# Optima ALPR vs Code EMS

The clearest difference is update cadence: Optima ALPR at weekly against Code EMS's monthly. Code EMS's advantage is iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Optima ALPR ships an update weekly, Code EMS monthly. The most recent releases landed on September 8, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Optima ALPR | Code EMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 37 MB | 75 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Optima Engineering](https://appshunter.io/developer/1439346027) | [IPS Group Inc](https://appshunter.io/developer/1055789533) |

## What reviewers say

### Optima ALPR

[App page](https://appshunter.io/ios/app/optima-alpr/id1590813554)

**Features:** macOS Compatibility

**In-app purchases:** none


### Code EMS

[App page](https://appshunter.io/ios/app/code-ems/id1615808624)

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

**In-app purchases:** none


## Frequently asked questions

### Is Optima ALPR free?

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

### Is Code EMS free?

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

### Do Optima ALPR or Code EMS have ads?

Neither Optima ALPR nor Code EMS shows ads.

### Which is updated more often, Optima ALPR or Code EMS?

Optima ALPR ships an update weekly, and Code EMS monthly. Most recently, Optima ALPR was updated on September 8, 2026 and Code EMS on September 5, 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.*