# UDS vs ARGYNS

The clearest difference is update cadence: ARGYNS at weekly against UDS's every 3 weeks. UDS's advantage is iOS requirement (8.1 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UDS ships an update every 3 weeks, ARGYNS weekly. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | UDS | ARGYNS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/uds/id400421308/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 59 MB | 65 MB |
| Requires iOS | **8.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sand Apps Inc.](https://appshunter.io/developer/333188389) | [Davud Altenov](https://appshunter.io/developer/1878063986) |

## What reviewers say

### UDS

[App page](https://appshunter.io/ios/app/uds/id400421308)

This application offers registered users access to specific information related to UDS. It serves as a portal for retrieving and viewing data within the UDS system.

**Highlights:** Access UDS information, For registered users, Information retrieval

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

**In-app purchases:** none


### ARGYNS

[App page](https://appshunter.io/ios/app/argyns/id6759314097)

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

**In-app purchases:** none


## Frequently asked questions

### Is UDS free?

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

### Is ARGYNS free?

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

### Do UDS or ARGYNS have ads?

Neither UDS nor ARGYNS shows ads.

### Which is updated more often, UDS or ARGYNS?

UDS ships an update every 3 weeks, and ARGYNS weekly. Most recently, UDS was updated on October 6, 2026 and ARGYNS on October 12, 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.*