# CNKI EXPRESS vs Convertis

The clearest difference is in-app purchases: Convertis at none against CNKI EXPRESS's 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CNKI EXPRESS sells 6 one-off in-app purchases. Convertis asks for nothing beyond the download.

## The numbers

| Metric | CNKI EXPRESS | Convertis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (10 ratings)](https://appshunter.io/ios/app/cnki-express/id1537935180/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 242 MB | 17 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tongfang Knowledge Network (Beijing) Technology Co., Ltd.](https://appshunter.io/developer/963639311) | [BIGIRWA TIMOTHY](https://appshunter.io/developer/1873783687) |

## What reviewers say

### CNKI EXPRESS

[App page](https://appshunter.io/ios/app/cnki-express/id1537935180)

Access a vast collection of academic resources including journals, dissertations, and newspapers. Customize your research experience with personalized updates and multiple reading formats. Available for users in China, Hong Kong, Macao, Taiwan, and other international regions.

**Highlights:** Unified search for academic resources, Access journals, dissertations, newspapers, and conference papers, Multiple reading formats (PDF, HTML, EPUB), Personalized library for research updates, Institutional user services, Free re-download of previously purchased documents

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20知识点 | $19.99 | one-time |
| 50知识点 | $49.99 | one-time |
| 100知识点 | $99.99 | one-time |
| 200知识点 | $199.99 | one-time |
| 300知识点 | $299.99 | one-time |
| 500知识点 | $499.99 | one-time |


### Convertis

[App page](https://appshunter.io/ios/app/convertis/id6761502337)

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

**In-app purchases:** none


## Frequently asked questions

### Is CNKI EXPRESS free?

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

### Is Convertis free?

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

### Do CNKI EXPRESS or Convertis have ads?

Neither CNKI EXPRESS nor Convertis shows ads.

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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.*