# SAS Centre vs JIAS Auditory Training

The clearest difference is update cadence: JIAS Auditory Training at every 4 weeks against SAS Centre's every 3 months. JIAS Auditory Training also leads on iOS requirement (15.0 vs 17.0). 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.

SAS Centre ships an update every 3 months, JIAS Auditory Training every 4 weeks. The most recent releases landed on September 8, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | SAS Centre | JIAS Auditory Training |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 22 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ergun Karabulut](https://appshunter.io/developer/1381410180) | [JIAS Hörtraining KLG](https://appshunter.io/developer/1735691663) |

## What reviewers say

### SAS Centre

[App page](https://appshunter.io/ios/app/sas-centre/id1381410181)

This app offers personalized audio courses designed to enhance brain processing, leading to improvements in attention, learning, and emotional well-being. It requires no active participation and can be used while sleeping, making it a convenient tool for self-improvement.

**Highlights:** Personalized audio courses, Improves attention and concentration, Enhances learning and cognition, Supports emotional well-being, Works passively, even during sleep, Direct communication with provider

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

**In-app purchases:** none


### JIAS Auditory Training

[App page](https://appshunter.io/ios/app/jias-auditory-training/id6479356717)

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

**In-app purchases:** none


## Frequently asked questions

### Is SAS Centre free?

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

### Is JIAS Auditory Training free?

JIAS Auditory Training is free to download, with no in-app purchases.

### Do SAS Centre or JIAS Auditory Training have ads?

Neither SAS Centre nor JIAS Auditory Training shows ads.

### Which is updated more often, SAS Centre or JIAS Auditory Training?

SAS Centre ships an update every 3 months, and JIAS Auditory Training every 4 weeks. Most recently, SAS Centre was updated on September 8, 2026 and JIAS Auditory Training on September 11, 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.*