PSA Net vs IVA Testing System
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PSA Net
This medical app uses a neural network to predict the likelihood of prostate cancer on biopsy. It considers patient data such as age, PSA levels, symptom scores, ethnicity, family history, and rectal exam results. It is designed for use by qualified healthcare professionals.
- Prostate cancer prediction
- Neural network analysis
- Patient data input
- Biopsy likelihood assessment
- Healthcare professional tool
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PSA Net is a neural network that predicts whether a man will have prostate cancer on biopsy from the patient's age, total PSA, complexed PSA, results of the International Prostate Symptom Score, ethnicity, family history and rectal exam. It is intended to be used by qualified healthcare professionals. The application is an adaptation of the algorithm published in Kalra P, Togami J, Bansal B S G, Partin AW, Brawer MK, Babaian RJ, Ross LS, Niederberger CS: A neurocomputational model for prostate carcinoma detection: Cancer 2003 Nov 1;98(9):1849-54.
IVA Testing System
This medical software assists healthcare professionals in remotely administering, scoring, and interpreting specific psychological tests for attention and cognitive functioning. It serves as a decision support tool within a comprehensive evaluation, not as a standalone diagnostic instrument.
- Remote test administration
- Scoring and interpretation support
- Decision support for healthcare professionals
- Supports IVA-2, IVA-AE2, IVA-QS tests
- Aids in attention and cognitive functioning evaluation
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The IVA Testing System is a decision support software for use only by healthcare professionals who have expertise in the use and interpretation of psychological tests. This system supports the remote administration of the IVA-2, IVA-AE2, and IVA-QS on this device. These tests can only be administered, scored, and interpreted by qualified healthcare professionals as part of a comprehensive evaluation. Individuals taking the test have no direct or immediate access to any test results or data. The test is not intended to be used as a stand-alone diagnostic instrument. By itself, it does not identify the presence or absence of any clinical diagnosis. The function of this psychological test is to aid examiners in making their diagnosis as part of a comprehensive evaluation. These tests function as a means to help clinicians in their evaluation of an individual's attention and general cognitive functioning. The use of these tests requires that they be administered in accordance with the specified test guidelines under the direct supervision of qualified licensed health care professionals. All test data provided by these tests require the interpretation and validation by the clinician or researcher who administered it. Only researchers who have received approval from their Institutional Review Board (IRB) are permitted to use the application and any supported hardware in their clinical or medical research studies can only be used in accordance with the specified IRB jurisdictional use limitations.
Screenshots
Verdict
PSA Net and IVA Testing System both sit at 2.3 stars, but that hides the real split: 33% of PSA Net's written reviews are positive against 0% of IVA Testing System's. PSA Net also leads on ratings volume (38 vs 3). IVA Testing System's advantage is update cadence (every 4 months vs every 103 months) and device support (3 vs 1). On price, rating, ads and in-app purchases 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.
On the App Store both sit at effectively the same score — 2.3 for PSA Net against 2.3 for IVA Testing System. That said, the two scores are not equally well evidenced: PSA Net has 38 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 33% of PSA Net's written reviews are positive against 0% of IVA Testing System's.
PSA Net ships an update every 103 months, IVA Testing System every 4 months. Both last shipped on June 1, 2026.
| Parameter | PSA Net | IVA Testing System |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (38 ratings) | 2.3 (3 ratings) |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 38 — better | 3 |
| Update frequency | Every 103 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 193 MB |
| Age rating | 4+ | 4+ |
| Developer | Niedertronics | BrainTrain Inc. |
Customer experience
PSA Net
IVA Testing System
In-app purchases
PSA Net
No in-app purchases
IVA Testing System
No in-app purchases
