BlackBLE vs Digi Voices
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BlackBLE
Control Arduino devices via Bluetooth Low Energy from your iPhone. Send characters to trigger actions, use your phone as a joystick, and receive data. A simple way to connect your microcontroller projects to your mobile device.
- Bluetooth LE connection to HC-08 modules
- Send characters to microcontroller
- Joystick mode for device control
- Receive data from Bluetooth
- Simple button interface
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Finally you will be able to send information through Bluetooth to your Arduino using your iPhone! With this app, you can connect to a Bluetooth Low Energy module HC-08 and send characters to it. With these characters you can program actions in your microcontroller to be executed when receiving. On a very simple way, press the black Bluetooth icon on the upper right screen to see the list of every HC-08 available nearby. Press the name of your module and the app will automatically connect to it. When pressing each button of the app, the character present on button label will be send through Bluetooth and you can read it in a serial protocol on the module. Do you want more? What about rotating your iPhone and make it a joystick to control robots or whatever kind of system you want? If you rotate your device, screen will automatically changes to a joystick, with the same concept than the previous screen. And, of course, you can receive information from bluetooth and read on your screen (maximum of 20 bytes, or 20 chars). Now you can control whatever device using Bluetooth with your iPhone!
Digi Voices
This app provides digital voice communication for licensed amateur radio operators. It supports multiple digital radio protocols and offers features like PTT, GPS reporting, and event logging. Connect to global digital radio networks from your Apple devices.
- Multi-protocol digital voice communication
- Push-to-talk (PTT) voice transmission
- Real-time GPS location reporting
- Automatic server list updates
- Detailed event log viewer
- Universal app for Apple devices
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Digi Voice is a comprehensive digital radio client designed for licensed amateur radio operators, offering multi-protocol digital voice communication on iPhone, iPad, Mac, and Apple Watch. With professional-grade audio processing and a clean, modern interface, connect directly to popular digital radio networks and access points from your Apple device. SUPPORTED PROTOCOLS • DVPX - Digi Voice Protocol eXtended (Active) • DMR (Brandmeister and compatible networks) and TGIF (Active) • NXDN (Active) • M17 — modern open-source digital radio (Active) • D-STAR (DCS repeaters) (Active) • P25 (Active) • YSF (Yaesu System Fusion) (Active) • EchoLink . (Active) • IAX2 / AllStar. (Active beta) KEY FEATURES • Push-to-talk (PTT) voice transmission • Advanced audio processing with AGC, VOX detection, and level monitoring • Real-time GPS location reporting with QTH Maidenhead grid locator • Automatic server list updates • Detailed event log viewer • Modern dark-theme interface • Universal app for iPhone, iPad, Mac, and Apple Watch • Digi APRS Beacon DESIGNED FOR AMATEUR RADIO Digi Voice is designed for licensed amateur radio operators. A valid amateur radio license and appropriate credentials for the networks you connect to are required. Please operate in accordance with your country’s regulations and the terms of the networks you use. Whether you’re at home or on the go, Digi Voice keeps you connected to the global digital radio community. NOTE: All data and passwords you enter into the app are stored on your own device. The app does not connect to ALGSoft or QRV73 servers. Your data, such as your call sign and DMR ID, does not include a built-in vocoder; users can install their own if they wish. Codec2 is open source.
Screenshots
Verdict
The clearest difference is update cadence: Digi Voices at every 5 days against BlackBLE's every 11 months. Digi Voices also leads on chart position (#91 vs unranked) and ratings volume (16 vs 4). BlackBLE's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 75%). On ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
BlackBLE costs $0.99 and Digi Voices $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
BlackBLE holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 4 and 16 respectively. Written reviews point the same way: 100% of BlackBLE's written reviews are positive against 75% of Digi Voices's.
BlackBLE ships an update every 11 months, Digi Voices every 5 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.
| Parameter | BlackBLE | Digi Voices |
|---|---|---|
| Price | $0.99 — better | $4.99 |
| Rating | 5.0 (4 ratings) — better | 4.6 (16 ratings) |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 4 | 16 — better |
| Update frequency | Every 11 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | — | #91 — better |
| Devices | iPhone, iPod | iPhone, iPad, Mac, Apple TV, Apple Watch — better |
| Requires iOS | 10.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 16 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | RoboCore Tecnologia LTDA | Fatih ONDER |
Customer experience
BlackBLE
Digi Voices
In-app purchases
BlackBLE
No in-app purchases
Digi Voices
No in-app purchases









