AcoSound vs CritiCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AcoSound
This app facilitates the fitting of Bluetooth hearing aids from a specific brand. It provides guidance on medical services and emphasizes consulting professionals before use. The hearing aids are certified for sale in China and the USA.
- Bluetooth hearing aid fitting
- Medical and health service guidance
- Professional consultation advice
- Device certification information
- Regional sales restrictions
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AcoSound app is suitable for the fitting of bluetooth products of acosound hearing aids When purchasing or booking relevant medical and health services, if you or the actual user have any doubts about whether you are suitable for the corresponding program, please consult a medical practitioner or relevant professionals before making a decision. Meanwhile, due to the different physical condition of each user, please communicate in detail with the healthcare personnel or professionals about your health condition and history of diseases and allergies, etc., and understand the risks of the relevant program before actually receiving the service. The hearing aids involved in this product have obtained CMDC certification from the People's Republic of China, FDA certification and FCC certification from the United States of America, and are eligible for legal listing, sales, and use in the regions of the People's Republic of China and the United States of America. Our company confirms that the hearing aids involved in this product will not be listed, sold, or used in other countries or regions outside of the aforementioned regions, except the hearing aids has obtained regulatory clearance to be used in the countries or regions.
CritiCalc
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Simple tool for calculating a variety of transport medicine problems. This is not a tool for self-diagnosis and is meant to aid medical professionals that have been trained in these tools. Please seek medical help from a doctor as these tools in isolation are insufficient to provide medical advice. If you are a medical provider, please cross reference local policies, protocols, and training. No guarantee is provided to the accuracy of these tools.
Screenshots
Verdict
The clearest difference is update cadence: CritiCalc at every 2 weeks against AcoSound's every 2 months. AcoSound's advantage is iOS requirement (13.0 vs 15.6). 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.
AcoSound ships an update every 2 months, CritiCalc every 2 weeks. The most recent releases landed on July 19, 2026 and September 13, 2026 respectively.
| Parameter | AcoSound | CritiCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (12 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 62 MB | 53 MB |
| Age rating | 4+ | 17+ |
| Developer | HANGZHOU ACOSOUND TECHNOLOGY CO., LTD | Jason Richmond |
In-app purchases
AcoSound
No in-app purchases
CritiCalc
No in-app purchases







