Best Unlocker Apps

250+ iOS apps curated and reviewed

3.4 avg rating

19 free apps

Updated September 2026

Out of 250+ unlocker apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Unlocker Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Unlock-r	Free	4.0★ (3.4K)	Yes	Yes	Sep 2026
2	GTJAFX Unlocker	Free	—	No	No	May 2026
3	ERC Decoder - Unlocker Code	Free	1.0★ (1)	Yes	Yes	Jul 2026
4	EIEHK Unlocker	Free	—	No	No	May 2026
5	STUNLOCKER	Free was $0.99	4.0★ (24)	No	No	May 2026
6	ESN Car Audio/Navi Unlocker	Free	1.0★ (1)	No	No	May 2026
7	PDF Unlocker Pro	Free	—	No	No	May 2026
8	ERC Unlocker - ERC Calculator	Free	2.3★ (8)	No	Yes	Sep 2026

Top Picks for Unlocker

Unlock-r by RoadPass Trading LTD

Secure & Simple Access Codes

Editor's Choice

🔧 Utilities

4.0😞(3.4K ratings)

FreeAdsIn-App Purchases

Generate secure access codes for your online accounts with this intuitive app. It offers a fast, seamless, and reliable way to protect your personal information and manage account security with ease. Stay in control of your online security.

What We Love

🚀 Fast and efficient
👍 Helpful for unlocking keys
✨ Convenient and easy to use

Room to Improve

💰 Paywall and subscription model
🐛 Ads and bugs
🤔 Unclear how the app works

GTJAFX Unlocker by Guotai Junan International Holdings Limited

Strong Contender

💼 Business

0.0(0 ratings)

Free

ERC Decoder - Unlocker Code by Waleed Amjad Bashir

Radio Unlock Code Generator

Worth Considering

🔧 Utilities

1.0(1 ratings)

FreeAdsIn-App Purchases

ERC Decoder - Unlocker Code screenshot 1

ERC Decoder - Unlocker Code screenshot 2

ERC Decoder - Unlocker Code screenshot 3

ERC Decoder - Unlocker Code screenshot 4

ERC Decoder - Unlocker Code screenshot 5

Instantly generate unlock codes for vehicle radios displaying an ERC code. Simply enter your radio's serial number to get the necessary code without visiting a dealer or paying service fees.

More Unlocker apps to explore

EIEHK Unlocker

by Emperor Financial Services Group Limited

This application connects to Shimano E-Bike motors via Bluetooth to provide detailed information and allow customization of various settings. Users can monitor battery health, adjust assist levels, change gearing configurations, and manage light settings for a personalized riding experience.

Connect via Bluetooth to Shimano E-Bike motorsView E-bike information (distance, battery health)Change assist settings

⚽ Sports

(24)

free

ESN Car Audio/Navi Unlocker

Unlock Japanese Car DVD/NAVI

Free

This utility generates a 6-digit unlock PIN for car multimedia devices when the battery is disconnected. It requires a specific ESN serial number found through button combinations on the device.

Generates 6-digit unlock PINsUnlocks car multimedia featuresRequires ESN serial number

PDF Unlocker and Locker Tool

Free

🔧 Utilities

(0)

ERC Unlocker - ERC Calculator

by Zeeshan Ahmad

Free

This utility app calculates ERC codes required for certain car audio and navigation systems after power interruptions. It offers a simple process to regain access to multimedia features by entering your device's serial number.

Fast ERC code calculationSupports wide range of audio unitsSimple instructions

🔧 Utilities

(8)

free with in-app purchases

AutoWatch - Shield Unlocker

Omni PDF Unlocker - Password

Remove PDF password easily

Free

Easily remove password protection and restrictions from PDF files with a single click. This utility also allows you to encrypt PDFs with a password to prevent unauthorized viewing or editing. It supports batch processing and operates fully offline for enhanced security.

