Quantum vs Crowd Surf
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Quantum
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Unlock the Mysteries of the Quantum Realm! Dive into Quantum Cat, a unique 2D puzzle platformer that blends challenging physics-based gameplay with real quantum mechanics concepts. Take control of a cat with the extraordinary ability to exist in multiple states at once! The Observer Effect In this world, being seen changes everything. Navigate through 5 handcrafted levels where "Observers" (cameras and sensors) lock your state. Use your wits to stay hidden, or manipulate their gaze to your advantage. Superposition Mechanic Stuck at a wall? Need to be in two places at once? Activate your Superposition ability! Split your reality to interact with special quantum platforms, dodge traps, and phase through obstacles. But be careful—your quantum stability is draining fast! Key Features: -Unique Quantum Gameplay: A fresh take on platforming where you control probability, not just movement. -5 Mind-Bending Levels: Progressively difficult puzzles that will test your logic and reflexes. -Stability Management: Collect Quantum Orbs to restore your coherence and aim for the perfect run. -Dynamic Physics: Precise controls and interaction with a world that reacts to your presence. -Clean & Modern Art: A polished aesthetic inspired by the strange beauty of the subatomic world. Are you ready to challenge reality? Download Quantum Cat now and find out if the cat is alive, dead, or winning!
Crowd Surf
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The perfect wave is calling. Are you ready to drop in? Grab your board and beat the lineup in Crowd Surf, a pixel-art arcade surfing game that combines classic 8-bit challenge with modern competitive edge. With simple, precise one-tap controls, navigate the face of massive waves, lock into the pocket, and use gravity to your advantage. Fly above the lip for massive aerials or carve the base to rack up points—all while the crowd on the beach goes wild for your performance. WHY YOU'LL LOVE IT: One-Tap Mechanics: Easy to learn, brutal to master. Tap to float up, release to drop down. Trick Combo System: Chain together Cutbacks, Floaters, and Full 360° Rotations by timing your taps perfectly. World Tour: Master 4 iconic surf spots, each with unique retro backdrops: Arpoador (Brazil), Matadeiro (Brazil), Malibu (USA), and Snapper Rocks (Australia). Progressive Challenge: Survive the crowd! Dodge sharks, leaping fish, rocks, and rogue surfers as the speed ramps up and day turns to night. Global Leaderboards: Play offline or sign in to challenge surfers worldwide for the top spot on every beach.
Screenshots
Verdict
The clearest difference is in-app purchases: Quantum at none against Crowd Surf's 1. Crowd Surf's advantage is iOS requirement (15.0 vs 17.6). On price, update cadence, ads and device support 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. Crowd Surf sells 1 one-off in-app purchase. Quantum asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.
| Parameter | Quantum | Crowd Surf |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days | Every 4 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Celal Can Sagnak | Fellipe Guimaraes |
In-app purchases
Quantum
No in-app purchases
Crowd Surf
- Remove Ads$1.99









