BLE Terminal vs BlueIODevin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BLE Terminal
Connect, scan, and communicate with Bluetooth Low Energy devices. Discover nearby devices, view their properties, and interact using read, write, and notify functions. Supports pre-filled and hex commands for efficient interaction.
- Scan for nearby BLE devices
- View device properties and descriptions
- Connect to devices
- Read, write, and notify BLE characteristics
- Pre-filled command lists
- Hex and ASCII command support
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BLE Terminal is a scanner and communicator between your iPhone, iPad or Mac and any Bluetooth Low Energy device. You can find all the devices nearby, see their properties and description, signal strength, all services and characteristics. It is also possible to connect to any device, watch detailed information and communicate with it using read, write and notify properties. For convenience, pre-filled commands are provided, the list of which can be expanded and edited. We also added support for Hex commands with a convenient keyboard. You can always switch between Hex and ASCII modes.
BlueIODevin
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The BlueIODevin is an iOS app that works with the BlueIO832Mini board which acts as a device interface. The BlueIODevin app pairs with a BlueIO832Mini board (via Bluetooth), which connects to an I2C (or SPI) device. After pairing, the BlueIODevin app allows mobile users to read/write data from/to the remote I2C (or SPI) device in a specific address (in hex value). The BlueIODevin app and BlueIO832Mini board are the products of I-SYST Inc.
Screenshots
Verdict
The clearest difference is price: BlueIODevin at Free against BLE Terminal's $9.99. BLE Terminal's advantage is update cadence (every 2 weeks vs every 28 months) and device support (4 vs 2). On ads, in-app purchases and iOS requirement 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
BlueIODevin is free to download; BLE Terminal costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
BLE Terminal ships an update every 2 weeks, BlueIODevin every 28 months. The most recent releases landed on October 12, 2026 and September 24, 2026 respectively.
| Parameter | BLE Terminal | BlueIODevin |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 55.6% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 weeks — better | Every 28 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.2 |
| Further details — not scored | ||
| Size | 13 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | LANARS LLC | i-SYST |
In-app purchases
BLE Terminal
No in-app purchases
BlueIODevin
No in-app purchases
Questions
Is BLE Terminal free?
Is BlueIODevin free?
Do BLE Terminal or BlueIODevin have ads?
Which is updated more often, BLE Terminal or BlueIODevin?
Other comparisons
