Chord Chart Memo is much cheaper than iReal Pro, and it is laser-focused on making it as easy as possible to enter your own charts. Most apps on the market are

Chord Chart Memo is much cheaper than iReal Pro, and it is laser-focused on making it as easy as possible to enter your own charts. Most apps on the market are designed for playing charts made by other people - Chord Chart Memo aims to serve musicians and songwriters working on original music which might not have a widely available chart online. Chord Chart Memo is also specifically designed with the stage in mind: charts load quickly & work entirely offline.