# eKo Write vs OLK

The clearest difference is in-app purchases: OLK at none against eKo Write's 1. OLK also leads on iOS requirement (16.0 vs 18.5). eKo Write's advantage is update cadence (every 8 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. eKo Write sells 1 one-off in-app purchase. OLK asks for nothing beyond the download.

eKo Write ships an update every 8 days, OLK every 5 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | eKo Write | OLK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 weeks |
| Size | 92 MB | 26 MB |
| Requires iOS | 18.5 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [boyoung kim](https://appshunter.io/developer/1837090334) | [Olabisi aruna](https://appshunter.io/developer/1883594199) |

## What reviewers say

### eKo Write

[App page](https://appshunter.io/ios/app/eko-write/id6751829015)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| eKo Plus | $3.99 | one-time |


### OLK

[App page](https://appshunter.io/ios/app/olk-learn-korean/id6760276977)

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

**In-app purchases:** none


## Frequently asked questions

### Is eKo Write free?

eKo Write is free to download, with in-app purchases available.

### Is OLK free?

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

### Do eKo Write or OLK have ads?

Neither eKo Write nor OLK shows ads.

### Which is updated more often, eKo Write or OLK?

eKo Write ships an update every 8 days, and OLK every 5 weeks. Most recently, eKo Write was updated on October 10, 2026 and OLK on October 10, 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.*