BTECH GMRS Programmer vs Caliper Voice
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
BTECH GMRS Programmer
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.
- Wireless radio programming
- Channel and group management
- Custom group lists
- Firmware update notifications
- Offline map downloads
- Text messaging
- Location sharing
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Transform your BTECH GMRS-PRO radio experience with the GMRS Programmer App โ a robust tool designed for intuitive, wireless control and programming. This app turns your smartphone into a command center for your radio, allowing you to effortlessly manage channels and groups, craft custom group lists for efficient communication, and fine-tune your radio's settings with just a few taps. Stay informed and up-to-date with automatic notifications for essential GMRS-PRO firmware updates, and ensure your radio is always operating with the latest features and enhancements. Additionally, the app offers offline map downloads for navigation when you're beyond the reach of cellular networks. Enhance your communication capabilities by sending text messages to fellow GMRS-PRO users. For added safety and community support, the app enables you to share your location with other users in your vicinity, or request theirs, particularly useful during emergencies. The GMRS Programmer App is more than an accessory; it's an indispensable partner for your GMRS-PRO radio, empowering you with connectivity and control wherever your adventures may lead.
Caliper Voice
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iGaging's Caliper Voice Measure and listen. The officially authorized iGaging Caliper Voice app makes digital caliper measurements easier and more accessible โ especially for visually impaired users. When you press the button on your Bluetooth digital caliper (or any iGaging Bluetooth tool), Caliper Voice instantly displays the measurement in large, clear numbers on your iPhone or iPad, and speaks it out loud. No more squinting at tiny screens or struggling to read measurements in poor lighting. Key Features: โข Large, high-contrast display โ Easy to read at a glance โข Automatic voice readout โ Clearly speaks every measurement โข Measurement memory โ Quickly save and compare two measurements (M1 & M2) โข Built-in calculator โ Add, subtract, multiply, or divide saved measurements โข Measurement log โ Keep a running history of your readings โข Simple & focused โ Designed specifically for fast, accurate measurement work Whether you're a machinist, woodworker, inspector, or someone who simply needs reliable access to precise measurements, Caliper Voice removes friction and improves accuracy. Built with accessibility in mind and proudly developed by IDEA Engineering. Instructional video: https://www.youtube.com/watch?v=hr27mh2I9Nk
Screenshots
Verdict
The clearest difference is price: BTECH GMRS Programmer at Free against Caliper Voice's $0.99. On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
BTECH GMRS Programmer is free to download; Caliper Voice costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
BTECH GMRS Programmer ships an update monthly, Caliper Voice every 2 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.
| Parameter | BTECH GMRS Programmer | Caliper Voice |
|---|---|---|
| Price | Free โ better | $0.99 |
| Positive reviews | 28.3% of reviews | โ |
| Update frequency | Monthly โ better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 32 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | B-Tech Distribution, Inc | Sean League |
Bugs and requests
BTECH GMRS Programmer
Reported bugs
24 issues- 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
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- Login functionality doesn't work
- Checking for new firmware doesn't work
- App drains battery overnight
- Location info for other users missing on iOS
- App won't open after new update
- Version 1.2.6 constantly crashing at startup
- New update is crashing iPhone
- App is not accessible with VoiceOver screenreader
- Unable to pair radio to iPhone
- App does not work like advertised
- Will not let me pair my radio to my iPhone
- Doesn't work on Macbook Air
- Unsupported for iPhone iPad
- Pairing unsuccessful
- App is full of glitches
- Connected to radio but doesn't program it
- App closes when try to sync channels
- App closes when clicking on various settings
- Very glitchy and difficult to sync channels / groups
Requested features
16 requests- 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
Show 11 moreShow fewer
- Add onX maps for iOS
- Program TX within the app
- Ability to change groups in the app
- Export, import, and share channel groups
- Edit channel groups offline
- Import channels from CSV files
- Add support for GMRS-V2 via dongle
- Listen and talk through phone remotely
- Add phone number for support
- Add VOX setting
- Add ability to program VHF transmissions
Caliper Voice
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BTECH GMRS Programmer
No in-app purchases
Caliper Voice
No in-app purchases
Questions
Is BTECH GMRS Programmer free?
Is Caliper Voice free?
Do BTECH GMRS Programmer or Caliper Voice have ads?
Which is updated more often, BTECH GMRS Programmer or Caliper Voice?
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