# Inalogy Authenticator vs Plank

The clearest difference is in-app purchases: Inalogy Authenticator at none against Plank's 1. Inalogy Authenticator also leads on iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Plank sells 1 one-off in-app purchase. Inalogy Authenticator asks for nothing beyond the download.

## The numbers

| Metric | Inalogy Authenticator | Plank |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 25 MB | 16 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Inalogy a.s.](https://appshunter.io/developer/1763396391) | [Andrii Bashta](https://appshunter.io/developer/1547467775) |

## What reviewers say

### Inalogy Authenticator

[App page](https://appshunter.io/ios/app/inalogy-authenticator/id6642653876)

**In-app purchases:** none


### Plank

[App page](https://appshunter.io/ios/app/plank-cut-list-optimizer/id6780805566)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plank Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Inalogy Authenticator free?

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

### Is Plank free?

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

### Do Inalogy Authenticator or Plank have ads?

Neither Inalogy Authenticator nor Plank 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.*