Practice Lab: smart metronome, tuner and practice coach for musicians
Practice Lab is an iPhone practice app for musicians that combines a smart metronome, a tuner and a coach that listens to your playing. Its Woodshed mode raises the tempo only when your playing is clean and steps back when it is not. Your microphone audio is analyzed on your device, and AI coaching needs Apple Intelligence.
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Key facts
| Platform | iPhone, iOS 26 or later |
|---|---|
| Privacy | Practice audio is analyzed on-device and not uploaded to the developer's servers; no account, no tracking; no ads in the free tier |
| AI features | AI coaching and focus areas need Apple Intelligence |
| iOS 27 only | Dynamics reporting, and controlling the metronome from the Lock Screen, Control Center or AirPods |
| Free | A 7-day accuracy trend, one grounded coaching note every week, and manual Woodshed practice loops |
| Premium | Unlimited AI coaching, the full auto-climbing Woodshed ladder with tempo-progress history, and advanced insights |
Best for
- Building up a hard passage to a target tempo
- Checking tempo consistency and rhythm accuracy while you play
- Tuning an instrument without a separate app
- Tracking practice progress over days, weeks and months with a daily goal
Frequently asked questions
What is Practice Lab?
Practice Lab is an iPhone app for musicians with a smart metronome, a real-time tuner and a coach that analyzes your playing on-device for tempo consistency and rhythm accuracy.
What is Woodshed?
Woodshed is smart tempo training. You loop a tough passage and set a target tempo. Practice Lab raises the metronome only when your playing is objectively clean, and steps back if it is not.
Is my practice audio uploaded?
Your microphone is analyzed on-device and your practice audio and data are not uploaded to the developer's servers.
Does it need Apple Intelligence?
AI coaching and personalized focus areas need Apple Intelligence. The tuner and metronome do not depend on it.
Which instruments does it work with?
It works with any instrument you can play near the iPhone microphone, for example guitar, piano, violin or drums.
What is free and what is Premium?
Free: a 7-day accuracy trend, one grounded coaching note every week, and manual Woodshed practice loops. Premium: unlimited AI coaching, the full auto-climbing Woodshed ladder with tempo-progress history, and advanced insights. Prices are on the App Store page.
Does it report dynamics?
On iOS 27 it also reports dynamics. On iOS 26 it reports tempo consistency and rhythm accuracy.
Can I control the metronome from the Lock Screen?
On iOS 27 you can control it from your Lock Screen, Control Center or AirPods.
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