Comparison

QRefine vs Japan

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

Head to head
About

QRefine

This utility app allows users to read, generate, and manage both binary and text QR codes with high precision. It supports various QR code formats, including game-specific and enterprise-use types, and offers features for organizing, backing up, and editing code parameters.

Highlights
  • Read QR codes from camera or image
  • Generate custom text and binary QR codes
  • High-fidelity regeneration of QR codes
  • Manage and organize saved QR codes
  • Backup and restore QR code lists
  • Edit QR code parameters (error correction, mask pattern)
Features
Read full description

QRefine is a QR code scanner, generator and manager built for people who need QR codes handled accurately, not just quickly. It reads and creates both text and binary QR codes, and it reproduces a scanned code faithfully instead of re-encoding it into something that merely looks similar. WHY QRefine IS DIFFERENT Most QR apps stop at "it scanned". QRefine also tells you how the code was built, and lets you rebuild it the same way. - Read the detailed parameters of a code: error correction level, mask pattern and QR version - Generate a new code with those exact parameters, so the result matches the original pattern - Full binary support, shown and edited as hex, for game codes and enterprise data payloads - Regenerate a blurry, low-resolution or photographed code into a clean, scannable image If your camera recognizes a code but shows nothing, or another app turns it into garbled text, the code is not broken. QRefine gets the data out: the raw bytes are shown as hex, and the text can be read as the code specifies (ECI or Kanji mode) or in the encoding you choose (UTF-8 / Shift_JIS / ISO-8859-1). SCAN AND CREATE - Scan with the camera, or import an image from your photo library - Detect a code embedded inside a screenshot or a saved picture - Re-read scanned text in a different encoding, or as the code specifies - Type text manually to create a QR code - Enter binary data as hex to create a code no ordinary generator can produce - Create a QR code from a file, with its content embedded as binary data (Pro, or free by watching an ad) - Save the result as a PNG image, or export the raw binary as a file - Share the image or the binary data with other apps and devices ORGANIZE YOUR LIBRARY A scan history is fine until you have fifty codes in it. QRefine treats what you save as a library, not a log. - Give every code a name so you can recognize it later - Add a memo to record what it is for - Organize your codes into folders (Pro) - Search by name or memo - Sort and reorder the list - Delete what you no longer need - Back up the whole library to a file and restore it on a new device WHO IT IS FOR - Developers and QA engineers who need to test specific payloads and parameters - Business users who handle enterprise QR codes carrying binary data - Anyone who receives game codes as images and needs a clean, scannable version - Anyone who collects Wi-Fi, ticket, payment or contact codes and wants them in one searchable place QREFINE PRO QRefine remains free: everything the app could do before is still free. QRefine Pro is an optional plan for those who want more. - No ads - Use folders and file-based QR creation without watching ads - Choose a monthly or yearly subscription, or a one-time lifetime purchase ALSO INCLUDED - Dark mode support - A simple, uncluttered interface - Works on iPhone and iPad Scanning, creating, organizing and reusing QR codes, all in one app. If you have ever wished a QR app would tell you what is actually inside the code, this is that app. Terms of Use: https://qrefine.app/terms/ QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and in other countries.

About

Japan

Easily convert between Japanese and US units for length, weight, speed, volume, temperature, area, currency, and time zones. This tool is useful for travel, daily life, work, and study, offering a wide range of conversion categories.

Highlights
  • Length conversion
  • Weight conversion
  • Speed conversion
  • Volume conversion
  • Temperature conversion
  • Area conversion
  • Currency conversion
  • Timezone conversion
Features
Read full description

This is a handy tool for easy and convenient everyday unit conversions. It is equipped with features useful in various situations, from travel and daily life to work and study. With this app, you can convert units in the following categories: 1. Length (millimeters, centimeters, meters, kilometers ↔ inches, feet, yards, miles) 2. Weight (milligrams, grams, kilograms, tons ↔ ounces, pounds, stones, short tons) 3. Speed (meters/second, kilometers/hour ↔ feet/second, miles/hour) 4. Volume (cubic millimeters, cubic centimeters, cubic meters, liters ↔ cubic inches, cubic feet, fluid ounces, gallons) 5. Temperature (Celsius ↔ Fahrenheit) 6. Area (square millimeters, square centimeters, square meters, hectares ↔ square inches, square feet, acres) 7. Currency (dollars ↔ yen, using the latest exchange rate) 8. Timezone (Japan Standard Time ↔ Eastern Standard Time, Central Standard Time, Mountain Standard Time, Pacific Standard Time, Alaska Standard Time, Hawaii Standard Time) [Premium Version] - No ads within the app - Unlimited number of favorite registrations Terms of Use: https://kn-factory.hatenablog.com/entry/2023/06/25/124505 Privacy Policy: https://kn-factory.hatenablog.com/entry/2023/06/25/124429

Screenshots

QRefine4 screens
Japan3 screens

Verdict

The call

The clearest difference is rating: Japan at 4.8 against QRefine's 4.3. Japan also leads on update cadence (weekly vs every 8 months) and ratings volume (16 vs 3). QRefine's advantage is monetization model (ad-supported vs free with in-app purchases). On price, ads, in-app purchases 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. QRefine sells 3 in-app purchases, starting at $1.99 per month and Japan 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

Japan holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Japan has 16 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

QRefine ships an update every 8 months, Japan weekly. The most recent releases landed on September 19, 2026 and July 18, 2026 respectively.

Scorecard4 real differences · 6 level
QRefine versus Japan: the parameters behind the verdict, then further details
ParameterQRefineJapan
PriceFreeFree
Rating4.3 (3 ratings)4.8 (16 ratings) — better
Positive reviews60.0% of reviews—
Number of ratings316 — better
Update frequencyEvery 8 monthsWeekly — better
AdsYesYes
In-app purchasesYesYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better16.2
Further details — not scored
Size38 MB18 MB
Age rating4+4+
DeveloperT TECH, LIMITED LIABILITY CO.Koya Nambo

Customer experience

QRefine

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Japan

All ratings16 ratings
Positive93.8%
Neutral6.3%
Negative0.0%

In-app purchases

3 purchases

QRefine

Subscriptions2
  • QRefine Pro Monthly$1.991 Month
  • QRefine Pro Yearly$9.991 Year
One-time1
  • QRefine Pro Lifetime$19.99
1 purchases

Japan

One-time1
  • Premium$3.99

Questions

Is QRefine free?
QRefine is free to download, with in-app purchases available.
Is Japan free?
Japan is free to download, with in-app purchases available.
Which has better reviews, QRefine or Japan?
Japan is rated higher. QRefine averages 4.3 out of 5 from 3 ratings, while Japan averages 4.8 from 16 ratings.
Do QRefine or Japan have ads?
Both QRefine and Japan show ads.
Which is updated more often, QRefine or Japan?
QRefine ships an update every 8 months, and Japan weekly. Most recently, QRefine was updated on September 19, 2026 and Japan on July 18, 2026.

Other comparisons