in every key, with capo tips built in • Circle of 4ths & 5ths — Tap any key to see all 7 chords No login required. Works instantly.
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