Interval Climber vs Note Ninja
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Interval Climber
This game challenges you to identify musical intervals by listening to notes. Race your character up a piano keyboard by correctly tapping intervals, with various modes and difficulty levels for fun and competitive ear training.
- Identify harmonic and melodic intervals
- Climb, descend, or alternate direction modes
- 10 difficulty levels
- Smart AI opponent
- Practice mode
- All 12 intervals supported
- Targeted training presets
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Race your sloth up an 88-key piano keyboard by identifying musical intervals! Interval Climber makes ear training fun and competitive. HOW IT WORKS Listen to two notes played together (harmonic) or sequentially (melodic), then tap the correct interval on the touch keyboard. Each correct answer moves your sloth forward. Race against an AI opponent or practice at your own pace. FEATURES - Two listening modes: Harmonic (notes together) or Melodic (notes sequential) - Three direction options: Climb up, descend down, or alternate each game - 10 difficulty levels from Beginner to Nightmare - Smart AI opponent that provides a real challenge at higher levels - Practice mode for stress-free learning - All 12 intervals from minor 2nd to perfect octave - Quick presets for targeted training (Big/Small for beginners, Mediants for advanced) - Guide notes and interval hints to help you learn - Works on iPhone and iPad in portrait or landscape PERFECT FOR - Music students preparing for ear training exams - Musicians wanting faster interval recognition - Teachers looking for engaging practice tools - Self-learners studying music theory - Anyone who wants to develop their musical ear Start with easy intervals like octaves and fifths, then work your way up to instantly recognizing any interval. The climbing race format keeps practice sessions engaging and helps you track your improvement as you compete against increasingly challenging AI opponents. No account required. No ads. No in-app purchases. Just pure ear training.
Note Ninja
This fast-paced music game challenges you to identify musical notes before time runs out. Compete against friends and others on the leaderboard, maintain daily streaks, and improve your music reading skills. Scan your own sheet music to create personalized training sessions.
- Identify notes against the clock
- Compete on global leaderboards
- Maintain daily streaks
- Unlock harder levels
- Scan and play from own sheet music
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Can you name the note before time runs out? Note Ninja is the fast-paced music game that turns sheet music into an addictive challenge. Spot the note, tap your answer, beat the clock -- and crush your friends on the leaderboard. No account needed to get started -- jump in as a guest and sign up when you're ready to save your progress, build streaks, and compete on the leaderboard. FAST. COMPETITIVE. ADDICTIVE. Every round is a race against time. Notes flash on the staff -- you have seconds to identify them. Score points, multiply your bonus, and chain together perfect answers to dominate the rankings. CLIMB THE LEADERBOARD This isn't just you vs. the staff. It's you vs. everyone. See your friends' streaks and scores in real time. Fight for that #1 spot and defend it daily. DAILY STREAKS Come back every day to keep your streak alive. Miss a day, lose your flame. The top players have streaks that go for weeks -- do you have what it takes? LEVEL UP YOUR SKILLS Start with the basics and unlock harder levels as you improve. Treble clef, bass clef, ledger lines -- each stage adds new notes and cranks up the challenge. SCAN YOUR OWN SHEET MUSIC Turn any piece of sheet music into your personal training ground. Snap a photo and play straight from your score. Download Note Ninja. Start your streak. Claim the top spot.
Screenshots
Verdict
The clearest difference is price: Note Ninja at Free against Interval Climber's $0.99. Note Ninja also leads on update cadence (every 2 days vs every 6 months). Interval Climber's advantage is chart position (#131 vs unranked) and iOS requirement (15.0 vs 26.0). On rating, review sentiment, ratings volume and ads 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
Note Ninja is free to download; Interval Climber costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Interval Climber holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Interval Climber ships an update every 6 months, Note Ninja every 2 days. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.
| Parameter | Interval Climber | Note Ninja |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.7 (3 ratings) — better | 4.5 (2 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 6 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #131 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 130 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Samuel Gingher | Rotem Shor |
Customer experience
Interval Climber
Note Ninja
In-app purchases
Interval Climber
No in-app purchases
Note Ninja
No in-app purchases





