OCO vs Drumbro
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
OCO
Engage in a captivating one-touch puzzle-platformer with over 7000 levels. Master simple controls to navigate challenging environments, create your own levels, and enjoy a unique audio-visual experience. Compete in daily challenges and strive for perfect solutions.
- Simple one-touch controls
- Over 7000 challenging puzzles
- Level editor and sharing system
- Daily challenges
- Minimalist design
- Procedurally-generated soundtrack
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“OCO is an exceptionally clever one-touch puzzle-platformer” 8/10 Pocket Gamer “Gloriously addictive and intelligent puzzles” 8/10 Touch Arcade Immerse yourself in the beautiful audio-visual world of OCO Use simple one-touch controls to launch, rush, crash, glide, warp, and hang as you solve over 7000 fast-paced platforming puzzles FEATURES • Simple one-touch controls • Complex challenging puzzles • Precision platforming • 7000 hand-selected player-created levels • Create and share levels using OCO jpg levels system • Beautiful minimal design • Procedurally-generated soundtrack for every level • Built-in editor • Daily challenges • 'Discord' community • ‘Perfect solution’ challenges for all levels • 46 achievements AWARDS • Finalist 'Pocket Gamer People’s Choice Award', 2020 • Runner-up ‘Big Indie Pitch’, Develop, Brighton, 2018 • Finalist ‘Very Big Indie Pitch’ Pocket Gamer Connects, London, 2017
Drumbro
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Drumbro is a rhythm game played by feel. Each round, your iPhone plays a short pattern using sound and the Taptic Engine. Then it's your turn: tap the on-screen drum to play the rhythm back. Every tap is judged to the millisecond. Pass a level to advance. Tempos get faster and patterns get trickier. Three lives per run. One final score. Designed for short sessions. Fully offline. WHAT'S IN THE APP - Procedurally generated rhythm patterns - Synthesized percussive sounds and Taptic Engine vibration on every beat - Tap timing scored to the millisecond, with Perfect, Good, and Off-beat ratings - Levels with rising tempo and pattern density - Optional reduced-motion mode - High-contrast dark UI DEVICE REQUIREMENTS Drumbro plays best on iPhones with a Taptic Engine (iPhone 8 and later). On older iPhones the same patterns play with sound and on-screen pulses. iPhone only. SOUND Sound mixes with other audio (Music, podcasts) and respects the iPhone silent switch. Sound and haptics can be toggled independently in Settings. PRIVACY Drumbro stores your high score, best level, tutorial progress, and settings preferences locally on your device only. There are no accounts, no ads, no analytics, no third-party SDKs, and no network requests. Uninstalling the app removes all stored data. ACCESSIBILITY - VoiceOver labels every control - Reduce Motion is respected - Color is never the only way information is shown - Sound and haptics can be disabled independently from Settings; gameplay continues with full visual cues
Screenshots
Verdict
The clearest difference is in-app purchases: Drumbro at none against OCO's 8. Drumbro also leads on ads (none vs shown) and update cadence (weekly vs every 5 weeks). OCO's advantage is device support (3 vs 1). On price 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. OCO sells 8 one-off in-app purchases. Drumbro asks for nothing beyond the download.
OCO ships an update every 5 weeks, Drumbro weekly. The most recent releases landed on October 2, 2026 and September 12, 2026 respectively.
| Parameter | OCO | Drumbro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (2.4K ratings) — better | — |
| Positive reviews | 73.0% of reviews | — |
| Number of ratings | 2.4K — better | — |
| Update frequency | Every 5 weeks | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 113 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | SPECTRUM48 LIMITED | INTI |
Bugs and requests
OCO
Reported bugs
4 issues- Game crashes on startup after updates
- Slow mode issue prevents level uploads
- Levels sometimes can't be opened
- Losing progress/data after updates
Requested features
5 requests- Add different beat/music options
- Allow liking levels without completing them
- Improve level saving/loading
- Add more block types (traps, flippers, etc.)
- Bring back online features
Drumbro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
OCO
- NO ADSFree
- x 2000 bits$0.99
- x 5000 bits$0.99
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- Remove ads$1.99
- x 8000 bits$2.99
- OCO pro$2.99
- x 30000 bits$4.99
- x 100000 bits$9.99
Drumbro
No in-app purchases







