# AboSIM vs 海拔仪

The clearest difference is ads: AboSIM at none against 海拔仪's shown. 海拔仪's advantage is update cadence (monthly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

AboSIM ships an update every 2 months, 海拔仪 monthly. Both last shipped on October 25, 2026.

## The numbers

| Metric | AboSIM | 海拔仪 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 27 MB | 16 MB |
| Requires iOS | 15.6 | **15** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Universe Action Limited](https://appshunter.io/developer/1575701044) | [媛媛 钱](https://appshunter.io/developer/1869024065) |

## What reviewers say

### AboSIM

[App page](https://appshunter.io/ios/app/abosim/id1575701042)

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

**In-app purchases:** none


### 海拔仪

[App page](https://appshunter.io/ios/app/id6782098514)

**In-app purchases:** none


## Frequently asked questions

### Is AboSIM free?

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

### Is 海拔仪 free?

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

### Do AboSIM or 海拔仪 have ads?

海拔仪 shows ads; AboSIM does not.

### Which is updated more often, AboSIM or 海拔仪?

AboSIM ships an update every 2 months, and 海拔仪 monthly. Most recently, AboSIM was updated on October 25, 2026 and 海拔仪 on October 25, 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.*