Ultimate Music Theory vs ComposerDeck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ultimate Music Theory
Access all your music theory video courses, certification, and training in one convenient app. Study from anywhere to improve your musicianship and connect with a vibrant music education community. Stay updated with the latest news and developments.
- Access video courses
- UMT Certification & Training
- Push notifications for news
- Study on the go
- Join music theory community
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Inside the Ultimate Music Theory App, you can: Learn Music Theory easily with access to all your video courses, UMT Certification & Training in one easy-to-use app Receive push notifications with the latest news and updates Study from the comfort of your home or on the go to build your musicianship skills Join the Ultimate Music Theory Community - Enriching Lives Through Music Education END USER LICENSE AGREEMENT https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ComposerDeck
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Stuck staring at a blank track? ComposerDeck deals you a hand of musical challenges: a chord, a scale, a groove, a production trick, sometimes a Malus. Then you make something with it, in 20 minutes or over a weekend. Use it as a warm-up, a daily ritual or a way out of a rut. DRAW YOUR HAND More than 600 cards written by musicians, from beginner to expert. Pick a style, a number of cards and an optional Malus, then draw. Every card shows how rare it is (Common, Rare or Legendary) and every hand rates from Easy to Brutal. Lock the cards you love and redraw the rest. SIMPLE OR STUDIO Simple keeps the essentials. Studio puts every control around the same table: faders that steer the draw toward harmony, rhythm, sound or form, card types, decks, session length and notes. ADD A MALUS A Malus is a forbidden move. One Take. No Drums. Headphones Forbidden. It joins your hand, raises the difficulty and forces you to think sideways. DRAW FROM DECKS Load a curated deck (Songwriting Sprint, Chord Progression Starter, Odd Meters Bootcamp, Finish It) and pull your next hand from it. Build your own deck from any cards and share it with one link: your students or bandmates draw from it in one tap. HEAR WHAT OTHERS MADE Upload your take or paste a SoundCloud, YouTube, Spotify or Vimeo link. Every take stays tied to the hand it came from, so you can hear how someone else answered the same cards. Browse by Hot, New, Top, Following or Friends, and the player keeps going while you move around the app. THE WEEKLY CHALLENGE Once a week, everyone gets the same hand. Post your take and hear how the others answered it. The leaderboard shows who shares the most, who gets the most love and who takes on the toughest hands. ADD YOUR OWN CARD Got a card the deck is missing? Submit it. Once approved it joins the main deck, anyone can draw it, and your name goes with it. YOUR PROFILE A year of activity at a glance, your streak, the genres you lean on, and 20 badges to unlock as you draw, share and contribute. BUILT FOR MUSICIANS Producers, songwriters, beatmakers, composers, instrumentalists, singers, DAW lovers and hardware nerds. ComposerDeck doesn't make music for you. It gives you a starting point and gets out of the way. PRIVACY No ads, no ad tracking, and your data is never sold. Your takes stay yours and private profiles stay private everywhere. Draw without an account, or sign in with Apple or Spotify to keep your hands and favorites. Draw a hand. Make something. Share it. See you in the deck.
Screenshots
Verdict
The clearest difference is in-app purchases: ComposerDeck at none against Ultimate Music Theory's 9. ComposerDeck also leads on update cadence (weekly vs every 2 weeks). On price, ads, device support and iOS requirement 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
Both are free to download. Ultimate Music Theory sells 9 one-off in-app purchases. ComposerDeck asks for nothing beyond the download.
Ultimate Music Theory ships an update every 2 weeks, ComposerDeck weekly. The most recent releases landed on September 17, 2026 and October 28, 2026 respectively.
| Parameter | Ultimate Music Theory | ComposerDeck |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Glory St. Germain | Deep Sky Project |
In-app purchases
Ultimate Music Theory
- Music Teacher Training Bundle$17.00
- Learn Rhythm & Rests$27.00
- Exclusive Teacher Training$49.00
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- Teach Rhythm & Rests Course$49.00
- Teach Intervals Course$49.00
- Music Theory Flashcards$79.00
- Ultimate Music Yoga Program$99.00
- Music Teachers Bootcamp System$299.00
- Complete Music Theory Course$399.99
ComposerDeck
No in-app purchases
Questions
Is Ultimate Music Theory free?
Is ComposerDeck free?
Do Ultimate Music Theory or ComposerDeck have ads?
Which is updated more often, Ultimate Music Theory or ComposerDeck?
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