Comparison

ClassWiz Calc App QR vs Peanut Queen Controller

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

Head to head
About

ClassWiz Calc App QR

This app brings the functionality of Casio's ClassWiz scientific calculators to your smartphone or tablet. Perform advanced calculations, manage spreadsheets, and generate graphs by connecting to Casio's online services. It mirrors the operation of physical calculators and uses QR codes for seamless integration.

Highlights
  • Scientific calculator functions
  • Statistical calculations
  • Spreadsheet management
  • Matrix calculations
  • Graph display
  • QR code reading
  • Textbook-like input
Features
Read full description

The ClassWiz Calc App QR is a mobile app from Casio that enables users to utilize the functions of genuine Casio ClassWiz Series scientific calculators on their smartphone or tablet. Users can use a wide range of ClassWiz functions with ease, including statistical calculations, spreadsheets, matrix calculations and graph display through connectivity with Casio's ClassPad.net online service. ■ Various calculations can be performed. Fractions, trigonometric functions, logarithmic functions and other calculations can be performed simply by inputting as shown in the textbook. Statistical calculations, spreadsheets and matrix calculations can be operated using the intuitive UI. ■ Works just like a physical product The app is operated in the same way as Casio’s physical ClassWiz scientific calculators. ■ ClassWiz QR code reading function for connectivity to online services Users can scan the QR code on a physical ClassWiz scientific calculator to display ClassWiz formulas and graphs through Casio's online service ClassPad.net and to access online instruction manuals. ■ Available models: fx-9910CW fx-570/fx-991CW fx-82/fx-85/fx-350CW fx-570/fx-991EX fx-82/fx-350EX fx-570/fx-991AR X See the website for details. https://edu.casio.com/app/classwiz/license_qr/en ● Note The following operating system (OS) versions are recommended when using the ClassWiz Calc App QR. Correct operation cannot be guaranteed with OS versions other than those listed below. Supported OS versions: iOS 15 or later Supported languages English *1 Even when used with a supported OS version, there may be cases in which the app does not function or display correctly due to factors such as device software updates or device display specifications. *2 The ClassWiz Calc App QR is intended for use on iPhones and iPads. *3 Correct operation cannot be guaranteed on other devices, including feature phones (flip phones). *4 QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and in other countries.

About

Peanut Queen Controller

Features
Read full description

This application is designed for Connect to devices with Bluetooth modules, such as micro:bit and Arduino, via your smartphone/tablet. Using the library, users can easily customize the user interface, such as adding different buttons and line graphs. Pressing buttons sends signals to the microcontroller for remote control, while the line graph displays the readings collected by the microcontroller in real time. All settings are defined only when programming the microcontroller. There's no need to program two separate lines of code for remote control or data acquisition, saving time and effort. This application is also compatible with the Peanut King Robot PILA soccer car robot.

Screenshots

ClassWiz Calc App QR4 screens
Peanut Queen Controller4 screens

Verdict

The call

The clearest difference is in-app purchases: Peanut Queen Controller at none against ClassWiz Calc App QR's 1. Peanut Queen Controller also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). ClassWiz Calc App QR's advantage is iOS requirement (15.1 vs 17.0). On price 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. ClassWiz Calc App QR sells 1 in-app purchase, starting at $14.99 per year. Peanut Queen Controller asks for nothing beyond the download.

UpkeepUpdate frequency

ClassWiz Calc App QR ships an update every 3 months, Peanut Queen Controller every 5 weeks. The most recent releases landed on November 13, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 6 level
ClassWiz Calc App QR versus Peanut Queen Controller: the parameters behind the verdict, then further details
ParameterClassWiz Calc App QRPeanut Queen Controller
PriceFreeFree
Rating2.1 (8 ratings) — better—
Positive reviews17.6% of reviews—
Number of ratings8 — better—
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size69 MB54 MB
Age rating4+4+
DeveloperCASIO COMPUTER CO., LTD.Peanut King Solution Limited

In-app purchases

1 purchases

ClassWiz Calc App QR

Subscriptions1
  • ClassWiz 1 year Subscription7 Days trial$14.991 Year
None

Peanut Queen Controller

No in-app purchases

Questions

Is ClassWiz Calc App QR free?
ClassWiz Calc App QR is free to download, with in-app purchases available.
Is Peanut Queen Controller free?
Peanut Queen Controller is free to download, with no in-app purchases.
Do ClassWiz Calc App QR or Peanut Queen Controller have ads?
ClassWiz Calc App QR shows ads; Peanut Queen Controller does not.
Which is updated more often, ClassWiz Calc App QR or Peanut Queen Controller?
ClassWiz Calc App QR ships an update every 3 months, and Peanut Queen Controller every 5 weeks. Most recently, ClassWiz Calc App QR was updated on November 13, 2026 and Peanut Queen Controller on November 6, 2026.

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