# MyTrials vs The HEAT

The clearest difference is update cadence: The HEAT at every 2 weeks against MyTrials's every 5 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.

MyTrials ships an update every 5 weeks, The HEAT every 2 weeks. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | MyTrials | The HEAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 34 MB | 171 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Behavioral Activation Tech, LLC](https://appshunter.io/developer/1071737269) | [Avicenna Research Inc.](https://appshunter.io/developer/1137173051) |

## What reviewers say

### MyTrials

[App page](https://appshunter.io/ios/app/mytrials-study-platform/id1642941152)

**Features:** macOS Compatibility

**In-app purchases:** none


### The HEAT

[App page](https://appshunter.io/ios/app/the-heat-mind-lab/id6755674236)

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

**In-app purchases:** none


## Frequently asked questions

### Is MyTrials free?

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

### Is The HEAT free?

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

### Do MyTrials or The HEAT have ads?

Neither MyTrials nor The HEAT shows ads.

### Which is updated more often, MyTrials or The HEAT?

MyTrials ships an update every 5 weeks, and The HEAT every 2 weeks. Most recently, MyTrials was updated on October 27, 2026 and The HEAT on November 5, 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.*