Report updated Apr 23, 2026

Overview · Full Intel report in progress

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Rapid & Quick Calculator is an established finance app that is free with in-app purchases. With a 4.8/5 rating from 1.5K reviews, it shows polarized user reception.

What is Rapid & Quick Calculator?

Rapid & Quick Calculator is a utility app designed for efficient arithmetic and financial calculations. It distinguishes itself with a history tape for expression reuse, customizable UI settings, and specialized tools for sales tax and discount computations.

Current Momentum

v6.6

No release notes available.

AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Finance

No ranking data

Rating Pulse 🇺🇸

What makes this app unique?

How Is The App's Momentum Right Now?

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What Are The Key Features?

History TapeStandard

Allows users to view, edit, and reuse previous calculations via swipe or long-press gestures.

Financial ToolsStandard

Includes dedicated functions for calculating sales tax with multiple settings and discount percentages.

Customization OptionsStandard

Provides adjustable font sizes, typefaces, and multiple color themes to personalize the interface.

iPad OptimizationStandard

Supports native iPad features including Split View and Slide Over for multitasking.

How much does it cost?

Freemium

Who Built It?

KinkumaDesign app icon 1
KinkumaDesign app icon 2
KinkumaDesign app icon 3
KinkumaDesign app icon 4

KinkumaDesign

(764.9K)

Providing high-utility finance and productivity tools for users seeking customizable alternatives to stock mobile applications.

Portfolio

4

Apps

Free 3
Productivity67%
Finance33%

Who is KinkumaDesign?

KinkumaDesign has carved out a niche in the utility sector by offering feature-dense alternatives to native mobile calculators and note-takers. Their strategic advantage lies in deep UI customization and functional transparency—such as history tapes and hierarchical organization—that cater to power users dissatisfied with stock OS simplicity. The primary strategic signal is the significant engagement disparity between their flagship finance utility and their productivity suite, suggesting a potential consolidation toward specialized arithmetic tools.

Who is KinkumaDesign for?

  • Power users
  • General consumers seeking functional
  • Highly customizable alternatives to standard system calculators
  • Note apps
Maintenance

Portfolio momentum

The publisher maintains a low release cadence with 1 update in the last 6 months and 25% of the portfolio currently classified as active.

Last release · 31d agoActive apps · 1Abandoned · 1

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

Analysis in progress, available soon

What is the competitive landscape for Rapid & Quick Calculator?

How's The Finance Market?

Market outlook for this category

Available very soon

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for Rapid & Quick Calculator

Key Takeaways

This is a feature-rich, ad-supported calculator that prioritizes workflow efficiency through expression editing and financial calculation tools.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by Rapid & Quick Calculator, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Cite this report

Marlvel.ai. “Rapid & Quick Calculator Intelligence Report.” Updated Apr 23, 2026. https://marlvel.ai/intel-report/finance/rapid-quick-calculator

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