# Knitting Helper vs Authenticator

The clearest difference is ads: Authenticator at none against Knitting Helper's shown. Knitting Helper's advantage is iOS requirement (15.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Knitting Helper sells 1 in-app purchase, starting at $1.99 per month and Authenticator sells 1 in-app purchase, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Knitting Helper | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | — |
| Size | 27 MB | 14 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Kristoffer Bjoernvik](https://appshunter.io/developer/1718997880) | [Co Trinh Hien Duy](https://appshunter.io/developer/1578475993) |

## What reviewers say

### Knitting Helper

[App page](https://appshunter.io/ios/app/knitting-helper/id6473463415)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | per month |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-app/id6817971588)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Weekly Premium | $9.99 | per 7 days |


## Frequently asked questions

### Is Knitting Helper free?

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

### Is Authenticator free?

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

### Do Knitting Helper or Authenticator have ads?

Knitting Helper shows ads; Authenticator 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.*