# DR.Orbit vs ViGravitatis

The clearest difference is update cadence: DR.Orbit at weekly against ViGravitatis's every 47 months. DR.Orbit also leads on iOS requirement (9.1 vs 14.2). ViGravitatis's advantage is device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DR.Orbit ships an update weekly, ViGravitatis every 47 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DR.Orbit | ViGravitatis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/drorbit/id697764304/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 47 months |
| Monetization | Free | — |
| Size | 10 MB | 34 MB |
| Requires iOS | **9.1** | 14.2 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Roth](https://appshunter.io/developer/356650850) | [Artyom Rudakov](https://appshunter.io/developer/1500000619) |

## What reviewers say

### DR.Orbit

[App page](https://appshunter.io/ios/app/drorbit/id697764304)

Explore orbital mechanics by simulating how masses orbit a central gravitational pull. Use your finger to guide a mass into a stable orbit, with options for visual effects and device-based control.

**Highlights:** Simulate orbital mechanics, Guide masses into stable orbits, Adjust trajectory with finger input, Introduce simulated drag, Enable visual enhancements, Control movement via device tilt

**Features:** macOS Compatibility

**In-app purchases:** none


### ViGravitatis

[App page](https://appshunter.io/ios/app/vigravitatis/id1500181187)

**In-app purchases:** none


## Frequently asked questions

### Is DR.Orbit free?

DR.Orbit is free to download, with no in-app purchases.

### Is ViGravitatis free?

ViGravitatis is free to download, with no in-app purchases.

### Do DR.Orbit or ViGravitatis have ads?

Neither DR.Orbit nor ViGravitatis shows ads.

### Which is updated more often, DR.Orbit or ViGravitatis?

DR.Orbit ships an update weekly, and ViGravitatis every 47 months. Most recently, DR.Orbit was updated on October 7, 2026 and ViGravitatis on October 11, 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.*