# Eye Test vs Interval Timer App

The clearest difference is update cadence: Interval Timer App at every 3 weeks against Eye Test's every 7 months. Eye Test's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Eye Test sells 2 in-app purchases, starting at $4.99 per 7 days and Interval Timer App sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Eye Test ships an update every 7 months, Interval Timer App every 3 weeks. The most recent releases landed on September 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Eye Test | Interval Timer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-app-timo/id6748284450/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 46 MB | 12 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Mohamed-Ali](https://appshunter.io/developer/1821633492) | [Nishan Niraula](https://appshunter.io/developer/1328908390) |

## What reviewers say

### Eye Test

[App page](https://appshunter.io/ios/app/eye-test-eyeq-vision/id6748146909)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EyeQ Premium Weekly | $4.99 | per 7 days |
| EyeQ Premium Yearly | $34.99 | per year |


### Interval Timer App

[App page](https://appshunter.io/ios/app/interval-timer-app-timo/id6748284450)

This app provides a customizable interval timer for various workouts like HIIT, Tabata, and CrossFit. Easily create, save, and track your custom training sessions with audio and visual alerts to keep you focused on your fitness goals.

**Highlights:** Custom workout timers, Save timer presets, Workout history tracking, Dark & light mode, Simple and intuitive interface, Audio & visual alerts

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timi Weekly Plan | $1.99 | per 7 days |
| Timo Yearly Plan | $14.99 | per year |
| Timo Lifetime Plan | $2.99 | one-time |


## Frequently asked questions

### Is Eye Test free?

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

### Is Interval Timer App free?

Interval Timer App is free to download, with in-app purchases available.

### Do Eye Test or Interval Timer App have ads?

Neither Eye Test nor Interval Timer App shows ads.

### Which is updated more often, Eye Test or Interval Timer App?

Eye Test ships an update every 7 months, and Interval Timer App every 3 weeks. Most recently, Eye Test was updated on September 8, 2026 and Interval Timer App on September 15, 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.*