# CAJ文献阅读器 vs Immersive Translate

The clearest difference is update cadence: Immersive Translate at fortnightly against CAJ文献阅读器's every 4 months. CAJ文献阅读器's advantage is iOS requirement (12.0 vs 15.5). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. CAJ文献阅读器 sells 3 in-app purchases, starting at $2.99 per month and Immersive Translate sells 6 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

CAJ文献阅读器 ships an update every 4 months, Immersive Translate fortnightly. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | CAJ文献阅读器 | Immersive Translate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (552 ratings)](https://appshunter.io/ios/app/immersive-translate/id6447957425/reviews)** |
| Number of ratings | — | **552** |
| Positive reviews | 65.0% of reviews | **70.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 53 MB | 107 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Meitian Trading](https://appshunter.io/developer/1549616114) | [Funstory.ai limited](https://appshunter.io/developer/1564057915) |

## What reviewers say

### CAJ文献阅读器

[App page](https://appshunter.io/ios/app/caj/id1669879414)

This app allows you to easily read and convert CAJ, NH, and KDH document formats, commonly used for academic papers from Chinese academic databases. It supports converting these files to PDF or Word, with OCR capabilities for text extraction from scanned images. You can also import files from messaging apps and manage your reading history.

**Highlights:** Read CAJ, NH, KDH formats, Convert CAJ to PDF, Convert CAJ to Word, OCR text recognition, Import from messaging apps, Reading history management

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $2.99 | per month |
| 季会员 | $4.99 | per 3 months |
| 年会员 | $7.99 | per year |


### Immersive Translate

[App page](https://appshunter.io/ios/app/immersive-translate/id6447957425)

This AI-powered tool breaks down language barriers with fast, accurate translations for web pages, videos, and documents. Experience dual-language reading, input box translation, and custom AI personas for professional results.

**Highlights:** Dual-language web page reading, Bilingual video subtitle translation, Input box translation with hotkey, File and PDF translation, Custom AI industry personas, AI contextual translation

**Features:** Safari Extension, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $9.99 | per month |
| Monthly Pro | $9.99 | per month |
| Max Monthly Membership | $34.99 | per month |
| Annual Pro | $79.99 | per year |
| Annual Pro | $79.99 | per year |
| Max annual membership | $289.99 | per year |

**What reviewers like**

- 👍 Personalized experience
- 🚀 Immersive translation
- 💡 Supports multiple translation engines
- 👍 Preserves formatting
- 👍 Accurate translations

**What reviewers complain about**

- 🐛 Subscription issues on Apple
- 🐛 Doesn't support Netflix
- 🐛 Slow translation speed for paid version
- 🐛 Incompatible with Roku
- 🐛 Buggy extension on Safari

**Reported bugs**

- Subscription issues on Apple
- Incompatibility with Roku
- Bugs on Safari extension
- Auto-detect language not working properly
- Causing issues with YouTube playback

**Requested features**

- Dark mode option
- Ability to translate PDF files
- In-app translation option
- Ability to select and translate individual words
- Customizable settings for video subtitle translation


## Frequently asked questions

### Is CAJ文献阅读器 free?

CAJ文献阅读器 is free to download, with in-app purchases available.

### Is Immersive Translate free?

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

### Do CAJ文献阅读器 or Immersive Translate have ads?

Neither CAJ文献阅读器 nor Immersive Translate shows ads.

### Which is updated more often, CAJ文献阅读器 or Immersive Translate?

CAJ文献阅读器 ships an update every 4 months, and Immersive Translate fortnightly. Most recently, CAJ文献阅读器 was updated on October 9, 2026 and Immersive Translate on October 20, 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.*