Best Entropy Piano Tuner Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated November 2026

If you already know pianoscope, this is the deeper bench. 250+ entropy piano tuner apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of November 2026.

Compare top Entropy Piano Tuner Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1pianoscope – Piano Tunerpianoscope – Piano TunerFree4.7★ (284)NoYesNov 2026
2PianoMeter – Piano TunerPianoMeter – Piano TunerFree4.6★ (42)NoYesOct 2026
3Piano Tuner Pro - Multi-StringPiano Tuner Pro - Multi-StringFree2.3★ (3)NoNoOct 2026
4Piano Tuner - High PrecisionPiano Tuner - High PrecisionFree4.6★ (156)NoYesOct 2026
5Anisotropic Piano TunerAnisotropic Piano TunerFree—NoYesAug 2026
6Tuner T1Tuner T1Free4.5★ (11K)YesNoNov 2026
7Unison: Piano TunerUnison: Piano TunerFree——NoNov 2026
8Pano Tuner LitePano Tuner LiteFree4.7★ (7.9K)YesNoNov 2026

Top Picks for Entropy Piano Tuner

pianoscope – Piano Tuner#1

pianoscope – Piano Tuner by Frank Illenberger

Professional piano tuning
Editor's Choice
🎵 Music
4.7😊(284 ratings)
FreeIn-App Purchases
pianoscope – Piano Tuner screenshot 1
pianoscope – Piano Tuner screenshot 2
pianoscope – Piano Tuner screenshot 3
pianoscope – Piano Tuner screenshot 4
pianoscope – Piano Tuner screenshot 5

This app transforms your iPhone or iPad into a professional piano tuning assistant. It offers advanced features for professional tuners and helps passionate pianists achieve high-quality tunings themselves. Explore various tuning styles and gain precise control over your instrument's sound.

What We Love

  • 🎯 Highly accurate tuning results
  • 👍 Intuitive and easy-to-use interface
  • 💡 Advanced inharmonicity measurement and visualization
  • 🎨 Clean, modern, and distraction-free design
  • 🔧 Multiple temperament options and customization
  • 📊 Helpful visual displays (strobe, line indicators, graphs)
  • 🚀 Fast and efficient tuning process
  • ⭐ Superior to competing apps (CyberTuner, Verituner)
  • 🎵 Produces professional-quality tunings
  • 💪 Reliable long-term tuning stability
  • 🆓 Fair free trial without requiring payment info
  • 👨‍💼 Excellent customer service and developer responsiveness
  • 🎓 Useful learning tools for aural training
  • 📱 Works reliably on iOS devices

Room to Improve

  • 💰 High pricing ($100-$600) perceived as expensive
  • 🚫 Requires paid subscription/trial to access full features
  • ⚠️ Confusing paywall and subscription model
  • 📱 iOS-only, no macOS or Windows version
  • 🔊 Difficulty detecting very high notes (7th octave)
  • 🔊 Difficulty detecting very low notes (zero octave)
  • ❌ Rigid pitch range restrictions for non-standard instruments
  • 📖 Obtuse or unclear documentation
  • 🌍 Pricing not adjusted for international markets/currencies
  • 🎛️ Missing spinner indicator (familiar UI element)
  • 🔍 Limited visibility of frequency display during tuning
PianoMeter – Piano Tuner#2

PianoMeter – Piano Tuner by Willey Piano

Professional piano tuning
Strong Contender
🎵 Music
4.6(42 ratings)
FreeIn-App Purchases
PianoMeter – Piano Tuner screenshot 1
PianoMeter – Piano Tuner screenshot 2
PianoMeter – Piano Tuner screenshot 3
PianoMeter – Piano Tuner screenshot 4
PianoMeter – Piano Tuner screenshot 5
PianoMeter – Piano Tuner screenshot 6

This app transforms your device into a professional electronic tuning aid for pianos. It analyzes each note's tonal characteristics to calculate an ideal custom tuning, going beyond standard chromatic tuners. Different upgrade levels offer expanded functionality for both hobbyists and professionals.

2.3(3 ratings)
Free
Piano Tuner Pro - Multi-String screenshot 1
Piano Tuner Pro - Multi-String screenshot 2
Piano Tuner Pro - Multi-String screenshot 3
Piano Tuner Pro - Multi-String screenshot 4
Piano Tuner Pro - Multi-String screenshot 5
Piano Tuner Pro - Multi-String screenshot 6

This app transforms your device into a precise piano tuning tool. It analyzes multiple strings per note independently, providing real-time feedback on pitch and frequency. The interface is designed for quick, distraction-free use, helping you achieve clean unisons.

More Entropy Piano Tuner apps to explore

FAQ about Entropy Piano Tuner

What are the best entropy piano tuner apps for iPhone?
pianoscope – Piano Tuner tops our entropy piano tuner apps ranking as of November 2026, with a 4.7-star average from 284 App Store ratings, and it's free to download.
Yes — 20 of the top entropy piano tuner apps we rank are free to download, including pianoscope – Piano Tuner and PianoMeter – Piano Tuner.
pianoscope – Piano Tuner has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 250+ entropy piano tuner apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.