# Feno vs FairAuth

The clearest difference is device support: FairAuth at 3 against Feno's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Feno sells 2 in-app purchases, starting at $3.99 per 7 days and FairAuth sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Feno | FairAuth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 23 MB | 26 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Guillem Villarreal](https://appshunter.io/developer/6814831578) | [BYTEPOTATO UG (haftungsbeschraenkt)](https://appshunter.io/developer/1864772555) |

## What reviewers say

### Feno

[App page](https://appshunter.io/ios/app/feno-ai-assistant/id6814831576)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week PRO Chat | $3.99 | per 7 days |
| Year PRO Chat | $29.99 | per year |


### FairAuth

[App page](https://appshunter.io/ios/app/fairauth-authenticator/id6816309314)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| FairAuth Full Version | $8.99 | one-time |


## Frequently asked questions

### Is Feno free?

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

### Is FairAuth free?

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

### Do Feno or FairAuth have ads?

Neither Feno nor FairAuth 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.*