# n4Studies vs iKKU Workplace

The clearest difference is price: iKKU Workplace at Free against n4Studies's $1.99. iKKU Workplace also leads on update cadence (every 3 days vs every 4 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

iKKU Workplace 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, iKKU Workplace every 3 days. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | n4Studies | iKKU Workplace |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/n4studies/id680516901/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 8 MB | 44 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chetta Ngamjarus](https://appshunter.io/developer/680516904) | [Khon Kaen University](https://appshunter.io/developer/592053529) |

## What reviewers say

### n4Studies

[App page](https://appshunter.io/ios/app/n4studies/id680516901)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### iKKU Workplace

[App page](https://appshunter.io/ios/app/ikku-workplace/id6812631802)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is n4Studies free?

n4Studies costs $1.99, with no in-app purchases.

### Is iKKU Workplace free?

iKKU Workplace is free to download, with no in-app purchases.

### Do n4Studies or iKKU Workplace have ads?

Neither n4Studies nor iKKU Workplace shows ads.

### Which is updated more often, n4Studies or iKKU Workplace?

n4Studies ships an update every 4 months, and iKKU Workplace every 3 days. Most recently, n4Studies was updated on October 2, 2026 and iKKU Workplace on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*