# n4Studies vs Exam Pod

The clearest difference is review sentiment: n4Studies at 100% against Exam Pod's 8%. n4Studies also leads on rating (5.0 vs 1.0). Exam Pod's advantage is price (Free vs $1.99) and update cadence (fortnightly vs every 4 months). On ratings volume, ads and in-app purchases there is nothing between them.

Exam Pod is free to download; n4Studies costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

n4Studies holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of n4Studies's written reviews are positive against 8% of Exam Pod's.

n4Studies ships an update every 4 months, Exam Pod fortnightly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | n4Studies | Exam Pod |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/n4studies/id680516901/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/exam-pod/id1485863207/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 8.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 8 MB | 9 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chetta Ngamjarus](https://appshunter.io/developer/680516904) | [Deverhood HT Co.,Ltd.](https://appshunter.io/developer/1785579550) |

## 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


### Exam Pod

[App page](https://appshunter.io/ios/app/exam-pod/id1485863207)

Create and administer engaging online exams with an intuitive test maker. This system allows for easy customization of difficulty levels and provides users with appropriate feedback.

**Highlights:** Easy test maker, Create online exams, Customizable difficulty levels, Provide user feedback, Engaging exam format

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is n4Studies free?

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

### Is Exam Pod free?

Exam Pod is free to download, with no in-app purchases.

### Which has better reviews, n4Studies or Exam Pod?

n4Studies is rated higher. n4Studies averages 5.0 out of 5 from 1 ratings, while Exam Pod averages 1.0 from 1 ratings.

### Do n4Studies or Exam Pod have ads?

Neither n4Studies nor Exam Pod shows ads.

### Which is updated more often, n4Studies or Exam Pod?

n4Studies ships an update every 4 months, and Exam Pod fortnightly. Most recently, n4Studies was updated on October 2, 2026 and Exam Pod on October 12, 2026.

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