# Gravilocity vs Particle Simulation

The clearest difference is review sentiment: Gravilocity at 76% against Particle Simulation's 25%. Gravilocity also leads on in-app purchases (none vs 4) and update cadence (monthly vs every 7 months). Particle Simulation's advantage is price (Free vs $0.99). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Particle Simulation is free to download; Gravilocity costs $0.99 up front. Particle Simulation sells 4 in-app purchases, starting at $3.99 per 7 days. Gravilocity asks for nothing beyond the download.

Gravilocity holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 73 and 46 respectively. Written reviews point the same way: 76% of Gravilocity's written reviews are positive against 25% of Particle Simulation's.

Gravilocity ships an update monthly, Particle Simulation every 7 months. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Gravilocity | Particle Simulation |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.7 (73 ratings)](https://appshunter.io/ios/app/gravilocity/id380854648/reviews)** | [4.5 (46 ratings)](https://appshunter.io/ios/app/particle-simulation-flow-sim/id6467405758/reviews) |
| Number of ratings | **73** | 46 |
| Positive reviews | **76.3% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 18 MB | 132 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [gedalia.net](https://appshunter.io/developer/301675519) | [Marvin Krueger](https://appshunter.io/developer/1152894281) |

## What reviewers say

### Gravilocity

[App page](https://appshunter.io/ios/app/gravilocity/id380854648)

Explore a dynamic particle playground where thousands of stars react to your touch, gravity, and even music. Create stunning visual effects with configurable options, fractal forms, and lightning arcs.

**Highlights:** Thousands of flying stars, Touch and gesture interaction, Gravity and accelerometer response, Music visualization, Fractal form generation, Lightning arcs between touches, Configurable drawing options

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🤩 Mesmerizing visuals
- 🎨 Endless customization options
- 💫 Hypnotic and relaxing experience
- 🎉 Fantastic particle effects
- 🤖 Highly responsive and interactive

**What reviewers complain about**

- 🐛 Occasional crashes and glitches
- 🤔 Unintuitive controls and settings
- 🔋 High battery consumption
- 📱 Compatibility issues on older devices
- 🔇 Lack of music/audio integration

**Reported bugs**

- App crashes on launch for some users
- Settings menu is unresponsive at times
- Visuals don't scale properly on iPad
- Bluetooth connection issues when using music

**Requested features**

- Add screen recording capability
- Improve Bluetooth/audio integration
- Provide more preset visualizations
- Enhance color customization options
- Implement a tutorial or user guide


### Particle Simulation

[App page](https://appshunter.io/ios/app/particle-simulation-flow-sim/id6467405758)

Explore a world of creativity and find tranquility with mesmerizing particle simulations. Interact with dynamic particles, customize their behavior, and create beautiful art impressions while listening to meditative music. It's a calming and creative outlet for stress reduction and self-expression.

**Highlights:** Dynamic particle simulation, Meditative music, Customizable parameters, Autopilot mode, Gyrosensor and haptic feedback, Capture and share creations, Save and load presets

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Particles PRO | $3.99 | per 7 days |
| Psychedelic magic \| monthly | $3.99 | per month |
| Particles PRO | $17.99 | per year |
| Psychedelic magic | $19.99 | one-time |


## Frequently asked questions

### Is Gravilocity free?

Gravilocity costs $0.99, with no in-app purchases.

### Is Particle Simulation free?

Particle Simulation is free to download, with in-app purchases available.

### Which has better reviews, Gravilocity or Particle Simulation?

Gravilocity is rated higher. Gravilocity averages 4.7 out of 5 from 73 ratings, while Particle Simulation averages 4.5 from 46 ratings.

### Do Gravilocity or Particle Simulation have ads?

Neither Gravilocity nor Particle Simulation shows ads.

### Which is updated more often, Gravilocity or Particle Simulation?

Gravilocity ships an update monthly, and Particle Simulation every 7 months. Most recently, Gravilocity was updated on October 13, 2026 and Particle Simulation on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*