# mCA Signing - Digitally sign documents

> Mobile application for digitally signing PDF and Office documents using VNPT-CA Certificate. (iPhone/iPad app by Vietnam Posts and Telecommunications Group.)

- Source: https://appshunter.io/ios/app/mca-signing-digitally-sign-documents/id1000583702 (this page in markdown: same URL + `.md`)
- Developer: [Vietnam Posts and Telecommunications Group](https://appshunter.io/developer/1215567249)
- Category: Business, Productivity
- Price: Free
- Rating: 1.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 6.0 · 9 MB
- Languages: American English, Vietnamese
- Released: 2015-06-12
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/mca-signing-digitally-sign-documents/id1000583702/reviews.md

## What is mCA Signing?

View and digitally sign PDF and Office file directly from your iPhone or iPad with mCA Signing using VNPT-CA Certificate.

mCA Signing makes it simple to sign documents in electronic format without having to print, sign and scan physically. Once signed, verify signature on file and share your documents via email.

## Key features

- Digitally sign PDF and Office files
- Use VNPT-CA Certificate for signing
- Eliminate printing, signing, and scanning
- Verify signatures on files
- Share signed documents via email

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/mca-signing-digitally-sign-documents/id1000583702/reviews.md

### 1/5 — Doesn’t work

*2022-01-06*

Please don’t bother wasting time with this app, asks for tokens that don’t exist in order to electronically sigh things

## Frequently asked questions about mCA Signing

### How do I digitally sign documents with mCA Signing?

You can view and digitally sign PDF and Office files directly from your iPhone or iPad using your VNPT-CA Certificate within the mCA Signing application.

### Does mCA Signing require printing or scanning?

No, mCA Signing allows you to sign documents electronically, eliminating the need to print, sign physically, and then scan.

### Can I verify the signatures on my documents?

Yes, after signing a document with mCA Signing, you can verify the signature on the file to ensure its authenticity.

### How can I share my signed documents?

Once your documents are signed, mCA Signing makes it easy to share them directly via email.

### What devices is mCA Signing compatible with?

mCA Signing is available for iPhone, iPad, and iPod devices.

### Is mCA Signing free to use?

Yes, mCA Signing is available for free.

### Does mCA Signing have ads?

No, mCA Signing does not contain advertisements.

### When was mCA Signing last updated?

The latest version of mCA Signing was last updated on September 25, 2015.

## Version history (last 4 releases)

### 1.3 — 2015-09-25

This app has been updated by Apple to display the Apple Watch app icon.

iOS 9 Support

### 1.2 — 2015-08-11

- Increase stability when communicating with CA server
- Display file name; new file labeled
- Fix some bugs

### 1.1 — 2015-07-20

- New app information screen
- Some bug fixes

### 1.0 — 2015-06-12

No release notes.

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## More apps by Vietnam Posts and Telecommunications Group

- [EinvoiceViewer](https://appshunter.io/ios/app/einvoiceviewer/id878832797)
- [mCA Mail](https://appshunter.io/ios/app/mca-mail/id915231260)
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- [VinaPhone Plus](https://appshunter.io/ios/app/vinaphone-plus/id941561372)
- [My Đắk Lắk](https://appshunter.io/ios/app/my-ak-lak/id988644242)

All apps by Vietnam Posts and Telecommunications Group: https://appshunter.io/developer/1215567249

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*