CAJ Converter vs ComCube
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CAJ Converter
Easily convert Chinese academic journal files (CAJ, NH, KDH) into PDF or Word documents. Extract text for editing or create clear PDF versions for reading and sharing.
- Convert CAJ to PDF
- Convert CAJ to Word
- Text recognition for Word conversion
- Preview before PDF export
- Supports .caj, .nh, .kdh formats
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A converter that can convert Chinese academic journal full-text database (CAJ, NH, KDH) format to PDF or Word! Supported file formats: .caj, .nh, .kdh Convert CAJ to PDF: Convert to a clear PDF, you can preview the content and export the file after conversion; Convert CAJ to Word: Convert text recognition to Word to download and copy text; If you choose to purchase premium membership, payment will be charged to your iTunes account ,and your account will be charged for renewal within 24-hours prior to the end of the current period. Auto-renewal may be turned off at any time by going to your settings in the iTunes Store after purchase . Prices are in U.S. dollars, may vary in countries other than the U.S. and are subject to change without notice. No cancellation of the current subscription is allowed during the active subscription period. Our privacy policy : https://www.zkmeitian.com/page/privacy/cajconverter Our terms of use: https://www.zkmeitian.com/page/agreement/cajconverter
ComCube
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Take Back Your Data Sovereignty with ComCube Privacy isn't a feature, it's your right. ComCube is a next-generation, zero-knowledge communication ecosystem engineered for global citizens, enterprises, and privacy advocates who refuse to compromise on data security. From boardrooms to personal boundaries, ComCube ensures your digital footprint belongs to you, and only you. Why choose between absolute security, lightning speed, and effortless communication? ComCube brings you the best of all worlds. Why the World should Trusts ComCube: Zero-Knowledge Architecture: Your messages, calls, and files are so secure that not even ComCube can read or hear them. No ads, no affiliate trackers, and no data mining. Just pure, zero-knowledge privacy. Ephemeral Conversations: Take total control of your message lifecycle. ComCube syncs your encrypted data across all your devices instantly. Host mass chats, share massive files, or trigger total control over your digital footprint with native anti-screenshot protection, customizable self-destructing timers to prevent media leaks. On-Premises Sovereignty: For enterprises demanding absolute data governance, ComCube supports private server deployment. For businesses that require absolute data governance, you can host your own infrastructure and maintain 100% data independence.
Screenshots
Verdict
The clearest difference is in-app purchases: ComCube at none against CAJ Converter's 3. ComCube also leads on update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. CAJ Converter sells 3 in-app purchases, starting at $2.99 per month. ComCube asks for nothing beyond the download.
CAJ Converter ships an update every 2 months, ComCube fortnightly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.
| Parameter | CAJ Converter | ComCube |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 47.6% of reviews | — |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 55 MB | 91 MB |
| Age rating | 4+ | 17+ |
| Developer | Meitian Trading | ComCrossTech |
In-app purchases
CAJ Converter
- VIP月会员$2.991 Month
- VIP季会员$4.993 Months
- VIP年会员$7.991 Year
ComCube
No in-app purchases









