# Nihongo Quest Study vs Manabi AI

The clearest difference is update cadence: Manabi AI at every 2 days against Nihongo Quest Study's every 5 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nihongo Quest Study ships an update every 5 days, Manabi AI every 2 days. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Nihongo Quest Study | Manabi AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Size | 31 MB | 37 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ABINASH ADHIKARI](https://appshunter.io/developer/1840673526) | [Toshiki Endo](https://appshunter.io/developer/1887185408) |

## What reviewers say

### Nihongo Quest Study

[App page](https://appshunter.io/ios/app/nihongo-quest-study/id6752716133)

**Features:** macOS Compatibility

**In-app purchases:** none


### Manabi AI

[App page](https://appshunter.io/ios/app/manabi-ai/id6760994048)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nihongo Quest Study free?

Nihongo Quest Study is free to download, with no in-app purchases.

### Is Manabi AI free?

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

### Do Nihongo Quest Study or Manabi AI have ads?

Neither Nihongo Quest Study nor Manabi AI shows ads.

### Which is updated more often, Nihongo Quest Study or Manabi AI?

Nihongo Quest Study ships an update every 5 days, and Manabi AI every 2 days. Most recently, Nihongo Quest Study was updated on October 7, 2026 and Manabi AI 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.*