# Space Interface vs Flying Comet

The clearest difference is price: Space Interface at Free against Flying Comet's $3.49. Space Interface also leads on ads (none vs shown) and update cadence (every 8 months vs every 17 months). On in-app purchases and device support there is nothing between them.

Space Interface is free to download; Flying Comet costs $3.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Space Interface ships an update every 8 months, Flying Comet every 17 months. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Space Interface | Flying Comet |
| --- | --- | --- |
| Price | **Free** | $3.49 |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/flying-comet/id1434665607/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 8 months** | Every 17 months |
| Monetization | — | Paid |
| Size | 145 MB | 108 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Haichao Zhang](https://appshunter.io/developer/1294373918) | [Oscar Tsang](https://appshunter.io/developer/416987065) |

## What reviewers say

### Space Interface

[App page](https://appshunter.io/ios/app/space-interface/id1294373919)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flying Comet

[App page](https://appshunter.io/ios/app/flying-comet/id1434665607)

Navigate a celestial body through challenging levels, avoiding obstacles and reaching the destination. Players can afford two crashes per level before needing to restart. Embark on a journey through numerous stages.

**Highlights:** Control a comet, Avoid obstacles, Reach destination, Multiple levels, Crash limit per level

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Space Interface free?

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

### Is Flying Comet free?

Flying Comet costs $3.49, with no in-app purchases.

### Do Space Interface or Flying Comet have ads?

Flying Comet shows ads; Space Interface does not.

### Which is updated more often, Space Interface or Flying Comet?

Space Interface ships an update every 8 months, and Flying Comet every 17 months. Most recently, Space Interface was updated on October 4, 2026 and Flying Comet on October 24, 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.*