n4Studies vs BDMS MSO Platform
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
n4Studies
This application simplifies sample size and study power calculations for various research designs. It offers tools for estimating population means and proportions, comparing groups, and analyzing different study types like case-control and randomized controlled trials. Results can be easily shared via email.
- Calculate sample size for infinite/finite populations
- Compare two population means/proportions
- Calculate sample size for various study designs
- Calculate study power for comparisons
- Calculate study power for various study designs
- Share results via email
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Ease to calculate the sample size with n4Studies. n4Studies makes it easy to calculate the sample size and the power of a study. It comes with ABSOLUTELY NO WARRANTY. However, It can help to learn and find the ways to calculate the sample size and power of the study in minutes. Key features: • Calculate the sample size for estimating an infinite population mean, finite population mean, infinite population proportion and finite population proportion • Calculate the sample size for comparing two population means and two population proportions • Calculate the sample size for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial • Calculate the power of a study for comparing two population means and two population proportions • Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial • Calculate the power of a study for the Case-Control for study, Matched Case-Control study, Cohort study, Randomized Controlled Trial, Non-inferiority trial and Equivalence trial • You can send a result via Email to your colleague
BDMS MSO Platform
This private application is designed for medical professionals to access and complete online training courses and assessments. It facilitates the rapid dissemination of updated medical knowledge through video lectures and tests, providing scores and certificates upon completion.
- Online course training
- Online testing
- Video learning
- Scores and certificates
- Annual knowledge updates
- Notifications for new content
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BDMS Training is the private app for BDMS doctors to train and to test the online courses which needs to update every year. BDMS is one of the biggest hospital network in Thailand which has many doctors. Therefore, the online training is the fastest way to update medical knowledge among the doctor groups. BDMS Training app will help the doctors to learn on video and to do online test which will give the doctor for scores and certificate. As we know that the knowledge needs to be updated every year, the notification on app will alert the doctor to keep updating on the test and the medical clips.
Screenshots
Verdict
The clearest difference is review sentiment: n4Studies at 100% against BDMS MSO Platform's 0%. n4Studies also leads on chart position (#186 vs unranked). BDMS MSO Platform's advantage is price (Free vs $1.99) and update cadence (every 3 weeks vs every 4 months). On ads, in-app purchases, device support and iOS requirement 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
BDMS MSO Platform is free to download; n4Studies costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
n4Studies ships an update every 4 months, BDMS MSO Platform every 3 weeks. The most recent releases landed on August 7, 2026 and September 17, 2026 respectively.
| Parameter | n4Studies | BDMS MSO Platform |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #186 — better | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 8 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | Chetta Ngamjarus | BANGKOK DUSIT MEDICAL SERVICES PUBLIC COMPANY LIMITED |
Customer experience
n4Studies
BDMS MSO Platform
In-app purchases
n4Studies
No in-app purchases
BDMS MSO Platform
No in-app purchases









