Best Sii Firmware Updater Apps

247+ iOS apps curated and reviewed

3.7 avg rating

20 free apps

Updated October 2026

Finding the right sii firmware updater apps can be overwhelming with so many options. We've analyzed 247+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Sii Firmware Updater Apps (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Firmware Updater	Free	—	No	No	May 2026
2	SLX Firmware Update	Free	3.4★ (7)	No	No	May 2026
3	Update All Apps: Phone Guide	Free	—	No	Yes	Aug 2026
4	History for iOS	Free	4.3★ (28)	No	No	Oct 2026
5	Gantom Updater	Free	—	No	No	May 2026
6	iRig BlueBoard Updater	Free	1.4★ (29)	No	No	Sep 2026
7	Fidelity Investments	Free	4.8★ (3.3M)	No	No	Oct 2026
8	nRF Device Firmware Update	Free	2.7★ (9)	No	No	Aug 2026

Top Picks for Sii Firmware Updater

#1

Firmware Updater by Audio Inventions Limited

Updater tool for the ClariMate

Editor's Choice

0.0(0 ratings)

Free

Firmware Updater screenshot 1

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Firmware Updater screenshot 3

#2

SLX Firmware Update by Swing Logic Ventures LLC

Strong Contender

3.4(7 ratings)

Free

SLX Firmware Update screenshot 1

SLX Firmware Update screenshot 2

SLX Firmware Update screenshot 3

SLX Firmware Update screenshot 4

This application simplifies firmware updates for Swing Logic Ventures SLX Brand products. It offers an intuitive interface to check for and install the latest firmware, view update history, and manage device functions. Compatible with various SLX devices, it ensures your equipment stays up-to-date.

#3

Update All Apps: Phone Guide by Utilities for Phone

Updates My Apps: You Helper

Worth Considering

0.0(0 ratings)

FreeIn-App Purchases

Update All Apps: Phone Guide screenshot 1

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Update All Apps: Phone Guide screenshot 4

More Sii Firmware Updater apps to explore

History for iOS

History for iOS

History for iOS

Resource for Apple iOS

Access comprehensive details on every iOS version ever released. Stay updated with the latest iOS news and firmware versions. Features a night mode for comfortable reading.

In-depth iOS version informationLatest iOS news and updatesCurrent firmware version display

iRig BlueBoard Updater

iRig BlueBoard Updater

iRig BlueBoard Updater

Wireless firmware updater

Wirelessly update the firmware for a Bluetooth MIDI pedalboard. Receive notifications for new updates and apply them quickly and easily through your mobile device. No computer connection is needed for the update process.

Wireless firmware updatesOver-the-air updatesAutomatic update notifications

Fidelity Investments

Fidelity Investments

Fidelity Investments

Invest, save, plan in one app.

Invest in stocks, ETFs, and cryptocurrencies with professional insights and powerful tools. Manage cash, pay bills, and automate investments. Offers 24/7 support and robust account protection.

Invest in stocks, ETFs, mutual fundsTrade cryptocurrenciesCash management and bill pay

free with in-app purchases

nRF Device Firmware Update

by Nordic Semiconductor ASA

This application enables Over-The-Air Device Firmware Upgrade (OTA-DFU) for nRF5 devices using Bluetooth LE. It supports updating firmware in .zip format, prepared with the 'nrf util' tool.

Over-The-Air Device Firmware Upgrade (OTA-DFU)Bluetooth LE connectivitySupports nRF5x Series chips

🛠️ Developer Tools

OTA Firmware Downloader

OTA Firmware Downloader

OTA Firmware Downloader

Bluetooth FW Updater

re.corderUpdate

re.corderUpdate

re.corderUpdate

Update re.corder's FIrmware

This utility app helps users update the firmware for their re.corder devices. It provides a straightforward tool for managing device software updates.

Firmware update toolDevice managementSimple interface

by Foneric Technology Co.,Ltd.

This utility tool assists users in updating the firmware for their connected devices. It provides a straightforward way to ensure your hardware is running the latest software.

Firmware updatesDevice managementSoftware updates

by Interactive Technologies, Inc. (KS)

This utility app allows users to update the firmware on Interactive Technologies Bluetooth-enabled products. It provides details on firmware changes and supports both upgrading and downgrading firmware versions.

Bluetooth device firmware updatesView firmware upgrade detailsUpgrade firmware

by 京都機械工具株式会社

MeshCore Update

MeshCore Update

MeshCore Update

MeshCore Firmware update Tool

This utility app facilitates firmware updates for compatible MeshCore repeater devices. It supports both Bluetooth DFU and Wi-Fi OTA update methods, allowing users to download firmware, manage local files, and initiate the update process.

Bluetooth DFU updatesWi-Fi OTA updatesCheck official firmware releases

Firmware Update Tool

Firmware Update Tool

Firmware Update Tool

by OKI ELECTRIC INDUSTRY COMPANY,LIMITED

This free utility allows users to update the firmware on OKI printers and multifunction printers over a network. It can detect compatible devices, check for available updates online, and initiate the download and installation process.

Update OKI printer firmwareList network-connected OKI printersCheck for available firmware updates

Flashiibo Pro Tools

Flashiibo Pro Tools

Flashiibo Pro Tools

File Manager & Firmware Update

Manage files and update firmware for your Flashiibo Pro devices. This utility app offers a streamlined file manager and a one-tap firmware update feature for convenience.

File management for Flashiibo ProOne-tap firmware updatesStreamlined user interface

Streamlines Firmware Updater

Streamlines Firmware Updater

Streamlines Firmware Updater

Updates FORMA & AEROS firmware

Updaty - Update & News

Updaty - Update & News

Updaty - Update & News

by Apptitute GmbH & Co. KG

Get step-by-step guidance for setting up, updating, and optimizing your Apple devices. Prepare your iPhone or iPad for iOS updates, learn new features, and stay informed about the latest Apple news.

Device update preparationStep-by-step update tutorialsNew feature instructions

📊 Productivity

free with in-app purchases

Webasto SW Updater

Webasto SW Updater

Webasto SW Updater

by Ampure Charging Systems Inc.

This application allows users to load firmware files onto compatible devices. It provides three main screens for identifying files, selecting nearby devices, and monitoring upload progress. Firmware files require a specific format and extension to be loaded.

Load firmware filesIdentify firmware filesSelect nearby devices

📊 Productivity

Heel Firmware Update

Heel Firmware Update

Heel Firmware Update

by Fleetwood Group, Inc.

FAQ about Sii Firmware Updater

Are there free sii firmware updater apps for iPhone?

Yes — 20 of the top sii firmware updater apps we rank are free to download, including Firmware Updater and SLX Firmware Update.

Does Firmware Updater have ads or in-app purchases?

Firmware Updater has no ads and has no in-app purchases, according to its App Store listing as of October 2026.

How many sii firmware updater apps are on the App Store?

We track 247+ sii firmware updater apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.