Comparison

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.

Head to head
About

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.

Highlights
  • Wireless radio programming
  • Channel and group management
  • Custom group lists
  • Firmware update notifications
  • Offline map downloads
  • Text messaging
  • Location sharing
Features
Read full description

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.

About

Caliper Voice

Features
Read full description

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: โ€ข Large, high-contrast display โ€” Easy to read at a glance โ€ข Automatic voice readout โ€” Clearly speaks every measurement โ€ข Measurement memory โ€” Quickly save and compare two measurements (M1 & M2) โ€ข Built-in calculator โ€” Add, subtract, multiply, or divide saved measurements โ€ข Measurement log โ€” Keep a running history of your readings โ€ข 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

BTECH GMRS Programmer4 screens
Caliper Voice1 screens

Verdict

The call

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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.

UpkeepUpdate frequency

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.

Scorecard1 real difference ยท 7 level
BTECH GMRS Programmer versus Caliper Voice: the parameters behind the verdict, then further details
ParameterBTECH GMRS ProgrammerCaliper Voice
PriceFree โ€” better$0.99
Positive reviews28.3% of reviewsโ€”
Update frequencyMonthly โ€” betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 โ€” better
Further details โ€” not scored
Size32 MB18 MB
Age rating4+4+
DeveloperB-Tech Distribution, IncSean 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
Show 19 more
  • 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 more
  • 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

None

BTECH GMRS Programmer

No in-app purchases

None

Caliper Voice

No in-app purchases

Questions

Is BTECH GMRS Programmer free?
BTECH GMRS Programmer is free to download, with no in-app purchases.
Is Caliper Voice free?
Caliper Voice costs $0.99, with no in-app purchases.
Do BTECH GMRS Programmer or Caliper Voice have ads?
Neither BTECH GMRS Programmer nor Caliper Voice shows ads.
Which is updated more often, BTECH GMRS Programmer or Caliper Voice?
BTECH GMRS Programmer ships an update monthly, and Caliper Voice every 2 months. Most recently, BTECH GMRS Programmer was updated on October 24, 2026 and Caliper Voice on October 31, 2026.

Other comparisons