Remove PDF password protectionSet passwords to restrict usageEncrypt PDFs for viewing protection

🔧 Utilities

(5)

free with in-app purchases

ERC Car Audio/ NAVI Unlocker

Unlock Japanese Car DVD/NAVI

Free

This utility app decodes ERC serial numbers to generate unlock codes for Japanese car audio and navigation systems. It helps restore full functionality to units locked after battery disconnection or repairs.

Generates ERC unlock codesRestores car audio/navi functionsSupports numerous Japanese car models

🔧 Utilities

(0)

free

Renault Radio Unlocker

Unlock your Renault Radio

$0.99

This utility app generates the security code needed to reactivate your Renault car radio after a power loss. Simply remove the radio, find its serial number, and enter it into the app to receive your unlock code.

Generates car radio security codesSupports Renault radiosWorks with Phillips radios

Bluetooth lock User App

Control and manage your door lock directly from your smartphone. Open doors remotely, review access logs, and ensure accurate time calibration for your lock.

Open doors remotelyCheck opening recordsCalibrate lock time

by MKS DISTRIBUIDORA EIRELI

Free

Control and configure your smart lock using Bluetooth. Enjoy keyless convenience and manage access remotely.

Keyless convenienceSmart lock configurationBluetooth access

Manage and operate your smart door lock from the cloud. Features include one-key unlocking, sharing access via QR codes, and automatic unlocking. View lock status and access unlock history.

Add and manage door locksOne-key unlockingQR code sharing for access

🔧 Utilities

(0)

free

Raixer: WiFi Smart Lock

Open doors remotely

Free

Transform your existing lock into a smart lock with a Raixer device. Manage access remotely via Wi-Fi, allowing guests to open doors automatically, via missed call, or through the app. Ideal for automating check-ins without replacing your current lock.

Remote door openingAutomatic opening via doorbellMissed call unlocking

by Tretipi Software GmbH

Free

Manage access to your locks digitally with features like NFC, PIN, fingerprint, and Bluetooth. Control permissions, view activity logs in real-time, and share access remotely. This app simplifies key management for various lock types.

Multiple access methods (NFC, PIN, Fingerprint, BLE)User permission managementReal-time activity logs

Practice Lock | Combination

Locker Combination Practice

Free

$0.99 | 100% OFF

Master rotary combination locks with a realistic digital simulation. Practice opening lockers and safes with customizable configurations, a timer challenge, and guided assistance. Learn at your own pace or race against the clock.

Realistic digital rotary lock simulationTimer challenge for speed practiceGuided assistance and hints

📚 Education

(3.4K)

free with in-app purchases

FAQ about Unlocker

What are the best unlocker apps for iPhone?

Unlock-r tops our unlocker apps ranking as of September 2026, with a 4.0-star average from 3.4K App Store ratings, and it's free to download.

Are there free unlocker apps for iPhone?

Yes — 19 of the top unlocker apps we rank are free to download, including Unlock-r and GTJAFX Unlocker.

Does Unlock-r have ads or in-app purchases?

Unlock-r shows ads and offers in-app purchases, according to its App Store listing as of September 2026.

How many unlocker apps are on the App Store?

We track 250+ unlocker apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

What does Unlock-r do?

Unlock-r is designed to generate secure access codes for your online accounts. It provides a fast, seamless, and reliable method to protect your personal information and manage your account security, making it easier to stay in control of your digital presence.

What are the key features of Unlock-r?

Key features include the ability to generate secure access codes, an intuitive design for straightforward management, and a privacy-focused approach with no third-party access to your data. A subscription offers unlimited access to these secure codes.

Best Unlocker Apps

Compare top Unlocker Apps (September 2026)

Top Picks for Unlocker

What We LoveHighlights summarized from real App Store user reviews

Room to ImproveCommon complaints summarized from real App Store user reviews

More Unlocker apps to explore

FAQ about Unlocker

Related searches

What We Love

Room to Improve