# E4B vs OphthoPass

The clearest difference is in-app purchases: OphthoPass at none against E4B's 3. OphthoPass also leads on update cadence (daily vs monthly) and iOS requirement (13.4 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. E4B sells 3 in-app purchases, starting at $1.99 per month. OphthoPass asks for nothing beyond the download.

E4B ships an update monthly, OphthoPass daily. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | E4B | OphthoPass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 45 MB | 39 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CARLOS GOMES DE OLIVEIRA](https://appshunter.io/developer/1576926646) | [Ahmed Oreaba](https://appshunter.io/developer/1529591641) |

## What reviewers say

### E4B

[App page](https://appshunter.io/ios/app/e4b/id1599766670)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Assinatura Mensal | $1.99 | per month |
| Assinatura Semestral | $9.99 | per 6 months |
| Assinatura Anual | $14.99 | per year |


### OphthoPass

[App page](https://appshunter.io/ios/app/ophthopass/id6726993961)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E4B free?

E4B is free to download, with in-app purchases available.

### Is OphthoPass free?

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

### Do E4B or OphthoPass have ads?

Neither E4B nor OphthoPass shows ads.

### Which is updated more often, E4B or OphthoPass?

E4B ships an update monthly, and OphthoPass daily. Most recently, E4B was updated on October 5, 2026 and OphthoPass on October 25, 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.*