BLE Update vs BLE Diagnostic Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BLE Update
This utility app enables convenient over-the-air firmware updates for Bluetooth Low Energy devices. It is specifically designed for devices utilizing the Arendi BLE-Platform, allowing seamless updates directly from your mail application.
- Over-the-air firmware updates
- Bluetooth Low Energy device support
- Arendi BLE-Platform integration
- Convenient updates from mail app
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Keep your Bluetooth Low Energy devices running the latest firmware — quickly, securely, and without ever plugging in a cable. Ble Update is the firmware update companion for devices built on the Arendi BLE‑Platform. It scans for nearby BLE devices, connects, and pushes new firmware directly over the air — no PC, no cables, no workshop visit required. Built for the field, not just the lab: Nordic DFU support — the proven standard for firmware updates on Nordic Semiconductor‑based BLE devices SMP (Simple Management Protocol) support — for the latest generation of connected devices, including those built on Zephyr and MCUboot Guided, step‑by‑step update flow — connect, select the firmware file, and update in a few taps Reliable over‑the‑air delivery — built to handle real‑world BLE conditions out in the field Works straight from your phone or tablet — take firmware updates wherever your devices are Whether you're a technician updating a single device on‑site or managing a whole fleet of connected products, Ble Update gives you a fast, dependable way to keep firmware current — right from your pocket. Part of the Arendi BLE‑Platform ecosystem.
BLE Diagnostic Tool
Connect to devices via Bluetooth to retrieve and display diagnostic data. Analyze information obtained through the protocol to troubleshoot and understand device status.
- Bluetooth connectivity
- Data retrieval
- Protocol analysis
- Device diagnostics
- Data display
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Use Bluetooth to connect to the device, obtain relevant data through the protocol, and diagnose the device through the display of data.
Screenshots
Verdict
The clearest difference is update cadence: BLE Diagnostic Tool at every 5 weeks against BLE Update's every 23 months. On price, rating, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for BLE Update against 5.0 for BLE Diagnostic Tool. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
BLE Update ships an update every 23 months, BLE Diagnostic Tool every 5 weeks. The most recent releases landed on September 19, 2026 and August 20, 2026 respectively.
| Parameter | BLE Update | BLE Diagnostic Tool |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 23 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 124 MB | 10 MB |
| Age rating | 4+ | 17+ |
| Developer | Arendi AG | 健 常 |
Customer experience
BLE Update
BLE Diagnostic Tool
In-app purchases
BLE Update
No in-app purchases
BLE Diagnostic Tool
No in-app purchases
Questions
Is BLE Update free?
Is BLE Diagnostic Tool free?
Which has better reviews, BLE Update or BLE Diagnostic Tool?
Do BLE Update or BLE Diagnostic Tool have ads?
Which is updated more often, BLE Update or BLE Diagnostic Tool?
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