Comparison

Calculator vs Qr code Scanner

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 Scanner

Features
Read full description

In the information age, QR codes are a very convenient and effective tool. Whether in life, work, or entertainment, it can be seen everywhere. QR codes use a unique information encoding method to transform complex data into simple graphics, achieving rapid transmission of information. We provide the following features: 1. Scan the QR code to obtain QR code information and generate records for easy viewing. 2. Various QR code specific templates are available for you to choose from. 3. Customize the QR code style, add icons to the QR code, change the color of the QR code, modify the background of the QR code, and create your own personalized QR code. 4. One click sharing, whether it is a QR code created by oneself or QR code information obtained through scanning, can be shared. 5. We provide different types of QR code content generation templates for you to choose from, such as: Common software: business card, phone, clipboard, website, email, contacts, SMS, WIFI, etc. And there are also some popular social media apps available Come and create your own exclusive QR code! Automatic Renewal Service Statement: 1. Payment: After the user confirms the purchase and makes the payment, it will be credited to their iTunes account; 2. Cancel Renewal: To cancel the renewal, please manually turn off the automatic renewal function in iTunes/Apple ID settings management 24 hours before the current subscription period expires. Once cancelled, no further charges will be made; 3. Renewal: The Apple iTunes account will be charged within 24 hours before expiration, and after successful charging, the subscription period will be extended by one subscription period. Terms of Use: https://docs.google.com/document/d/1gHbU5hxA4e9ZwLT0MjJcgbdph6PB4nbkZL_4lmPkTeM/edit?tab=t.0 Privacy Policy: https://docs.google.com/document/d/14amC_ZSb_qDu37_cxlnq-jTcSq5FeALf9pkt8mcg6ho/edit?tab=t.0

Screenshots

Calculator4 screens
Qr code Scanner4 screens

Verdict

The call

The clearest difference is update cadence: Qr code Scanner at weekly against Calculator's every 3 weeks. Qr code Scanner also leads on iOS requirement (13.0 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 Scanner sells 3 in-app purchases, starting at $9.00 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 Scanner weekly. The most recent releases landed on September 14, 2026 and September 18, 2026 respectively.

Scorecard2 real differences · 4 level
Calculator versus Qr code Scanner: the parameters behind the verdict, then further details
ParameterCalculatorQr code Scanner
PriceFreeFree
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.013.0 — better
Further details — not scored
Size8 MB53 MB
Age rating4+9+
Developer卫军 赵海瑶 麦

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 Scanner

Subscriptions1
  • Weekly Members3 Days trial$9.007 Days
One-time2
  • Monthly Membership$15.00
  • Annual Membership$50.00

Questions

Is Calculator free?
Calculator is free to download, with in-app purchases available.
Is Qr code Scanner free?
Qr code Scanner is free to download, with in-app purchases available.
Do Calculator or Qr code Scanner have ads?
Neither Calculator nor Qr code Scanner shows ads.
Which is updated more often, Calculator or Qr code Scanner?
Calculator ships an update every 3 weeks, and Qr code Scanner weekly. Most recently, Calculator was updated on September 14, 2026 and Qr code Scanner on September 18, 2026.

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