Comparison

OpusKeep vs Ear Gym

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

Head to head
About

OpusKeep

Features
Read full description

OpusKeep is a private repertoire notebook for musicians. Never lose track of your music repertoire. OpusKeep helps you organize the pieces you are learning, maintaining, and preparing for performance. Add your own pieces, log practice sessions, rate your confidence, and receive reminders before learned pieces get rusty. OpusKeep is designed for classical musicians playing any instrument, serious students, teachers, and adult learners who want a calm, focused way to manage their repertoire. Features • Add pieces to your personal repertoire • Track each piece by status • Log practice sessions • Rate your confidence after practicing • See what needs review today • Get local practice reminders • Keep notes for each piece • Organize pieces with tags • Attach PDFs and audio notes with Pro • Back up, export, and import your repertoire with Pro Practice statuses • Want to learn • Learning • Polishing • Maintaining • Performance-ready • Archived Free plan • Up to 5 pieces • Basic reminders • Local practice tracking OpusKeep Pro • Unlimited repertoire pieces • Smart review reminders • PDF attachments • Audio attachments • Backup, export, and import OpusKeep is offline-first. Your repertoire stays private and local to your device. OpusKeep is not a song-learning app and does not provide a public music database. It is a private repertoire tracker that helps you remember what you are working on and what needs to be played again. Keep your repertoire alive. Privacy Policy: https://opuskeep.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Ear Gym

Features
Read full description

Ear training and music theory in one app. Train intervals, chords, scales, rhythm, melodic dictation, solfege and perfect pitch with guided lessons that adapt as you improve. The Ear Gym is built for musicians, singers, pianists, guitarists, bassists, producers, composers, songwriters, teachers and music students who want a stronger musical ear and real fluency reading the staff. Start as a complete beginner or jump straight to advanced harmony. EAR TRAINING • Interval recognition, comparison, construction, inversion, reading, singing and playing • Chord identification, comparison, construction and inversions across 29 chord types • Scale and mode identification, construction, reading, singing and playing — 40+ scales and modes • Rhythm recognition, rhythm imitation and rhythm tapping • Perfect pitch training, relative pitch practice and absolute pitch drills • Note recognition and single-note pitch identification MELODIC DICTATION • Hear a melody, then write it back on the staff note by note • Polyphonic dictation with two independent voices • Melody comparison and melody error detection • Transcribe music by ear and check yourself instantly MUSIC THEORY AND READING • Solfege and sight-singing practice • Sight reading, note reading and clef reading in treble, bass, alto and tenor • Key signatures, accidentals and transposing instrument reading • Roman numeral analysis, harmonic analysis, figured bass, chord progressions and cadences GUIDED MODE A structured path from your first interval to advanced harmony. Guided Mode works through notes and reading, intervals, chords, scales, rhythm and harmony, unlocking each step once you have mastered the one before it. If you do not know where to start, start here. BUILD YOUR OWN DRILLS Every exercise is configurable — choose the intervals, chords, scales, keys, clefs, octaves, instruments and tempo you want to work on. Create custom chord and scale sets to target exactly the sounds you are struggling with, or to match what your teacher assigned this week. BUILT FOR REAL PRACTICE • High-quality piano and guitar samples, with staff notation on every screen • Answer feedback that shows you what you actually heard, not just right or wrong • Statistics and progress insights that show which intervals and chords need work • Streaks, badges, stars and XP to keep daily practice going • Challenges to test yourself against other players • Works offline — no connection needed to practise WHO IT IS FOR Whether you are preparing for an aural exam or a conservatory audition, learning to play by ear, transcribing songs, improvising, arranging, producing, singing in a choir, teaching a class, or simply making music theory finally click, The Ear Gym gives you the drills and the structure to get there. The Ear Gym helps you improve: • Relative pitch, perfect pitch and interval hearing • Chord, scale and mode recognition • Melodic dictation and transcription • Rhythm accuracy and timing • Sight reading, note reading and clef fluency • Harmonic hearing, chord progressions and cadences • Music theory knowledge you can actually hear • Aural skills for piano, guitar, bass, voice and classroom music PRACTISE A LITTLE EVERY DAY Short, focused sessions beat long ones. A few minutes of interval training, chord training or melodic dictation each day builds the kind of ear that recognises what it hears without stopping to think about it. ONE-TIME PURCHASE No subscription. No ads. Unlock the full app once and keep it. Download The Ear Gym and start training intervals, chords, scales, rhythm, melodic dictation, solfege, sight reading, relative pitch, perfect pitch and music theory today.

Screenshots

OpusKeep4 screens
Ear Gym4 screens

Verdict

The call

OpusKeep and Ear Gym are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. OpusKeep sells 3 in-app purchases, starting at $2.99 per month and Ear Gym sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
OpusKeep versus Ear Gym: the parameters behind the verdict, then further details
ParameterOpusKeepEar Gym
PriceFreeFree
Update frequency—Every 6 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size48 MB63 MB
Age rating4+4+
DeveloperTimothe WatteauFrancisco Ferreira Pampulha

In-app purchases

3 purchases

OpusKeep

Subscriptions2
  • Monthly Pro$2.991 Month
  • Annual Pro$19.991 Year
One-time1
  • Pro Lifetime$39.99
3 purchases

Ear Gym

One-time3
  • Unlock guided mode$1.99
  • Unlock free mode$2.99
  • Complete package$3.99

Questions

Is OpusKeep free?
OpusKeep is free to download, with in-app purchases available.
Is Ear Gym free?
Ear Gym is free to download, with in-app purchases available.
Do OpusKeep or Ear Gym have ads?
Neither OpusKeep nor Ear Gym shows ads.

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