Comparison

Quick Domain Check LITE vs ERC Unlocker

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

Head to head
About

Quick Domain Check LITE

Instantly check the availability of internet domain names across numerous top-level and country-code domains. This tool allows you to search for your desired domain name and see its status across thousands of options simultaneously. An internet connection is required for searches.

Highlights
  • Check domain availability
  • Simultaneous multi-domain checks
  • Supports country-code domains
  • Supports special domains
  • Thousands of domain options
Features
Read full description

Choose a internet domain name and check every important top-level domain at once. With Quick Domain Check you can check the availability of domain-names fast and easy. Just enter a name and QDC checks every important top-level (like .com or .net) and country-code (like .us, .ca or .de) top-level domain simultaneously. Features: - check the availability of a domain name - check multiple important domains (like .com, .net, .org) simultaneously for a given name - check country level domains as well (like .de, .fr, .cn, .br ) - check also for special domains like .tv or .mobi - select from thousands of available domains (countries, vanity, etc....) Important: To check domain name availability an internet connection is required.

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.

Screenshots

Quick Domain Check LITE3 screens
ERC Unlocker4 screens

Verdict

The call

The clearest difference is rating: Quick Domain Check LITE at 3.0 against ERC Unlocker's 2.3. Quick Domain Check LITE also leads on iOS requirement (9.0 vs 15.6). ERC Unlocker's advantage is review sentiment (56% vs 28%) and update cadence (every 6 weeks vs every 4 months). On price, ads, in-app purchases and monetization model 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. Quick Domain Check LITE sells 2 one-off in-app purchases and ERC Unlocker sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Quick Domain Check LITE holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews complicate that: 28% of Quick Domain Check LITE's written reviews are positive against 56% of ERC Unlocker's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Quick Domain Check LITE ships an update every 4 months, ERC Unlocker every 6 weeks. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

Scorecard5 real differences · 5 level
Quick Domain Check LITE versus ERC Unlocker: the parameters behind the verdict, then further details
ParameterQuick Domain Check LITEERC Unlocker
PriceFreeFree
Rating3.0 (2 ratings) — better2.3 (8 ratings)
Positive reviews27.8% of reviews56.3% of reviews — better
Number of ratings28 — better
Update frequencyEvery 4 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better15.6
Further details — not scored
Size6 MB8 MB
Age rating17+4+
DeveloperSebastian SchenkZeeshan Ahmad

Customer experience

Quick Domain Check LITE

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews18 reviews
Positive27.8%
Neutral0.0%
Negative72.2%

ERC Unlocker

All ratings8 ratings
Positive25.0%
Neutral12.5%
Negative62.5%
Written reviews87 reviews
Positive56.3%
Neutral6.9%
Negative36.8%

In-app purchases

2 purchases

Quick Domain Check LITE

One-time2
  • No ads$1.99
  • Extended search$1.99
2 purchases

ERC Unlocker

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

Questions

Is Quick Domain Check LITE free?
Quick Domain Check LITE is free to download, with in-app purchases available.
Is ERC Unlocker free?
ERC Unlocker is free to download, with in-app purchases available.
Which has better reviews, Quick Domain Check LITE or ERC Unlocker?
Quick Domain Check LITE is rated higher. Quick Domain Check LITE averages 3.0 out of 5 from 2 ratings, while ERC Unlocker averages 2.3 from 8 ratings.
Do Quick Domain Check LITE or ERC Unlocker have ads?
Neither Quick Domain Check LITE nor ERC Unlocker shows ads.
Which is updated more often, Quick Domain Check LITE or ERC Unlocker?
Quick Domain Check LITE ships an update every 4 months, and ERC Unlocker every 6 weeks. Most recently, Quick Domain Check LITE was updated on October 23, 2026 and ERC Unlocker on October 29, 2026.

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