# FastSIGN 快速簽 vs QR 數位通行證

The clearest difference is update cadence: FastSIGN 快速簽 at every 5 weeks against QR 數位通行證's every 9 months. FastSIGN 快速簽 also leads on iOS requirement (11.0 vs 15.1). 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.

FastSIGN 快速簽 ships an update every 5 weeks, QR 數位通行證 every 9 months. The most recent releases landed on October 6, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | FastSIGN 快速簽 | QR 數位通行證 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/fastsign/id1544054943/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 9 months |
| Monetization | Free | — |
| Size | 17 MB | 29 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Changing Information Technology Inc.](https://appshunter.io/developer/329855504) | [CacDi LLC.](https://appshunter.io/developer/1605943013) |

## What reviewers say

### FastSIGN 快速簽

[App page](https://appshunter.io/ios/app/fastsign/id1544054943)

Easily sign and share documents on the go for mobile work. Upload PDFs, send signature requests via LINE or Email, and track approval progress. Ideal for quotes, contracts, and surveys.

**Highlights:** QR code scanning for signatures, Pending signature list, Create and share documents from phone, Real-time approval progress tracking, Multi-signer questionnaire mode

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

**In-app purchases:** none


### QR 數位通行證

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FastSIGN 快速簽 free?

FastSIGN 快速簽 is free to download, with no in-app purchases.

### Is QR 數位通行證 free?

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

### Do FastSIGN 快速簽 or QR 數位通行證 have ads?

Neither FastSIGN 快速簽 nor QR 數位通行證 shows ads.

### Which is updated more often, FastSIGN 快速簽 or QR 數位通行證?

FastSIGN 快速簽 ships an update every 5 weeks, and QR 數位通行證 every 9 months. Most recently, FastSIGN 快速簽 was updated on October 6, 2026 and QR 數位通行證 on September 28, 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.*