# ACT Coach vs Insomnia Explorer

The clearest difference is review sentiment: ACT Coach at 67% against Insomnia Explorer's 0%. ACT Coach also leads on rating (4.6 vs 3.0) and ratings volume (16 vs 1). Insomnia Explorer's advantage is update cadence (every 6 months vs every 14 months) and iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ACT Coach holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: ACT Coach has 16 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of ACT Coach's written reviews are positive against 0% of Insomnia Explorer's.

ACT Coach ships an update every 14 months, Insomnia Explorer every 6 months. The most recent releases landed on October 25, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ACT Coach | Insomnia Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (16 ratings)](https://appshunter.io/ios/app/act-coach/id804247934/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/insomnia-explorer/id1511781315/reviews) |
| Number of ratings | **16** | 1 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 28 MB | 35 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [US Department of Veterans Affairs (VA)](https://appshunter.io/developer/430646305) | [Palo Alto Veterans Institute for Research](https://appshunter.io/developer/1292950620) |

## What reviewers say

### ACT Coach

[App page](https://appshunter.io/ios/app/act-coach/id804247934)

This app helps users practice Acceptance and Commitment Therapy (ACT) to manage difficult thoughts and feelings. It provides exercises, tools, and tracking logs to support living a value-driven life. Developed in consultation with therapists, it's designed for individuals undergoing ACT.

**Highlights:** ACT exercises, Tools for managing thoughts, Commitment to values, Tracking logs, Information on ACT

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

**In-app purchases:** none


### Insomnia Explorer

[App page](https://appshunter.io/ios/app/insomnia-explorer/id1511781315)

This research app is exclusively for participants in approved program evaluation projects. An invitation code from an approved investigator is required to unlock its features. Contact your investigator for assistance.

**Highlights:** Research-focused sleep evaluation, Requires invitation code, Exclusive program access, Investigator assistance available

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ACT Coach free?

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

### Is Insomnia Explorer free?

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

### Which has better reviews, ACT Coach or Insomnia Explorer?

ACT Coach is rated higher. ACT Coach averages 4.6 out of 5 from 16 ratings, while Insomnia Explorer averages 3.0 from 1 ratings.

### Do ACT Coach or Insomnia Explorer have ads?

Neither ACT Coach nor Insomnia Explorer shows ads.

### Which is updated more often, ACT Coach or Insomnia Explorer?

ACT Coach ships an update every 14 months, and Insomnia Explorer every 6 months. Most recently, ACT Coach was updated on October 25, 2026 and Insomnia Explorer on October 3, 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.*