# LoRaAMR vs Mars Rock

The clearest difference is update cadence: Mars Rock at monthly against LoRaAMR's every 27 months. LoRaAMR's advantage is iOS requirement (12.0 vs 15.5). 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.

LoRaAMR ships an update every 27 months, Mars Rock monthly. The most recent releases landed on December 12, 2025 and September 6, 2026 respectively.

## The numbers

| Metric | LoRaAMR | Mars Rock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Monthly** |
| Size | 28 MB | 23 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Chongqing ADDUNION Information Technology Co.,LTD](https://appshunter.io/developer/1614985326) | [Xiamen Mars Rock Science Technology Co.,Ltd](https://appshunter.io/developer/1787113189) |

## What reviewers say

### LoRaAMR

[App page](https://appshunter.io/ios/app/loraamr/id1630690953)

**In-app purchases:** none


### Mars Rock

[App page](https://appshunter.io/ios/app/mars-rock/id6739800801)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LoRaAMR free?

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

### Is Mars Rock free?

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

### Do LoRaAMR or Mars Rock have ads?

Neither LoRaAMR nor Mars Rock shows ads.

### Which is updated more often, LoRaAMR or Mars Rock?

LoRaAMR ships an update every 27 months, and Mars Rock monthly. Most recently, LoRaAMR was updated on December 12, 2025 and Mars Rock on September 6, 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.*