# JPQuiz vs DeVS

The clearest difference is ads: JPQuiz at none against DeVS's shown. JPQuiz also leads on update cadence (every 4 days vs every 8 days). DeVS's advantage is iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. JPQuiz sells 13 one-off in-app purchases and DeVS sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

JPQuiz ships an update every 4 days, DeVS every 8 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | JPQuiz | DeVS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 35 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Manabu TsuTsui](https://appshunter.io/developer/1745681573) | [Daisuke Oka](https://appshunter.io/developer/1352359635) |

## What reviewers say

### JPQuiz

[App page](https://appshunter.io/ios/app/jpquiz-intensive-training/id6754965724)

Enhance your Japanese language skills with fun, multiple-choice quizzes. This app covers vocabulary, writing, and reading comprehension across beginner, intermediate, and advanced levels. It also features special problem sets for targeted practice.

**Highlights:** Vocabulary quizzes, Writing skills practice, Reading comprehension tests, Beginner, intermediate, advanced levels, Special problem sets, Multiple-choice format

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 語彙力・中級 | $1.99 | one-time |
| 文章力・中級 | $1.99 | one-time |
| 文章力・上級 | $1.99 | one-time |
| 読解力・上級 | $1.99 | one-time |
| 読解力・中級 | $1.99 | one-time |
| 日本史(難関) | $1.99 | one-time |
| 世界史(難関) | $1.99 | one-time |
| ビジネス用語 | $1.99 | one-time |
| 類義語 | $1.99 | one-time |
| 語彙力・上級 | $1.99 | one-time |
| 広告非表示 | $1.99 | one-time |
| まとめて購入(24時間限定) | $4.99 | one-time |
| まとめて購入 | $9.99 | one-time |


### DeVS

[App page](https://appshunter.io/ios/app/devs-ai-discussion/id6759862008)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeVS Basic Plan | $4.99 | per month |
| Devate Ticket | $1.99 | one-time |
| Devate Ticket x5 | $7.99 | one-time |
| Devate Ticket x10 | $12.99 | one-time |


## Frequently asked questions

### Is JPQuiz free?

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

### Is DeVS free?

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

### Do JPQuiz or DeVS have ads?

DeVS shows ads; JPQuiz does not.

### Which is updated more often, JPQuiz or DeVS?

JPQuiz ships an update every 4 days, and DeVS every 8 days. Most recently, JPQuiz was updated on October 25, 2026 and DeVS on October 25, 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.*