Comparison

KetaKeta vs Max Calc

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

Head to head
About

KetaKeta

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KetaKeta is a simple multiple length arithmetic calculator with Flat UI. Features - Swipe left or right on screen to switch the themes. KetaKeta shipped with 6 color themes - Swipe down on screen to copy the displaying number to the pasteboard - Swipd up on screen to copy the number from the pasteboard - You can open this app by ketaketa: URL scheme

About

Max Calc

This app offers a versatile calculation suite, combining standard, scientific, developer, and accounting functions. It also includes a unit converter and tools for health and date calculations, all within a user-friendly interface.

Highlights
  • Standard and Scientific Calculator
  • Developer Calculator (hex, binary)
  • Accounting Calculator
  • 130+ Unit Converter
  • Body and Date/Time Calculator
  • History tracking
  • Customizable result formatting
Features
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Max Calc: Your All-in-One Calculator App Max Calc is more than just a calculator; it's a comprehensive toolset designed to simplify your calculations across various domains. With its six-in-one functionality, you can effortlessly handle everything from basic arithmetic to complex scientific computations, developer-specific tasks, financial calculations, unit conversions, and even personal health metrics. Key features include: * Standard and Scientific Calculator: Perform basic and advanced calculations with ease. * Developer Calculator: Work with hexadecimal, binary, and 7-64 bit numbers, along with integer/real number CPU representation and signed/unsigned arithmetic. * Accounting Calculator: Tackle financial calculations with dedicated functions. * 130+ Unit Converter: Convert between various units of measurement effortlessly. * Body and Date/Time Calculator: Calculate BMI, age, and more. Max Calc is designed with simplicity in mind, providing a user-friendly interface without compromising on functionality. Enjoy features like memory storage, history tracking, customizable result formatting, and more.

Screenshots

KetaKeta4 screens
Max Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: KetaKeta at none against Max Calc's 2. KetaKeta also leads on iOS requirement (15.6 vs 17.0). Max Calc's advantage is update cadence (every 9 days vs every 34 months). On price, ads 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. Max Calc sells 2 one-off in-app purchases. KetaKeta asks for nothing beyond the download.

UpkeepUpdate frequency

KetaKeta ships an update every 34 months, Max Calc every 9 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
KetaKeta versus Max Calc: the parameters behind the verdict, then further details
ParameterKetaKetaMax Calc
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 34 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size1 MB8 MB
Age rating4+4+
DeveloperMasanori MikawaAnatolii Mazkun

In-app purchases

None

KetaKeta

No in-app purchases

2 purchases

Max Calc

One-time2
  • 5 days Free Using All PremiumFree
  • Premium features$4.99

Questions

Is KetaKeta free?
KetaKeta is free to download, with no in-app purchases.
Is Max Calc free?
Max Calc is free to download, with in-app purchases available.
Do KetaKeta or Max Calc have ads?
Neither KetaKeta nor Max Calc shows ads.
Which is updated more often, KetaKeta or Max Calc?
KetaKeta ships an update every 34 months, and Max Calc every 9 days. Most recently, KetaKeta was updated on October 26, 2026 and Max Calc on October 24, 2026.

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