# BTECH GMRS Programmer vs CORTEX_NODE

The clearest difference is device support: BTECH GMRS Programmer at 3 against CORTEX_NODE's 1. BTECH GMRS Programmer also leads on iOS requirement (15.6 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | BTECH GMRS Programmer | CORTEX_NODE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 32 MB | 23 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [B-Tech Distribution, Inc](https://appshunter.io/developer/1621110937) | [George Bayze](https://appshunter.io/developer/1884716979) |

## 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


### CORTEX_NODE

[App page](https://appshunter.io/ios/app/cortex-node/id6788191043)

**Features:** macOS Compatibility, 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 CORTEX_NODE free?

CORTEX_NODE is free to download, with no in-app purchases.

### Do BTECH GMRS Programmer or CORTEX_NODE have ads?

Neither BTECH GMRS Programmer nor CORTEX_NODE 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.*