# SPS vs XThruster

The clearest difference is iOS requirement: XThruster at 10.0 against SPS's 12.0. On price, update cadence, 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.

SPS ships an update every 10 months, XThruster every 6 months. The most recent releases landed on October 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | SPS | XThruster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 months** |
| Size | 42 MB | 20 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hao Sheng Chen](https://appshunter.io/developer/1548936498) | [StarRiver Digital Design Co. Ltd.](https://appshunter.io/developer/993138472) |

## What reviewers say

### SPS

[App page](https://appshunter.io/ios/app/sps/id1619942064)

**Features:** macOS Compatibility

**In-app purchases:** none


### XThruster

[App page](https://appshunter.io/ios/app/xthruster/id1626228560)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SPS free?

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

### Is XThruster free?

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

### Do SPS or XThruster have ads?

Neither SPS nor XThruster shows ads.

### Which is updated more often, SPS or XThruster?

SPS ships an update every 10 months, and XThruster every 6 months. Most recently, SPS was updated on October 10, 2026 and XThruster on September 27, 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.*