# ID Piauí vs E

The clearest difference is update cadence: E at every 3 days against ID Piauí's every 2 months. E also leads on iOS requirement (11.0 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.

ID Piauí ships an update every 2 months, E every 3 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ID Piauí | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/id-piaui/id1633984742/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 142 MB | 14 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ATI - Agência de Tecnologia da Informação do Piauí](https://appshunter.io/developer/1409260840) | [CHRYSLLER C SANTOS](https://appshunter.io/developer/1667927176) |

## What reviewers say

### ID Piauí

[App page](https://appshunter.io/ios/app/id-piaui/id1633984742)

This app provides a secure and convenient digital version of your Piauí state identity card. Access your ID offline after initial validation, store it securely with biometric and password protection, and use it nationwide with the same legal validity as the printed version.

**Highlights:** Digital Piauí identity card, Offline access after first validation, Biometric and password protection, Nationwide legal validity, Manage dependent IDs, Secure digital sharing

**Features:** Vision Pro support

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-anest/id1667926664)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ID Piauí free?

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

### Is E free?

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

### Do ID Piauí or E have ads?

Neither ID Piauí nor E shows ads.

### Which is updated more often, ID Piauí or E?

ID Piauí ships an update every 2 months, and E every 3 days. Most recently, ID Piauí was updated on October 14, 2026 and E on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*