# QR 數位通行證 vs IdeaDepots Register

The clearest difference is update cadence: IdeaDepots Register at every 3 months against QR 數位通行證's every 9 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.

QR 數位通行證 ships an update every 9 months, IdeaDepots Register every 3 months. The most recent releases landed on October 27, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | QR 數位通行證 | IdeaDepots Register |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Size | 29 MB | 41 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CacDi LLC.](https://appshunter.io/developer/1605943013) | [CHUNG SHENG LIN](https://appshunter.io/developer/1757558144) |

## What reviewers say

### QR 數位通行證

[App page](https://appshunter.io/ios/app/qr/id1605943011)

**Features:** macOS Compatibility

**In-app purchases:** none


### IdeaDepots Register

[App page](https://appshunter.io/ios/app/ideadepots-register/id6547843685)

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

**In-app purchases:** none


## Frequently asked questions

### Is QR 數位通行證 free?

QR 數位通行證 is free to download, with no in-app purchases.

### Is IdeaDepots Register free?

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

### Do QR 數位通行證 or IdeaDepots Register have ads?

Neither QR 數位通行證 nor IdeaDepots Register shows ads.

### Which is updated more often, QR 數位通行證 or IdeaDepots Register?

QR 數位通行證 ships an update every 9 months, and IdeaDepots Register every 3 months. Most recently, QR 數位通行證 was updated on October 27, 2026 and IdeaDepots Register on October 16, 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.*