# AtomCam vs WTW Trail8

The clearest difference is iOS requirement: AtomCam at 9.3 against WTW Trail8's 12.0. 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.

AtomCam ships an update every 3 weeks, WTW Trail8 monthly. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | AtomCam | WTW Trail8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/atomcam/id1423558080/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 17 MB | 48 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Koshelev](https://appshunter.io/developer/923687266) | [Wireless Tsukamoto CO., LTD.](https://appshunter.io/developer/1381299984) |

## What reviewers say

### AtomCam

[App page](https://appshunter.io/ios/app/atomcam/id1423558080)

This utility app captures photos and records videos while displaying real-time readings from compatible Atom Dosimeters. It offers a solution for easily sharing device measurements and includes a flashlight feature. Users can also test the app with a dummy device before purchasing a dosimeter.

**Highlights:** Display dosimeter readings, Capture photos with readings, Record videos with readings, Flashlight feature, Dummy device testing

**Features:** macOS Compatibility

**In-app purchases:** none


### WTW Trail8

[App page](https://appshunter.io/ios/app/wtw-trail8/id1581064001)

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

**In-app purchases:** none


## Frequently asked questions

### Is AtomCam free?

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

### Is WTW Trail8 free?

WTW Trail8 is free to download, with no in-app purchases.

### Do AtomCam or WTW Trail8 have ads?

Neither AtomCam nor WTW Trail8 shows ads.

### Which is updated more often, AtomCam or WTW Trail8?

AtomCam ships an update every 3 weeks, and WTW Trail8 monthly. Most recently, AtomCam was updated on October 13, 2026 and WTW Trail8 on October 9, 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.*