# Lumi Loop vs Sekai Kanji

The clearest difference is ads: Sekai Kanji at none against Lumi Loop's shown. Sekai Kanji also leads on update cadence (every 2 days vs every 5 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Lumi Loop sells 2 in-app purchases, starting at $4.99 per month and Sekai Kanji sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Lumi Loop ships an update every 5 days, Sekai Kanji every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Lumi Loop | Sekai Kanji |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 2 days** |
| Size | 88 MB | 19 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Furaibo SG Pte. Ltd.](https://appshunter.io/developer/1865674328) | [thanh tung le](https://appshunter.io/developer/6810985219) |

## What reviewers say

### Lumi Loop

[App page](https://appshunter.io/ios/app/lumi-loop-language-games/id6789592833)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |


### Sekai Kanji

[App page](https://appshunter.io/ios/app/sekai-kanji/id6810985217)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trọn đời | $12.99 | one-time |


## Frequently asked questions

### Is Lumi Loop free?

Lumi Loop is free to download, with in-app purchases available.

### Is Sekai Kanji free?

Sekai Kanji is free to download, with in-app purchases available.

### Do Lumi Loop or Sekai Kanji have ads?

Lumi Loop shows ads; Sekai Kanji does not.

### Which is updated more often, Lumi Loop or Sekai Kanji?

Lumi Loop ships an update every 5 days, and Sekai Kanji every 2 days. Most recently, Lumi Loop was updated on October 31, 2026 and Sekai Kanji on October 31, 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.*