# eLK Signature — Digital signature with ID card

> Digital signature with ID card (iPhone/iPad app by Digital Control d.o.o..)

- Source: https://appshunter.io/ios/app/elk-signature/id6762343220 (this page in markdown: same URL + `.md`)
- Developer: [Digital Control d.o.o.](https://appshunter.io/developer/1507814890)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 15 MB
- Languages: English
- Released: 2026-04-22
- Data updated: 2026-07-09
- User reviews in markdown: https://appshunter.io/ios/app/elk-signature/id6762343220/reviews.md

## What is eLK Signature?

eLK Potpis lets you digitally sign PDF documents using your Montenegrin electronic ID card (eLK) via NFC — directly from your iPhone.
                                              
  DIGITAL SIGNING                         
  Add a PDF, hold your ID card to the phone, enter your PIN and get a signed document with a qualified electronic signature. Supports both old
  and new Montenegrin ID cards.                                                                                                                
                                          
  E-SERVICES                                                                                                                                   
  - Activate electronic certificates on your ID card                                                                                           
  - Check card status and read personal data
  - Change PIN or unblock with PUK                                                                                                             
                                                                  
  MRZ SCANNER
  Scan the back of your ID card with the camera for automatic data reading.
                                              
  SIGNATURE POSITION                      
  Choose where you want the signature — select a corner, first or last page, or tap exactly where you want it.
                                                                                                                                               
  BATCH SIGNING
  Sign multiple documents at once with a single card tap.                                                                                      
                                                                  
  SECURITY & PRIVACY                      
  - All data stays on your device. Nothing is sent to a server.
  - App lock with Face ID, Touch ID or device passcode.                                                                                        
  - Encrypted secure channels for card communication.
  - No account, no registration, no tracking.                                                                                                  
                                                                  
  SUPPORTED CARDS                         
  - Old Montenegrin ID cards
  - New Montenegrin ID cards                                                                                                                   
  
  Requires iPhone 7 or later with NFC support.                                                                                                 
                                                                  
  Developed by Digital Control d.o.o., Podgorica, Montenegro.


## Version history (last 5 releases)

### 1.3.15 — 2026-07-07

Improve document validity

### 1.3.13 — 2026-06-25

Improve support for customers

### 1.3.11 — 2026-06-08

This update includes behind-the-scenes improvements to make document signing smoother and more reliable.

### 1.3.9 — 2026-05-14

Improve app stability

### 1.3.1 — 2026-04-23

• Fixed "already activated" detection for older-generation ID cards
• Clearer messages when card is not activated – direct shortcut to activation
• Strict 6-digit limit for PIN, PUK and CAN                                                                                                                    
• Stability and minor bug fixes

## More apps by Digital Control d.o.o.

- [TRAVELAIZER - AI Trip Planner](https://appshunter.io/ios/app/travelaizer-ai-trip-planner/id6470895914)
- [TRAVELAIZER Administration](https://appshunter.io/ios/app/travelaizer-administration/id6503336607)

All apps by Digital Control d.o.o.: https://appshunter.io/developer/1507814890

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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 2026-07-09.*