Comparison

Quantum vs MARVLS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Quantum

Explore the hidden world of particles with a real-time simulator. Model up to 10,000 particles and experiment with natural phenomena like crystallization and orbital mechanics. Customize interactions and visualize results dynamically.

Highlights
  • Real-time particle simulation
  • Model up to 10,000 particles
  • Simulate natural phenomena
  • Four distinct particle classes
  • Customizable rules editor
  • Dynamic visualizations
  • Interactive control
Features
Read full description

Experience the hidden world of particles Quantum is a real-time particle life sandbox for exploring emergent motion, artificial physics, and complex systems. Build fields with up to 10,000 particles, tune how classes attract or repel each other, and watch simple rules turn into flowing structures, swarms, or chaotic patterns. Why Quantum stands out: - Real-time particle simulation with four interacting particle classes. - Seamless 2D fields and perspective 3D volumes with touch rotation. - Rule editor for custom attraction and repulsion matrices. - Temperature, viscosity, solid/fluid edge behavior, and force tools. - Black hole and white hole tools for live interaction. - Save and load fields, rule sets, and color schemes. - P3 color support and vivid visual presets for generative art. Use Quantum as a physics toy, creative sandbox, teaching aid, or generative art lab. It is built for people who enjoy science, cellular automata, n-body systems, chaos, and beautiful simulations.

About

MARVLS

Explore quantum computing concepts through interactive augmented reality models. Requires a Merge Cube to visualize and manipulate topics like superposition and entanglement. Navigate through various educational modules to deepen your understanding.

Highlights
  • Augmented reality visualization
  • Interactive quantum concepts
  • Merge Cube integration
  • Topics: superposition, entanglement, qubits
  • Logic gates visualization
  • Nuclear and electron spin models
Features
Read full description

View augmented reality models of quantum computing concepts through your phone. You'll need a Merge Cube (link included to download). Click on different button to navigate to different topics. Tap the camera icon and point your camera towards the Merge Cube to visualize and interact with our MARVLS. Topics include observer dependency, superposition, entanglement, bits, qubits, nuclear and electron spin, logic gates, and trapped ions. Developer support provided by Leo Vanderlofske.

Screenshots

Quantum4 screens
MARVLS4 screens

Verdict

The call

The clearest difference is rating: Quantum at 4.8 against MARVLS's 1.0. Quantum also leads on ratings volume (133 vs 1) and review sentiment (86% vs 67%). MARVLS's advantage is in-app purchases (none vs 6) and iOS requirement (18.0 vs 26.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Quantum sells 3 one-off in-app purchases. MARVLS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Quantum holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Quantum has 133 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 86% of Quantum's written reviews are positive against 67% of MARVLS's.

UpkeepUpdate frequency

Quantum ships an update every 5 weeks, MARVLS every 4 weeks. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.

Scorecard6 real differences · 4 level
Quantum versus MARVLS: the parameters behind the verdict, then further details
ParameterQuantumMARVLS
PriceFreeFree
Rating4.8 (133 ratings) — better1.0 (1 ratings)
Positive reviews85.7% of reviews — better66.7% of reviews
Number of ratings133 — better1
Update frequencyEvery 5 weeksEvery 4 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad — betteriPhone
Requires iOS26.018.0 — better
Further details — not scored
Size32 MB168 MB
Age rating4+4+
DeveloperGEORGY OSTROBRODMichele McColgan

Customer experience

Quantum

All ratings133 ratings
Positive96.2%
Neutral3.0%
Negative0.8%
Written reviews14 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

MARVLS

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

3 purchases

Quantum

One-time3
  • Developer tip2 variants$1.99
  • Developer tip2 variants$3.99
  • Developer tip2 variants$5.99
None

MARVLS

No in-app purchases

Questions

Is Quantum free?
Quantum is free to download, with in-app purchases available.
Is MARVLS free?
MARVLS is free to download, with no in-app purchases.
Which has better reviews, Quantum or MARVLS?
Quantum is rated higher. Quantum averages 4.8 out of 5 from 133 ratings, while MARVLS averages 1.0 from 1 ratings.
Do Quantum or MARVLS have ads?
Neither Quantum nor MARVLS shows ads.
Which is updated more often, Quantum or MARVLS?
Quantum ships an update every 5 weeks, and MARVLS every 4 weeks. Most recently, Quantum was updated on September 23, 2026 and MARVLS on September 9, 2026.

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