# DMR User Database — Search ID,Callsign & Repeaters

> Digital Mobile Radio (DMR) user contact and repeater database for ham radio operators. (iPhone/iPad app by Andreas Krenz.)

- Source: https://appshunter.io/ios/app/dmr-user-database/id6749166551 (this page in markdown: same URL + `.md`)
- Developer: [Andreas Krenz](https://appshunter.io/developer/1829006949)
- Category: Productivity, Education
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 28 MB
- Languages: American English
- Released: 2025-07-30
- Data updated: 2026-08-12
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/dmr-user-database/id6749166551/reviews.md

## What is DMR User Database?

As a Digital Mobile Radio (DMR) enthusiast, you understand the importance of having easy access to detailed contact information about other users in the network. The DMR User Database app is here to provide you with a comprehensive digital phonebook for the DMR community, making it easier to find Radio IDs, Callsigns and user details in just a few taps.

Developed by PD2EMC, this app is designed specifically for Hamradio operators, with powerful features that help you connect, communicate, and stay informed in the world of digital radio.

What is the DMR User Database App?
The DMR User Database App acts as a digital phonebook, giving you quick access to contact details of thousands of DMR users worldwide. It integrates multiple databases such as RadioID, NXDN, Hamvoip, HamshackHotline, Dapnet, and Repeaters Database, allowing you to search for users by their Radio ID (Extension), Callsign, Name or even location. Whether you are looking for a new contact, repeaters in your area, or exploring the world of digital radio, this app has you covered.

Key Features of DMR User Database App:

Comprehensive Search Options: Search for DMR users in RadioID, NXDN, Hamvoip, HamshackHotline, Dapnet, and Repeaters Database by Callsign, Radio ID (Extension), Name, Location (City, State or Country) or lazy search thru all databases by Callsign.

Users Per Country: View the number of users in each country and explore the global reach of the DMR network.

Logbook: Keep track of your radio contacts and activities with the built-in logbook feature, designed to log your callsigns, timestamps, and notes.

Database Export: Export databases for devices like Anytone and Voip Phones (available on Windows/macOS).

Fox Hunting: Engage in exciting fox hunting activities by locating the first fox in the app.

Interactive Maps: Discover nearby repeaters and hackerspaces with interactive maps.

Offline Functionality: Enjoy full access to the user databases and most features even when you are offline, making it ideal for areas with limited connectivity.

Why you should download the DMR User Database App?
The DMR User Database app is your go-to tool for connecting with the global DMR community. Whether you're a new user looking for contacts or an experienced operator searching for repeaters or DMR IDs, this app makes it easy to find exactly what you need. With interactive maps, offline functionality and the ability to log your radio activity, you can stay connected to the DMR network and explore new radio experiences.

Download the DMR User Database app today and keep the global DMR community at your fingertips!

## Key features

- Comprehensive search by ID, Callsign, Name, or Location
- Integrates multiple DMR databases
- View users per country
- Built-in logbook for radio contacts
- Database export for specific devices
- Interactive maps for repeaters
- Offline functionality


## Frequently asked questions about DMR User Database

### What is DMR User Database used for?

DMR User Database acts as a digital phonebook for the DMR community. It helps ham radio operators find Radio IDs, Callsigns, and user details by searching across multiple integrated databases like RadioID and NXDN.

### Can I use DMR User Database offline?

Yes, DMR User Database offers full access to user databases and most features even when you are offline. This makes it ideal for use in areas with limited or no internet connectivity.

### Does DMR User Database have ads?

No, DMR User Database does not contain advertisements. The app is free to use without any ad interruptions.

### What devices support DMR User Database?

DMR User Database is available for Mac, iPhone, iPad, and iPod. It also offers database export functionality for devices like Anytone and VoIP phones.

### How often is DMR User Database updated?

The latest version of DMR User Database is 1.0.20251110, which was last updated on November 11, 2025. Updates ensure the app remains functional and includes the latest data.

### What are the search options in DMR User Database?

You can search for DMR users by Callsign, Radio ID (Extension), Name, or Location (City, State, or Country). It also allows for a lazy search through all integrated databases by Callsign.

### Does DMR User Database have a logbook?

Yes, DMR User Database includes a built-in logbook feature. This allows you to keep track of your radio contacts and activities by logging callsigns, timestamps, and notes.

### What is the age rating for DMR User Database?

DMR User Database has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.

## Version history (last 4 releases)

### 1.0.20260811 — 2026-08-11

Search results now open instantly, Live theme switching no restart needed, Fixed database update/crash issues, Fixed map crash on cold launch + memory leak, Fixed ~150 untranslated texts across 7 languages, App now shows its own logo on splash screen, Fixed stale database counts after update, Added safety check on shared community links, Fixed map screen title translation, minor other fixes

### 1.0.20251110 — 2025-11-11

Removed HamShackHotline from search, Removed HamShackHotline from contact info, Fixed search button in Dark Mode, Fixed winner button color, Fixed winner page error that occurred in Debug, Fixed Apple version check, Fixed Apple share app link, Small other fixes

### 1.0.20250806 — 2025-08-07

fixed some pages for multi usage, fix version check for apple

### 1.0.20250729 — 2025-08-05

No release notes.

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## Related topics

[dmr radio](https://appshunter.io/ios/topics/dmr-radio) · [dmr](https://appshunter.io/ios/topics/dmr) · [handbase](https://appshunter.io/ios/topics/handbase)

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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 2026-08-12.*