# eSignOTP vs NotaioID

The clearest difference is update cadence: NotaioID at monthly against eSignOTP's every 20 months. eSignOTP's advantage is iOS requirement (12.3 vs 14.0). 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.

eSignOTP ships an update every 20 months, NotaioID monthly. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | eSignOTP | NotaioID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Monthly** |
| Size | 12 MB | 19 MB |
| Requires iOS | **12.3** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Notartel S.p.A.](https://appshunter.io/developer/1051642634) | [Bit4id s.r.l](https://appshunter.io/developer/783640533) |

## What reviewers say

### eSignOTP

[App page](https://appshunter.io/ios/app/esignotp/id1437788354)

**Features:** macOS Compatibility

**In-app purchases:** none


### NotaioID

[App page](https://appshunter.io/ios/app/notaioid/id1511512267)

**In-app purchases:** none


## Frequently asked questions

### Is eSignOTP free?

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

### Is NotaioID free?

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

### Do eSignOTP or NotaioID have ads?

Neither eSignOTP nor NotaioID shows ads.

### Which is updated more often, eSignOTP or NotaioID?

eSignOTP ships an update every 20 months, and NotaioID monthly. Most recently, eSignOTP was updated on October 6, 2026 and NotaioID 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.*