Gravity Free vs Gravity Zen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gravity Free
Explore a relaxing fusion of music, art, and science by manipulating light particles with your fingers. Create dynamic visual masterpieces with up to ten different animations, each triggered by a unique number of touch points. Save your creations and customize their appearance for a personalized artistic experience.
- Multitouch controls (up to 10 touch points)
- Thousands of particles animated at 60 FPS
- Manual color customization
- Play/pause animation control
- Save snapshots to photo library
- Multiple animation options and presets
- Various play modes
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Gravity combines music, art and science in one relaxing experience. Use all your fingers to guide the star flow. You can create 10 different animations depending on the number of fingers touching the screen: 1 - Rocket, 2 - Sparkle, 3 - Energy flow, 4 - Atomic, 5 - 3D freeze, 6 - Circularium, 7 - Fish, 8 - Vortex, 9 - Lasers, 10 - Lightning. Unleash your creativity and create unique masterpieces! Features: * Multitouch (upto 10 touch points iPad, 5 on iPhone) * Thousands of particles animated at 60 frames per second * Changing/manual colors * Play/pause the animation * Save snapshots to your Photo Library * Multiple animation options (ex: speed, tail, size, opacity, etc.) * Ability to save and load option presets * Multiple play modes: default, drawing, tranquility and user defined
Gravity Zen
Observe small circles interacting with a central gravity field. Add numerous boxes to explore how they naturally settle into a stable arrangement. It's a simple yet captivating simulation.
- Gravity field simulation
- Add multiple objects
- Observe stable configurations
- Interactive physics
- Minimalist design
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Watch small circles move around a central gravity field. Add as many boxes as you like. Explore how they find a "stable" configuration by themselves.
Screenshots
Verdict
The clearest difference is price: Gravity Free at Free against Gravity Zen's $0.99. Gravity Free also leads on iOS requirement (8.0 vs 15.0). Gravity Zen's advantage is rating (4.8 vs 4.2) and update cadence (every 9 days vs every 11 months). On ratings volume, ads, in-app purchases 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
Gravity Free is free to download; Gravity Zen costs $0.99 up front. Gravity Free sells 1 one-off in-app purchase and Gravity Zen sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Gravity Zen holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 92 and 70 respectively. Written reviews point the same way: 72% of Gravity Free's written reviews are positive against 94% of Gravity Zen's.
Gravity Free ships an update every 11 months, Gravity Zen every 9 days. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.
| Parameter | Gravity Free | Gravity Zen |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.2 (92 ratings) | 4.8 (70 ratings) — better |
| Positive reviews | 71.7% of reviews | 93.8% of reviews — better |
| Number of ratings | 92 — better | 70 |
| Update frequency | Every 11 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 39 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Kfirapps Limited | Dominik Hauser |
Customer experience
Gravity Free
Gravity Zen
In-app purchases
Gravity Free
- Remove Ads$0.99
Gravity Zen
- Small Tip$0.99
- Large tip$2.99
