Best Dfu Apps

58+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated July 2026

With an average user rating of 4.0★, the dfu category is one of the App Store's strongest. Browse all 58+ apps we track, sorted so the most loved ones surface first.

Compare top Dfu Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1nRF Device Firmware UpdatenRF Device Firmware UpdateFree2.7★ (9)NoNoAug 2026
2nRF Connect for MobilenRF Connect for MobileFree4.5★ (455)NoNoSep 2026
3DFU PlusDFU PlusFreeNoNoAug 2026
4nRF Connect Device ManagernRF Connect Device ManagerFree5.0★ (2)NoNoAug 2026
5TT02 DFU ToolTT02 DFU ToolFreeNoNoMay 2026
6Tracker DFUTracker DFUFreeNoNoMay 2026
7ClickDFUClickDFUFreeNoNoMay 2026
8Holyiot-DFUHolyiot-DFUFreeNoNoMay 2026

Top Picks for Dfu

nRF Connect for Mobile#2

nRF Connect for Mobile by Nordic Semiconductor ASA

The #1 Bluetooth LE utility
Strong Contender
🔧 Utilities
4.5😊(455 ratings)
Free
nRF Connect for Mobile screenshot 1
nRF Connect for Mobile screenshot 2
nRF Connect for Mobile screenshot 3
nRF Connect for Mobile screenshot 4
nRF Connect for Mobile screenshot 5
nRF Connect for Mobile screenshot 6

This app is a versatile tool for scanning, exploring, and communicating with Bluetooth Low Energy devices. It also enables your device to act as a peripheral and supports firmware updates for compatible devices.

What We Love

  • 🚀 Great product
  • 🚀 Very handy
  • 🚀 Amazing functionality
  • 🚀 Love the technology
  • 🚀 Versatile program
  • 🚀 Best sniffer on the App Store
  • 🚀 Brilliant
  • 🚀 Best BLE analyzer by far
  • 🚀 Awesome for Bluetooth information
  • 🚀 Amazing!
  • 🚀 Good stuff
  • 🚀 Top notch!
  • 🚀 Incredible Tool
  • 🚀 Good for ble dev for apple products
  • 🚀 Nifty, user-friendly
  • 🚀 Awesome app
  • 🚀 Very useful
  • 🚀 Shockingly good mobile app
  • 🚀 Embedded Development Tooling
  • 🚀 Fabulous tool, great devs.

Room to Improve

  • 🐛 Doesn't seem to work on iOS 17
  • 🐛 Can't really disconnect from peripherals
  • 🐛 New update freezes on launch screen DON'T UPDATE!
  • 🐛 Legacy DFU not working
  • 🐛 Hitting terrible bug
  • 🐛 Broken
  • 🐛 The RSSI filter doesn't seem to work
  • 🐛 Won't find my OBDLink MX+
  • 🐛 Broken
  • 🐛 Data is reading too slowly!
  • 🐛 Useful but slow
  • 🐛 Don't download update if you need device logging

More Dfu apps to explore

FAQ about Dfu

What are the best dfu apps for iPhone?
nRF Device Firmware Update tops our dfu apps ranking as of July 2026, with a 2.7-star average from 9 App Store ratings, and it's free to download.
Yes — 19 of the top dfu apps we rank are free to download, including nRF Device Firmware Update and nRF Connect for Mobile.
nRF Device Firmware Update has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 58+ dfu apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
nRF Device Firmware Update allows for Over-The-Air Device Firmware Upgrade (OTA-DFU) for nRF5 devices using Bluetooth LE. This enables wireless updating of device firmware without needing a physical connection.
The application requires the firmware to be in a .zip file format. This .zip file must be prepared using the 'nrf util' tool, which is available on GitHub.

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