# BTECH GMRS Programmer vs DMR User Database

The clearest difference is update cadence: BTECH GMRS Programmer at monthly against DMR User Database's every 3 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BTECH GMRS Programmer ships an update monthly, DMR User Database every 3 months. The most recent releases landed on September 22, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | BTECH GMRS Programmer | DMR User Database |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/dmr-user-database/id6749166551/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 28.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | Free |
| Size | 32 MB | 28 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [B-Tech Distribution, Inc](https://appshunter.io/developer/1621110937) | [Andreas Krenz](https://appshunter.io/developer/1829006949) |

## What reviewers say

### BTECH GMRS Programmer

[App page](https://appshunter.io/ios/app/btech-gmrs-programmer/id1621110785)

This app provides wireless control and programming for a specific GMRS radio. Manage channels, create custom groups, and update firmware. It also offers offline maps and text messaging capabilities for enhanced communication.

**Highlights:** Wireless radio programming, Channel and group management, Custom group lists, Firmware update notifications, Offline map downloads, Text messaging, Location sharing

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Programs channels easily
- 👍 Pairs quickly
- 👍 Real-time sync
- 👍 Good radio quality
- 👍 Basic UI understandable

**What reviewers complain about**

- 🐛 Crashes immediately after update
- 🐛 App opens then shuts down
- 🐛 Crashing when connecting to Bluetooth
- 🐛 Login functionality doesn't work
- 🐛 Firmware update check fails

**Reported bugs**

- App crashes immediately after starting
- App crashes when trying to connect to Bluetooth
- App opens and shuts on its own
- App crashes within five seconds of launching
- App crashes as soon as you pair a radio

**Requested features**

- Monitor and talk via app (like Android)
- TX and RX via the app
- Pass through audio
- Show other users' positions on map (iOS)
- Activate tone scanning from app


### DMR User Database

[App page](https://appshunter.io/ios/app/dmr-user-database/id6749166551)

This app serves as a comprehensive digital phonebook for the Digital Mobile Radio (DMR) community. It allows users to quickly search for Radio IDs, Callsigns, and other user details across multiple integrated databases. Ideal for ham radio operators, it facilitates connections and exploration within the digital radio world.

**Highlights:** 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

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BTECH GMRS Programmer free?

BTECH GMRS Programmer is free to download, with no in-app purchases.

### Is DMR User Database free?

DMR User Database is free to download, with no in-app purchases.

### Do BTECH GMRS Programmer or DMR User Database have ads?

Neither BTECH GMRS Programmer nor DMR User Database shows ads.

### Which is updated more often, BTECH GMRS Programmer or DMR User Database?

BTECH GMRS Programmer ships an update monthly, and DMR User Database every 3 months. Most recently, BTECH GMRS Programmer was updated on September 22, 2026 and DMR User Database on August 12, 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.*