# LoRaAMR vs Mars Rock E

The clearest difference is update cadence: Mars Rock E 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 E monthly. The most recent releases landed on December 12, 2025 and September 15, 2026 respectively.

## The numbers

| Metric | LoRaAMR | Mars Rock E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Monthly** |
| Size | 28 MB | 22 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 E

[App page](https://appshunter.io/ios/app/mars-rock-e/id6739800863)

**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 E free?

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

### Do LoRaAMR or Mars Rock E have ads?

Neither LoRaAMR nor Mars Rock E shows ads.

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

LoRaAMR ships an update every 27 months, and Mars Rock E monthly. Most recently, LoRaAMR was updated on December 12, 2025 and Mars Rock E on September 15, 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.*