# iwarm vs SmartThermal

The clearest difference is review sentiment: iwarm at 100% against SmartThermal's 8%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

iwarm ships an update every 2 months, SmartThermal every 6 weeks. Both last shipped on September 23, 2026.

## The numbers

| Metric | iwarm | SmartThermal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smartthermal/id1563868514/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **100.0% of reviews** | 7.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 8 MB | 55 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [wi - innovation co.,Ltd.](https://appshunter.io/developer/1268561683) | [Hangzhou Qingkong Technology Co., Ltd.](https://appshunter.io/developer/1563857297) |

## What reviewers say

### iwarm

[App page](https://appshunter.io/ios/app/iwarm/id1509484484)

Control smart heating wearables with this app. Adjust temperature for different zones and multiple devices simultaneously via Bluetooth. Monitor real-time temperature readings for optimal comfort.

**Highlights:** Bluetooth device pairing, Real-time temperature display, Zone-specific temperature control, Multi-device management, Individual and simultaneous control

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartThermal

[App page](https://appshunter.io/ios/app/smartthermal/id1563868514)

Connect your mobile device to observation devices for real-time viewing and recording. Control your observation equipment directly from your smartphone.

**Highlights:** Connect to ThermEyeTec observation devices, Use smartphone as mobile viewfinder, Record video and images, Full smartphone control of observation devices

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iwarm free?

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

### Is SmartThermal free?

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

### Do iwarm or SmartThermal have ads?

Neither iwarm nor SmartThermal shows ads.

### Which is updated more often, iwarm or SmartThermal?

iwarm ships an update every 2 months, and SmartThermal every 6 weeks. Most recently, iwarm was updated on September 23, 2026 and SmartThermal on September 23, 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.*