Comparison

Calculator vs QR Code Reader & Barcode Maker

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

Head to head
About

Calculator

Features
Read full description

SuperCalc – All-in-One Calculator A lightweight and professional all-in-one calculator. In addition to powerful calculation features, it provides real-time currency conversion, Chinese uppercase currency conversion, unit conversion, number base conversion, network speed testing, device information, and more. It meets a wide range of calculation and information needs for study, work, and everyday life. 【Calculator Features】 Supports basic calculations, calculation history, result copying, notes and labels, multi-selection, and personalized settings such as theme colors, sounds, haptics, and decimal places, making calculations faster and more efficient. 【New Practical Tools】 1. Real-Time Currency Conversion Quickly convert between multiple currencies with up-to-date exchange rate information. Useful for travel, shopping, cross-border purchases, and everyday currency conversion. 2. Chinese Uppercase Currency Conversion Convert numerical amounts into Chinese uppercase currency notation with one tap, ideal for financial documents, office records, contracts, and receipts. 3. Unit Conversion Convert common units of length, weight, area, volume, temperature, speed, time, and more with ease. 4. Number Base Conversion Convert between binary, octal, decimal, and hexadecimal formats for learning, programming, and engineering calculations. 5. BMI Calculator Quickly calculate BMI based on height and weight for reference of basic body measurements. 6. Date Calculator Calculate date intervals and add or subtract days from a date to help plan schedules and calculate periods. 7. Kinship Calculator Quickly find the appropriate kinship term based on family relationships and solve complicated kinship naming questions. 8. Sound Level Meter Use your device microphone to measure environmental sound levels in real time and understand the surrounding noise level. 9. Altitude Measurement Use device location information to view the current altitude, useful for outdoor activities and travel. 10. Network Speed Test Quickly test your current network speed and display maximum, average, and minimum speeds to help you understand your network performance. 11. Device Information Quickly view device model, system version, and other device information to better understand your current device. With a clean and intuitive interface and no ads, calculations, conversions, measurements, and everyday tools are made simpler and more efficient. Privacy Policy: https://d1m4qb0x7m5.feishu.cn/docx/VZ6LdCuiHopx4hxHo0PcBpIKnng Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact Us: You can contact us through the email option available in the app.

About

QR Code Reader & Barcode Maker

Easily scan and generate QR codes and barcodes for various purposes. Features include batch scanning for inventory, creating codes for links, text, social media, and events, with all records saved for quick access.

Highlights
  • Millisecond-level QR and barcode recognition
  • Batch continuous scanning for inventory
  • Generate QR codes for URLs, text, social, and events
  • Supports barcode generation
  • Automatic saving of scan and generation history
  • Select photos from album for recognition
Features
Read full description

All-in-One Scan & Generator – Scanning, Creating, Batch Processing, All in One  Main Features  Scan & Recognize Scan QR codes and barcodes with millisecond-level recognition Support selecting photos from album to recognize QR codes or barcodes Automatically identify common code types such as QR Code, Code 128, EAN-13, UPC, etc.  Batch Continuous Scan Scan multiple codes continuously without repeated operations Suitable for warehouse inventory, product entry, library management, etc. Batch results can be exported with one tap  QR Code & Barcode Generator URL: Generate link QR code Text: Convert plain text to QR code Social: Social information such as WhatsApp Phone: Quickly save a dialable number Email: Preset recipient, subject, and body Event: Generate calendar event QR code Also supports barcode generation  History Records Automatically save all scan and generation records View, search, and reuse at any time Support deletion and cleanup  Use Cases Warehouse & Retail: Batch scan product barcodes for rapid inventory Personal Daily: Scan Wi-Fi codes, link codes Workplace Collaboration: Generate QR codes for meeting events, emails, business cards Social Sharing: Generate personal social QR codes  Subscription Info 3-day free trial, automatically renews after the trial ends Weekly: $3.99,Monthly:$7.99, Yearly: $29.99 Payment will be charged to your Apple ID account upon confirmation of purchase If you do not cancel your subscription before the trial period ends, it will automatically renew To cancel your subscription, please turn off auto-renewal at least 24 hours before the current subscription period ends  Privacy Policy: https://share.note.youdao.com/s/HmSz3cxx Terms of Use: https://share.note.youdao.com/s/LBmJ25tz

Screenshots

Calculator4 screens
QR Code Reader & Barcode Maker4 screens

Verdict

The call

The clearest difference is update cadence: QR Code Reader & Barcode Maker at every 10 days against Calculator's every 3 weeks. QR Code Reader & Barcode Maker also leads on iOS requirement (15.6 vs 18.0). 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. Calculator sells 4 in-app purchases, starting at $0.99 per 7 days and QR Code Reader & Barcode Maker sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Calculator ships an update every 3 weeks, QR Code Reader & Barcode Maker every 10 days. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.

Scorecard2 real differences · 8 level
Calculator versus QR Code Reader & Barcode Maker: the parameters behind the verdict, then further details
ParameterCalculatorQR Code Reader & Barcode Maker
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.6 — better
Further details — not scored
Size8 MB43 MB
Age rating4+4+
Developer卫军 赵奇科 李

In-app purchases

4 purchases

Calculator

Subscriptions3
  • 超算-周VIP订阅服务3 Days trial$0.997 Days
  • 超算-月VIP订阅服务3 Days trial$3.991 Month
  • 超算-年VIP订阅服务3 Days trial$14.991 Year
One-time1
  • 超算-永久VIP服务$17.99
3 purchases

QR Code Reader & Barcode Maker

Subscriptions3
  • Vip for a week3 Days trial$3.997 Days
  • Vip January3 Days trial$7.991 Month
  • Vip for one year3 Days trial$29.991 Year

Questions

Is Calculator free?
Calculator is free to download, with in-app purchases available.
Is QR Code Reader & Barcode Maker free?
QR Code Reader & Barcode Maker is free to download, with in-app purchases available.
Do Calculator or QR Code Reader & Barcode Maker have ads?
Neither Calculator nor QR Code Reader & Barcode Maker shows ads.
Which is updated more often, Calculator or QR Code Reader & Barcode Maker?
Calculator ships an update every 3 weeks, and QR Code Reader & Barcode Maker every 10 days. Most recently, Calculator was updated on September 14, 2026 and QR Code Reader & Barcode Maker on September 19, 2026.

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