# Orbital Simulator vs By

The clearest difference is ads: By at none against Orbital Simulator's shown. Orbital Simulator's advantage is iOS requirement (12.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 22, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Orbital Simulator | By |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/orbital-simulator-explorer/id6511195732/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Ad-supported | — |
| Size | 247 MB | 14 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Renzo Macedo](https://appshunter.io/developer/1403943580) | [Appno GmbH](https://appshunter.io/developer/1495324399) |

## What reviewers say

### Orbital Simulator

[App page](https://appshunter.io/ios/app/orbital-simulator-explorer/id6511195732)

Explore orbital mechanics through interactive simulations and real-time solar system data. Learn about Kepler's Laws, practice orbital maneuvers, and engage in mission objectives. Ideal for students and space enthusiasts.

**Highlights:** Interactive orbital simulations, Kepler's Laws visualization, Orbital maneuver practice, Real-time solar system view, Customizable orbital parameters, Detailed educational content, Mission-based challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### By

[App page](https://appshunter.io/ios/app/by-pass/id6760612355)

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

**In-app purchases:** none


## Frequently asked questions

### Is Orbital Simulator free?

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

### Is By free?

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

### Do Orbital Simulator or By have ads?

Orbital Simulator shows ads; By does not.

### Which is updated more often, Orbital Simulator or By?

Orbital Simulator ships an update fortnightly, and By fortnightly. Most recently, Orbital Simulator was updated on October 22, 2026 and By on October 31, 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.*