# FastSIGN 快速簽 vs 計算工具鍵盤

The clearest difference is in-app purchases: FastSIGN 快速簽 at none against 計算工具鍵盤's 10. FastSIGN 快速簽 also leads on iOS requirement (11.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. 計算工具鍵盤 sells 10 one-off in-app purchases. FastSIGN 快速簽 asks for nothing beyond the download.

## The numbers

| Metric | FastSIGN 快速簽 | 計算工具鍵盤 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/fastsign/id1544054943/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free | — |
| Size | 17 MB | 23 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Changing Information Technology Inc.](https://appshunter.io/developer/329855504) | [Xuan Wei Zhang](https://appshunter.io/developer/1780487710) |

## 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


### 計算工具鍵盤

[App page](https://appshunter.io/ios/app/id6789635143)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Style-Simple | $0.99 | one-time |
| Style-Onyx | $0.99 | one-time |
| Theme-Gesture | $0.99 | one-time |
| Theme-Clock | $0.99 | one-time |
| Theme-Mahjong | $0.99 | one-time |
| Theme-Cards | $0.99 | one-time |
| Style-Premium | $0.99 | one-time |
| Theme keyboard 1 | $0.99 | one-time |
| Theme keyboard 2 | $0.99 | one-time |
| Theme keyboard 3 | $0.99 | one-time |


## Frequently asked questions

### Is FastSIGN 快速簽 free?

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

### Is 計算工具鍵盤 free?

計算工具鍵盤 is free to download, with in-app purchases available.

### Do FastSIGN 快速簽 or 計算工具鍵盤 have ads?

Neither FastSIGN 快速簽 nor 計算工具鍵盤 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.*