# MeasureKit vs Authenticator

The clearest difference is in-app purchases: MeasureKit at none against Authenticator's 2. MeasureKit also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Authenticator sells 2 in-app purchases, starting at $6.99 per 7 days. MeasureKit asks for nothing beyond the download.

## The numbers

| Metric | MeasureKit | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Monthly |
| Size | 1 MB | 49 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [景珂 陈](https://appshunter.io/developer/620312170) | [Huong Dang](https://appshunter.io/developer/1896285075) |

## What reviewers say

### MeasureKit

[App page](https://appshunter.io/ios/app/measurekit-ruler-and-level/id6801757151)

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

**In-app purchases:** none


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-and-vault/id6809136121)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $6.99 | per 7 days |
| Yearly Premium Access | $39.99 | per year |


## Frequently asked questions

### Is MeasureKit free?

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

### Is Authenticator free?

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

### Do MeasureKit or Authenticator have ads?

Authenticator shows ads; MeasureKit does not.

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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.*