# 日语基础文法与句型 vs Readova

The clearest difference is review sentiment: Readova at 67% against 日语基础文法与句型's 0%. Readova also leads on update cadence (every 9 days vs every 10 months). 日语基础文法与句型's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. 日语基础文法与句型 sells 1 one-off in-app purchase and Readova sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

日语基础文法与句型 ships an update every 10 months, Readova every 9 days. The most recent releases landed on October 14, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 日语基础文法与句型 | Readova |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/readova-ebook-reader/id6766491531/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 9 days** |
| Monetization | — | Freemium |
| Size | 52 MB | 72 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [北京触阅信息科技有限公司](https://appshunter.io/developer/1420329654) | [俊 汪](https://appshunter.io/developer/1895753018) |

## What reviewers say

### 日语基础文法与句型

[App page](https://appshunter.io/ios/app/id1030996506)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 日语基础文法与句型 | $1.99 | one-time |


### Readova

[App page](https://appshunter.io/ios/app/readova-ebook-reader/id6766491531)

This app offers a peaceful reading experience with customizable text, page turns, and an optional AI voice narration. It supports a wide range of ebook formats and allows for organized library management with optional cloud syncing.

**Highlights:** Supports EPUB, PDF, MOBI, AZW, TXT, FB2, AI voice narration with offline engine, Customizable fonts, themes, and spacing, Continuous scrolling or page-turning modes, Highlighting, underlining, and note-taking, Reading statistics and progress tracking, iCloud and WebDAV library syncing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $0.99 | per 7 days |
| Pro Monthly | $2.99 | per month |
| Readova Pro · Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is 日语基础文法与句型 free?

日语基础文法与句型 is free to download, with in-app purchases available.

### Is Readova free?

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

### Do 日语基础文法与句型 or Readova have ads?

Neither 日语基础文法与句型 nor Readova shows ads.

### Which is updated more often, 日语基础文法与句型 or Readova?

日语基础文法与句型 ships an update every 10 months, and Readova every 9 days. Most recently, 日语基础文法与句型 was updated on October 14, 2026 and Readova 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.*