# StareMaster vs Duometry

The clearest difference is price: StareMaster at Free against Duometry's $2.99. StareMaster also leads on rating (5.0 vs 4.0). Duometry's advantage is in-app purchases (none vs 1) and ads (none vs shown). On ratings volume, update cadence, device support and iOS requirement there is nothing between them.

StareMaster is free to download; Duometry costs $2.99 up front. StareMaster sells 1 one-off in-app purchase. Duometry asks for nothing beyond the download.

StareMaster holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

StareMaster ships an update every 2 days, Duometry every 3 days. Both last shipped on November 1, 2026.

## The numbers

| Metric | StareMaster | Duometry |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/staremaster/id733342409/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/duometry/id6814650592/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#48** |
| Size | 89 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Magnate Interactive Ltd](https://appshunter.io/developer/303058770) | [Arno Appenzeller](https://appshunter.io/developer/515339331) |

## What reviewers say

### StareMaster

[App page](https://appshunter.io/ios/app/staremaster/id733342409)

Test your willpower in a digital staring contest. Use your device's camera to lock eyes with animated opponents and avoid blinking to win. Compete in different modes, challenge friends, and climb leaderboards.

**Highlights:** Real-time face tracking, Animated 3D opponents, Versus mode, Endless Stare-a-thon mode, Multiple difficulty levels, Game Center leaderboards and achievements, On-device processing for privacy

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StareMaster Pro | $4.99 | one-time |


### Duometry

[App page](https://appshunter.io/ios/app/duometry/id6814650592)

**Currently charting:** #48 Top Paid · Family, #86 Top Paid · Casual (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is StareMaster free?

StareMaster is free to download, with in-app purchases available.

### Is Duometry free?

Duometry costs $2.99, with no in-app purchases.

### Which has better reviews, StareMaster or Duometry?

StareMaster is rated higher. StareMaster averages 5.0 out of 5 from 2 ratings, while Duometry averages 4.0 from 1 ratings.

### Do StareMaster or Duometry have ads?

StareMaster shows ads; Duometry does not.

### Which is updated more often, StareMaster or Duometry?

StareMaster ships an update every 2 days, and Duometry every 3 days. Most recently, StareMaster was updated on November 1, 2026 and Duometry on November 1, 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.*