# System Rx vs ThermoHammer

The clearest difference is update cadence: ThermoHammer at every 3 days against System Rx's every 3 weeks. 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.

System Rx ships an update every 3 weeks, ThermoHammer every 3 days. The most recent releases landed on October 11, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | System Rx | ThermoHammer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 2 MB | 188 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Saud](https://appshunter.io/developer/1797283594) | [Gogita Kupatadze](https://appshunter.io/developer/1729061372) |

## What reviewers say

### System Rx

[App page](https://appshunter.io/ios/app/system-rx/id6761538119)

**Features:** Vision Pro support

**In-app purchases:** none


### ThermoHammer

[App page](https://appshunter.io/ios/app/thermohammer/id6791439615)

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

**In-app purchases:** none


## Frequently asked questions

### Is System Rx free?

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

### Is ThermoHammer free?

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

### Do System Rx or ThermoHammer have ads?

Neither System Rx nor ThermoHammer shows ads.

### Which is updated more often, System Rx or ThermoHammer?

System Rx ships an update every 3 weeks, and ThermoHammer every 3 days. Most recently, System Rx was updated on October 11, 2026 and ThermoHammer on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*