# Grei Team vs TeamSystem Authenticator

The clearest difference is device support: Grei Team at 3 against TeamSystem Authenticator's 1. Grei Team also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, 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.

Grei Team ships an update every 3 months, TeamSystem Authenticator every 2 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Grei Team | TeamSystem Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 13 MB | 7 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Xgroup srl](https://appshunter.io/developer/1190334689) | [Teamsystem SPA](https://appshunter.io/developer/545232556) |

## What reviewers say

### Grei Team

[App page](https://appshunter.io/ios/app/grei-team/id1620532841)

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

**In-app purchases:** none


### TeamSystem Authenticator

[App page](https://appshunter.io/ios/app/teamsystem-authenticator/id6752563152)

**In-app purchases:** none


## Frequently asked questions

### Is Grei Team free?

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

### Is TeamSystem Authenticator free?

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

### Do Grei Team or TeamSystem Authenticator have ads?

Neither Grei Team nor TeamSystem Authenticator shows ads.

### Which is updated more often, Grei Team or TeamSystem Authenticator?

Grei Team ships an update every 3 months, and TeamSystem Authenticator every 2 months. Most recently, Grei Team was updated on October 8, 2026 and TeamSystem Authenticator on October 2, 2026.

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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.*