Comparison

ERC Unlocker vs ERC Decoder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ERC Unlocker

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.

Highlights
  • Fast ERC code calculation
  • Supports wide range of audio units
  • Simple instructions
  • Convenient and quick access
  • Customer support
Features
Read full description

What is an ERC Calculator? ERC Calculator is a utility app designed to help users calculate ERC codes for supported car audio and navigation systems. In some vehicles, especially imported models, the multimedia system may require an ERC code after a battery replacement or power interruption. This app provides a simple way to calculate the required code. Key Features • Fast and accurate ERC code calculation • Supports a wide range of compatible audio & navigation units • Simple and easy-to-follow instructions • Designed for convenience and quick access • Customer support available How It Works Turn on your car audio or navigation system Access the service screen to find your 16-digit serial number Enter the serial number into the app The app calculates the corresponding ERC code Enter the code into your audio unit to continue normal functionality Supported Audio Units Following is a list of units which can be unlocked by ERC code supplied by this app. etc where applicable This app is compatible with the following multimedia models: NSZT-W68T, NSZT-Y68T, NSZT-W69T, NSZN-Z68T , and NSCN-W68. NDDN-W57,ND3T,ND3T-W57,NDDN-W57,NDDN-W58,NDDN-W58-W57,NH3N-W58,NH3T-W57,NHBA-W62G,NHDA,NHDA-W61G,NHDT,NHDT-W57,NHDT-W58,NHDT-W58G,NHDT-W58-W59-W58G,NHDT-W59,NHDT-W59G,NHDT-W60G,NHZD-W62G,NHZN,NHZN-,NHZN-W57,NHZN-W57-W58,NHZN-W58,NHZN-W59C,NHZN-W59G,NHZN-W60G,NHZN-W61,NHZN-W61G,NHZT-W58,NHZT-W58G,NSCN-W59C,NSCN-W60,NSCP-W61,NSCP-W62,NSCT-W61,NSDD-W61,NSDN-W59,NSDN-W60,NSDT-W59,NSZT-W60,NSZT-W61G,NSZT-W62G,W60G,W60G-NHDT. Important Information • This app is intended for use with compatible devices only • Results depend on correct serial number input • This app is not affiliated with or endorsed by any vehicle manufacturer • Please ensure you have proper authorization to access your audio Why Choose ERC Calculator™? ERC Calculator provides a reliable and user-friendly way to calculate ERC codes and restore access to essential multimedia features after power interruptions.

About

ERC Decoder

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.

Highlights
  • Instant unlock code generation
  • Works with ERC-encoded radios
  • Simple, clean interface
  • Supports multiple languages
  • Copy or share unlock code
Features
Read full description

ERC Decoder is the fastest and easiest way to unlock your vehicle radio. If your car radio is locked and displaying an ERC code, this app will generate the unlock code you need — instantly. HOW IT WORKS 1. Find the 16-digit ERC serial number on your radio label 2. Enter the serial number into the app 3. Get your radio unlock code in seconds No need to visit the dealer. No waiting. No expensive service fees. Just enter your serial number and unlock your radio right from your phone. KEY FEATURES • Instant unlock code generation • Works with ERC-encoded vehicle radios • Simple, clean interface — no technical knowledge required • Supports multiple languages: English, French, German, Spanish, Portuguese, Italian, Arabic, Chinese, Japanese, and Korean • Copy or share your unlock code with one tap WHEN DO YOU NEED THIS? After a battery replacement or disconnection, many vehicle radios lock and display an ERC code. Dealerships often charge significant fees to unlock them. ERC Decoder lets you do it yourself in seconds. Download now and get your car radio working again. Keywords (100 characters max, comma-separated): ERC,radio unlock,car radio code,unlock code,vehicle radio,serial number,decoder,auto radio,car code

Screenshots

ERC Unlocker4 screens
ERC Decoder4 screens

Verdict

The call

The clearest difference is review sentiment: ERC Unlocker at 57% against ERC Decoder's 0%. ERC Unlocker also leads on rating (2.3 vs 1.0) and ads (none vs shown). ERC Decoder's advantage is update cadence (every 6 days vs every 6 weeks). On price, in-app purchases, monetization model and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ERC Unlocker sells 2 one-off in-app purchases and ERC Decoder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ERC Unlocker holds the better App Store score, 2.3 against 1.0. That said, the two scores are not equally well evidenced: ERC Unlocker has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 57% of ERC Unlocker's written reviews are positive against 0% of ERC Decoder's.

UpkeepUpdate frequency

ERC Unlocker ships an update every 6 weeks, ERC Decoder every 6 days. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

Scorecard5 real differences · 5 level
ERC Unlocker versus ERC Decoder: the parameters behind the verdict, then further details
ParameterERC UnlockerERC Decoder
PriceFreeFree
Rating2.3 (8 ratings) — better1.0 (1 ratings)
Positive reviews57.0% of reviews — better0.0% of reviews
Number of ratings8 — better1
Update frequencyEvery 6 weeksEvery 6 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size8 MB30 MB
Age rating4+4+
DeveloperZeeshan AhmadWaleed Amjad Bashir

Customer experience

ERC Unlocker

All ratings8 ratings
Positive25.0%
Neutral12.5%
Negative62.5%
Written reviews86 reviews
Positive57.0%
Neutral7.0%
Negative36.0%

ERC Decoder

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

ERC Unlocker

One-time2
  • Get 1 ERC Code$9.99
  • Get 1 68 Series ERC Code$19.99
1 purchases

ERC Decoder

One-time1
  • ERC Unlock Code$3.99

Questions

Is ERC Unlocker free?
ERC Unlocker is free to download, with in-app purchases available.
Is ERC Decoder free?
ERC Decoder is free to download, with in-app purchases available.
Which has better reviews, ERC Unlocker or ERC Decoder?
ERC Unlocker is rated higher. ERC Unlocker averages 2.3 out of 5 from 8 ratings, while ERC Decoder averages 1.0 from 1 ratings.
Do ERC Unlocker or ERC Decoder have ads?
ERC Decoder shows ads; ERC Unlocker does not.
Which is updated more often, ERC Unlocker or ERC Decoder?
ERC Unlocker ships an update every 6 weeks, and ERC Decoder every 6 days. Most recently, ERC Unlocker was updated on September 21, 2026 and ERC Decoder on September 11, 2026.

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