# JTPrinter vs CardJoin

The clearest difference is update cadence: CardJoin at every 3 weeks against JTPrinter's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JTPrinter ships an update every 4 months, CardJoin every 3 weeks. The most recent releases landed on September 20, 2026 and December 21, 2025 respectively.

## The numbers

| Metric | JTPrinter | CardJoin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 24 MB | 68 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jer Education Technology Co., Limited](https://appshunter.io/developer/1457006732) | [Yinbao Electronics (Shenzhen) Co., Ltd](https://appshunter.io/developer/1686285957) |

## What reviewers say

### JTPrinter

[App page](https://appshunter.io/ios/app/jtprinter/id1560087304)

**In-app purchases:** none


### CardJoin

[App page](https://appshunter.io/ios/app/cardjoin/id6448767669)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JTPrinter free?

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

### Is CardJoin free?

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

### Do JTPrinter or CardJoin have ads?

Neither JTPrinter nor CardJoin shows ads.

### Which is updated more often, JTPrinter or CardJoin?

JTPrinter ships an update every 4 months, and CardJoin every 3 weeks. Most recently, JTPrinter was updated on September 20, 2026 and CardJoin on December 21, 2025.

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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.*