v2026.5 and above
Airplay 1 offset added (off by default) for legacy Airplay receivers (iReal Pro Settings)
 
 
Legacy
iReal Pro 10.0 or lower with bluetooth speaker or Airplay and the position marker is not in sync:
- open iReal Pro
- click on iReal Pro/Preferences/Audio
- check the AirPlay Offset
If you use the built-in speaker, make sure you do NOT have a checkmark there.