Spiny Ninja vs OPM
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Spiny Ninja
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In Spiny Ninja, youโll embark on an exciting adventure across a treacherous island path where reaching the destination isnโt easy. Master strategy and stealth as you help the agile ninja sneak past enemy patrols, evade their sharp view cones, and knock them out from behind. Take cover in the shadows to find safe routes toward the next save point, all while collecting coins and avoiding detection. Coins allow you to purchase shields that provide essential protection at intense levels, giving you the edge in combat. If your ninja is defeated, revive them with coins or rewards to continue your quest. Reach the destination to conquer each level and unlock new challenges - where only the sharpest and stealthiest ninjas survive.
OPM
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Become the ultimate one-punch hero in this timing-based action game ONE PUNCH IS ALL IT TAKES Every fight comes down to one perfect moment. Read the enemy, find the rhythm, and unleash a strike powerful enough to end it all in a single blow. MASTER THE ART OF TIMING Precision is everything. The difference between a devastating hit and a wasted attack is razor-thin โ only those who have truly mastered their timing will rise to the top. GROW STRONGER WITH EVERY FIGHT Level up your stats, unlock new abilities, and build a hero powerful enough to take on any challenge. Every victory brings you one step closer to true strength. FACE INCREASINGLY DEADLY ENEMIES From standard grunts to fearsome boss encounters, every enemy presents a new test of skill and timing. Adapt or be overwhelmed. DAILY CHALLENGE & LEADERBOARD A brand new challenge drops every hour. Push your limits, post your score, and climb the global leaderboard to prove you're the strongest. One punch. No mercy. Are you strong enough?
Screenshots
Verdict
The clearest difference is in-app purchases: OPM at none against Spiny Ninja's 4. Spiny Ninja's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Spiny Ninja sells 4 one-off in-app purchases. OPM asks for nothing beyond the download.
Spiny Ninja ships an update weekly, OPM every 2 weeks. Both last shipped on October 25, 2026.
| Parameter | Spiny Ninja | OPM |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Every 2 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 669 MB | 159 MB |
| Age rating | 4+ | 12+ |
| Developer | Csharks Games & Solutions Pvt Ltd | YoTech |
In-app purchases
Spiny Ninja
- Small Pack$0.99
- Medium Pack$0.99
- Large Pack$1.99
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- Extra Large$2.99
OPM
No in-app purchases








