SAS Centre vs ReliverN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SAS Centre
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.
- Personalized audio courses
- Improves attention and concentration
- Enhances learning and cognition
- Supports emotional well-being
- Works passively, even during sleep
- Direct communication with provider
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With our SAS Centre app you can listen to your personalised SAS course, which is designed to activate and improve brain processing habits, helping you to experience long lasting improvements in many areas of everyday functioning and well-being. Taking a SAS course is really easy as it does not require attention, following instructions or physical exercises. It even works while asleep. Listening to the specially processed music, speech and tones is both safe and effective. SAS Courses help improve: - Attention & Concentration - Hyperactivity & Impulsiveness - Sensory Processing - Reading & Writing abilities - Learning & Cognition - Language & Communication skills - Behaviour & Emotional well-being With the SAS Centre app you are able to: Listen to your own personalised course from your own device Listen at a time of the day that suits you best Communicate directly with your SAS provider Learn more about SAS and the benefits of your course
ReliverN
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ReLiver-N App, karaciğer sirozu olan hastaların öz bakım süreçlerinde aktif rol almalarını desteklemek ve iyileşme süreçlerinde sağlık profesyonelleri ile iş birliği yapmalarını kolaylaştırmak amacıyla geliştirilmiş bir mobil sağlık uygulamasıdır. ReLiver-N App does not substitute or imply professional medical advice, diagnosis, or treatment. Any health-related condition should be assessed by healthcare professionals. Users are strongly encouraged to consult a healthcare professional for before making any medical decisions or changes to their treatment plans.
Screenshots
Verdict
The clearest difference is update cadence: ReliverN at every 5 weeks against SAS Centre's every 3 months. ReliverN also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, ReliverN every 5 weeks. The most recent releases landed on September 28, 2026 and October 12, 2026 respectively.
| Parameter | SAS Centre | ReliverN |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 7 MB | 15 MB |
| Age rating | 4+ | 17+ |
| Developer | Ergun Karabulut | Piri Hesap |
In-app purchases
SAS Centre
No in-app purchases
ReliverN
No in-app purchases









