# SIIOOE vs Compass

The clearest difference is update cadence: SIIOOE at every 4 months against Compass's every 9 months. SIIOOE also leads on iOS requirement (10.0 vs 17.0). On price, ads, 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.

SIIOOE ships an update every 4 months, Compass every 9 months. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SIIOOE | Compass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Size | 172 MB | 80 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [志锋 彭](https://appshunter.io/developer/1649736024) | [WYBOTICS CO.,LTD](https://appshunter.io/developer/1035099187) |

## What reviewers say

### SIIOOE

[App page](https://appshunter.io/ios/app/siiooe/id6444003278)

**Features:** macOS Compatibility

**In-app purchases:** none


### Compass

[App page](https://appshunter.io/ios/app/compass-cleaner/id6475795784)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIIOOE free?

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

### Is Compass free?

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

### Do SIIOOE or Compass have ads?

Neither SIIOOE nor Compass shows ads.

### Which is updated more often, SIIOOE or Compass?

SIIOOE ships an update every 4 months, and Compass every 9 months. Most recently, SIIOOE was updated on October 3, 2026 and Compass on October 12, 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.*