Comparison

Metronom 137 vs ptune

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Metronom 137

Features
Read full description

Metronom 137 keeps you in time - all along your setlists. Worn on your wrist, it vibrates on every beat so you can feel the tempo during practice, on stage, or in the rehearsal room. Adjust the BPM with a single swipe, tap in the center for tap tempo, or change the time signature with a flick. NEW: TEMPO CHECK Not sure if you're actually playing on tempo? Tempo Check listens to what you're playing and compares it in real time to your target BPM, with a live graph showing how close you are. A short session is free to try; unlock unlimited Tempo Check sessions with a one-time purchase. APPLE WATCH • Metronome from 20 to 320 BPM • Swipe to adjust tempo instantly, or use the Digital Crown for fine control • Tap tempo - tap in the center of the screen • Time signatures: 4/4, 3/4, 6/8, and more • 4 feedback modes: vibration + sound (iPhone only), sound only, vibration only, or silent (discrete) • Save songs to your setlist with their BPM and time signature • Skip to the previous or next song with one tap • See and control Tempo Check right from your wrist, including starting or stopping a session remotely iPHONE COMPANION APP • Full metronome with the same features as the Apple Watch app, plus a redesigned, easier-to-read track list and setlist browser • Multiple named local setlists, reorderable with a simple drag • Multiple setlists from The Live Setlists (see below) • Tempo, time signature, setlist selection, and Tempo Check all stay perfectly in sync between iPhone and Apple Watch in real time - whichever device you touch, the other follows THE LIVE SETLISTS INTEGRATION (optional) Metronom 137 partners with The Live Setlists - a platform where you build and share setlists with your bandmates. Any setlist you create there is available directly in the app. Load a setlist in one tap, and when you adjust the tempo or time signature during rehearsal, the change can be saved back so your whole band always sees the latest values. No account required to use the app, but account needed to access The Live Setlists setlists. Your music, your tempo, on your wrist.

About

ptune

This app offers a fast and accurate polyphonic tuner for guitarists, allowing you to tune all strings simultaneously with a single strum. It also includes a chromatic tuner, a built-in metronome, and custom tuning profiles for a comprehensive practice experience.

Highlights
  • Polyphonic tuning
  • Chromatic tuner
  • Built-in metronome
  • Custom tuning profiles
  • Offline functionality
  • Dark interface
Features
Read full description

pTune is a fast, accurate polyphonic tuner built for guitar players who want to spend less time tuning and more time playing. POLYPHONIC TUNING Strum all six strings at once. pTune detects every string simultaneously and shows you exactly which ones need adjusting — no more tuning string by string. CHROMATIC TUNER Need to tune any single note? The chromatic tuner detects any pitch with high precision and shows cents off perfect. BUILT-IN METRONOME A clean, precise metronome with adjustable tempo and time signature — perfect for practice sessions. KEY FEATURES • Polyphonic detection — tune all strings in a single strum • Chromatic mode for any instrument or alternate tunings • Adjustable reference pitch (A = 415–466 Hz) • Custom tuning profiles • Adjustable detection speed • Built-in metronome with haptic feedback • Clean, distraction-free dark interface • Works offline — no internet required • No ads, no tracking, no account required PRIVACY FIRST pTune processes audio entirely on your device. Nothing is recorded, stored, or sent anywhere. The microphone is used solely for real-time pitch detection. Designed for acoustic and electric guitarists, beginners and pros alike.

Screenshots

Metronom 1373 screens
ptune4 screens

Verdict

The call

The clearest difference is update cadence: ptune at daily against Metronom 137's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Metronom 137 ships an update every 2 weeks, ptune daily. The most recent releases landed on November 4, 2026 and November 10, 2026 respectively.

Scorecard1 real difference · 8 level
Metronom 137 versus ptune: the parameters behind the verdict, then further details
ParameterMetronom 137ptune
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeksDaily — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS18.617.0 — better
Further details — not scored
Size6 MB2 MB
Age rating4++4
DeveloperThibault DucrayBE MUHENDISLIK TICARET LIMITED SIRKETI

In-app purchases

None

Metronom 137

No in-app purchases

None

ptune

No in-app purchases

Questions

Is Metronom 137 free?
Metronom 137 is free to download, with no in-app purchases.
Is ptune free?
ptune is free to download, with no in-app purchases.
Do Metronom 137 or ptune have ads?
Neither Metronom 137 nor ptune shows ads.
Which is updated more often, Metronom 137 or ptune?
Metronom 137 ships an update every 2 weeks, and ptune daily. Most recently, Metronom 137 was updated on November 4, 2026 and ptune on November 10, 2026.

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