# Topik One vs Session Review Learner

The clearest difference is ads: Session Review Learner at none against Topik One's shown. Topik One's advantage is update cadence (every 3 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Topik One sells 13 in-app purchases, starting at $2.99 per month and Session Review Learner sells 1 in-app purchase, starting at $5.99 per year. Whichever you choose, the download price is not the number that matters.

Topik One ships an update every 3 days, Session Review Learner every 2 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Topik One | Session Review Learner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 43 MB | 8 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [jaemin park](https://appshunter.io/developer/1663603862) | [Session Review](https://appshunter.io/developer/6788015832) |

## What reviewers say

### Topik One

[App page](https://appshunter.io/ios/app/topik-one-korean-test-prep/id6738022245)

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-month subscription | $2.99 | per month |
| 1-year subscription | $19.99 | per year |
| Reading 5th Exam | $0.99 | one-time |
| Reading 6th Exam | $0.99 | one-time |
| Reading 7th Exam | $0.99 | one-time |
| Reading 8th Exam | $0.99 | one-time |
| Listening 2nd Exam | $1.99 | one-time |
| Listening 3rd Exam | $1.99 | one-time |
| Listening 4th Exam | $1.99 | one-time |
| Listening 5th Exam | $1.99 | one-time |
| Listening 6th Exam | $1.99 | one-time |
| Listening 7th Exam | $1.99 | one-time |
| Remove Advertisement | $1.99 | one-time |


### Session Review Learner

[App page](https://appshunter.io/ios/app/session-review-learner/id6788124493)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Session Review Pro | $5.99 | per year |


## Frequently asked questions

### Is Topik One free?

Topik One is free to download, with in-app purchases available.

### Is Session Review Learner free?

Session Review Learner is free to download, with in-app purchases available.

### Do Topik One or Session Review Learner have ads?

Topik One shows ads; Session Review Learner does not.

### Which is updated more often, Topik One or Session Review Learner?

Topik One ships an update every 3 days, and Session Review Learner every 2 weeks. Most recently, Topik One was updated on October 28, 2026 and Session Review Learner on October 24, 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.*