# EyeZenith vs Optimal

The clearest difference is ads: Optimal at none against EyeZenith's shown. EyeZenith's advantage is update cadence (weekly vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. EyeZenith sells 1 in-app purchase, starting at $9.99 per month and Optimal sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

EyeZenith ships an update weekly, Optimal fortnightly. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | EyeZenith | Optimal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Size | 118 MB | 53 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HMS Health Mobile Software](https://appshunter.io/developer/1389325417) | [BAYRAM MENEK](https://appshunter.io/developer/6799090558) |

## What reviewers say

### EyeZenith

[App page](https://appshunter.io/ios/app/eyezenith-eye-stress-scan/id6769673246)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EyeZenith Premium | $9.99 | per month |


### Optimal

[App page](https://appshunter.io/ios/app/optimal-gym-workout-tracker/id6819040607)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Optimal Pro Monthly | $6.99 | per month |
| Optimal Pro Weekly | $6.99 | per 7 days |
| Optimal Pro Yearly | $59.99 | per year |
| Optimal Pro Yearly Offer | $59.99 | per year |


## Frequently asked questions

### Is EyeZenith free?

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

### Is Optimal free?

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

### Do EyeZenith or Optimal have ads?

EyeZenith shows ads; Optimal does not.

### Which is updated more often, EyeZenith or Optimal?

EyeZenith ships an update weekly, and Optimal fortnightly. Most recently, EyeZenith was updated on October 28, 2026 and Optimal on October 29, 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.*