# NGAO Authenticator vs Todo

The clearest difference is device support: NGAO Authenticator at 3 against Todo's 1. NGAO Authenticator also leads on iOS requirement (12.0 vs 26.2). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | NGAO Authenticator | Todo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 36 MB | 0 MB |
| Requires iOS | **12.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TORQUE TECH LIMITED(Digital Tz)](https://appshunter.io/developer/1605943770) | [Sai Karthik Sistla](https://appshunter.io/developer/1876729628) |

## What reviewers say

### NGAO Authenticator

[App page](https://appshunter.io/ios/app/ngao-authenticator/id6736656274)

**Features:** macOS Compatibility

**In-app purchases:** none


### Todo

[App page](https://appshunter.io/ios/app/todo-tracker/id6759079404)

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

**In-app purchases:** none


## Frequently asked questions

### Is NGAO Authenticator free?

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

### Is Todo free?

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

### Do NGAO Authenticator or Todo have ads?

Neither NGAO Authenticator nor Todo shows ads.

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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.*