---
title: "n4Studies - Reviews, Revenue and Downloads in Thailand | Apple App Store"
description: "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 an"
---

# n4Studies — Thailand
> n4Studies

![n4Studies App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/c4/3c/b1/c43cb1b6-df60-84cb-2de4-f76f8f0a2efc/AppIcon-0-1x_U007ephone-0-sRGB-85-220-0.png/434x0w.png)

**Developer:** [Chetta Ngamjarus](https://apptail.io/developer/chetta-ngamjarus-Aquc)
**Category:** Education
**Rating:** 5.0/5 (28 ratings)
**Price:** Free
**Bundle ID:** com.statsinhand.n4Studies
**Store:** Apple App Store
**Country:** Thailand
**Version:** 2.3 (released 2024-02-20)
**Original Release:** 2013-08-08
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/th/app/app/id680516901)
**AppTail Page:** [https://apptail.io/app/n4studies-CVWf/thailand](https://apptail.io/app/n4studies-CVWf/thailand)

## n4Studies Description
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

## n4Studies Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/de/ed/0e/deed0e80-3230-33d2-46d8-3bb928380234/mzl.zwzxeevi.png/640x960.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/6b/04/58/6b04582b-a0f4-cc8f-bf86-955bcee069af/mzl.kkpgkxjz.png/640x960.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/a6/b1/cf/a6b1cf21-d62f-ec72-f827-963374e9184a/mzl.rzgqdsmu.png/640x960.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/30/94/3c/30943c88-0704-84cc-c9f7-3fdc4d39cb44/mzl.snmenbjt.png/640x960.png)

## n4Studies Rating Breakdown in Thailand
- 5 stars: 27 (96%)
- 4 stars: 1 (4%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)

## n4Studies Reviews in Thailand

### ***** "ดีเยี่ยม"
ใช้งานได้จริงค่ะ
ถ้ามีการพัฒนาเพิ่ม อยากให้เพิ่มคำอธิบาย เป็นภาษาไทยเพื่อง่ายต่อการเข้าใจในการเลือกใช้สถิติในการวิจัยค่ะ
-- jamlonglux, 2022-10-15

### ***** "Update version ใหม่"
ขอยคุณมากนะคะที่ทำให้แอพ กลับมาใช้ได้อีกครั้ง หลัง ดีมากๆ ค่ะ
-- Javaplum_LW, 2020-10-24

### ***** "Love it"
Easy to use and learn. 
This is a Thai application.
-- Hellotoey, 2017-09-07

[View all n4Studies reviews and detailed analytics on AppTail](https://apptail.io/account/signup?utm_campaign=ai-crawl&utm_content=reviews)


## n4Studies Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Paid | Thailand | Education | #5 |
| Top Paid | Thailand | Overall | #45 |
| Top Paid | China | Education | #103 |
| Top Paid | Saudi Arabia | Education | #139 |
| Top Paid | Vietnam | Education | #326 |
| Top Paid | Indonesia | Education | #408 |
| Top Paid | Malaysia | Education | #466 |

## n4Studies Discovered Keywords
- n4studies

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## n4Studies Available In
- [Thailand](https://apptail.io/app/n4studies-CVWf/thailand)
- [Russia](https://apptail.io/app/n4studies-CVWf/russia)
- [Japan](https://apptail.io/app/n4studies-CVWf/japan)
- [Malaysia](https://apptail.io/app/n4studies-CVWf/malaysia)
- [United States](https://apptail.io/app/n4studies-CVWf/united-states)
- [Indonesia](https://apptail.io/app/n4studies-CVWf/indonesia)
- [Czechia](https://apptail.io/app/n4studies-CVWf/czechia)
- [Germany](https://apptail.io/app/n4studies-CVWf/germany)
- [Denmark](https://apptail.io/app/n4studies-CVWf/denmark)
- [Dominican Republic](https://apptail.io/app/n4studies-CVWf/dominican-republic)
- [Finland](https://apptail.io/app/n4studies-CVWf/finland)
- [France](https://apptail.io/app/n4studies-CVWf/france)
- [United Kingdom](https://apptail.io/app/n4studies-CVWf/united-kingdom)
- [Hungary](https://apptail.io/app/n4studies-CVWf/hungary)
- [India](https://apptail.io/app/n4studies-CVWf/india)
- [South Korea](https://apptail.io/app/n4studies-CVWf/south-korea)
- [Kuwait](https://apptail.io/app/n4studies-CVWf/kuwait)
- [Nigeria](https://apptail.io/app/n4studies-CVWf/nigeria)
- [New Zealand](https://apptail.io/app/n4studies-CVWf/new-zealand)
- [Peru](https://apptail.io/app/n4studies-CVWf/peru)
- [Poland](https://apptail.io/app/n4studies-CVWf/poland)
- [Türkiye](https://apptail.io/app/n4studies-CVWf/turkey)
- [Ukraine](https://apptail.io/app/n4studies-CVWf/ukraine)
- [Argentina](https://apptail.io/app/n4studies-CVWf/argentina)
- [Uzbekistan](https://apptail.io/app/n4studies-CVWf/uzbekistan)
- [Austria](https://apptail.io/app/n4studies-CVWf/austria)
- [Australia](https://apptail.io/app/n4studies-CVWf/australia)
- [Azerbaijan](https://apptail.io/app/n4studies-CVWf/azerbaijan)
- [Brazil](https://apptail.io/app/n4studies-CVWf/brazil)
- [Canada](https://apptail.io/app/n4studies-CVWf/canada)

---

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