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OneCalc: All-in-one Calculator

OneCalc: All-in-one Calculator

By tasser gyati

OneCalc is a multi-purpose utility app for iOS that consolidates over 40 specialized calculators and unit converters into a single interface. It targets users needing a comprehensive toolset for finance, health, construction, and general mathematics. The app distinguishes itself by offering both standard and scientific modes alongside specific financial and health-tracking modules.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For General users requiring a versatile, all-in-one calculation tool for daily personal, financial, and academic tasks.

What does it look like?

Key features

Scientific Calculatorstandard

Provides advanced mathematical functions including trigonometry, roots, exponents, and logarithms.

Financial Suitestandard

Includes tools for simple and compound interest, loan amortization schedules, savings projections, and currency conversion.

Unit Converterstandard

Supports conversions between metric and imperial units for temperature, length, weight, area, and volume.

Health Trackersstandard

Features built-in calculators for monitoring body metrics such as BMI and calorie expenditure.

How much does it cost?

freemium

Velocity

Steady developmentShow more...

5 versions in history. Development pace: steady.

See all version history

Who built it?

tasser gyati

12 apps tracked · Productivity

OneCalc+ All-in-one CalculatorOneCalc+ All-in-one CalculatorSimple Calculator.Simple Calculator.MathStep: Basic Math SkillsMathStep: Basic Math SkillsSimple Calculator. +Simple Calculator. +CITIZEN CalculatorCITIZEN CalculatorSimple Calculator - SimpleCalcSimple Calculator - SimpleCalcCITIZEN Calculator ProCITIZEN Calculator ProCalculator: SimpleCalc+Calculator: SimpleCalc+MathStep: Master basic mathsMathStep: Master basic mathsLand Area Calculator ConverterLand Area Calculator ConverterTVM Financial CalculatorTVM Financial Calculator
Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

Google Play
4.53 · 5k
App Store
4.61 · 5k

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for OneCalc: All-in-one Calculator

How's the Productivity market?

The rivals identified

The Analyst's Read

Key takeaways for OneCalc: All-in-one Calculator

Where is it heading?

Bottom line

While the app offers a broad range of functional tools, user feedback highlights significant dissatisfaction regarding intrusive advertising and the current monetization model.

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by OneCalc: All-in-one Calculator, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “OneCalc: All-in-one Calculator Intelligence Report.” Updated Apr 16, 2026. https://marlvel.ai/apps/onecalc-all-in-one-calculator

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