Report updated Apr 18, 2026

Overview · Full Intel report in progress

OneCalc+ All-in-one Calculator is an established productivity app that is a paid app. With a 4.7/5 rating from 1.1K reviews, it shows polarized user reception.

What is OneCalc+ All-in-one Calculator?

OneCalc+ is a premium, ad-free utility app for iOS that consolidates over 40 specialized calculators and unit converters into a single interface. It serves as a comprehensive alternative to the stock calculator, covering finance, construction, health, and everyday mathematics.

Current Momentum

v1.6 · 3mo ago

Steady

Last updated 113d ago. 5 versions tracked.

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 🇺🇸

Productivity
#89
23

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

How Is The App's Momentum Right Now?

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What Are The Key Features?

Standard & Scientific CalculatorStandard

Provides basic arithmetic with history tracking alongside advanced functions for trigonometry, logarithms, and exponents.

Financial SuiteStandard

Includes tools for calculating simple and compound interest, loan amortization schedules, and financial goal planning.

Unit ConverterStandard

Supports a wide range of measurements including temperature, length, weight, area, volume, and real-time currency conversion.

Specialized CalculatorsStandard

Features dedicated modules for construction, health, date and time, and retail shopping calculations.

How much does it cost?

Paid

Who Built It?

tasser gyati app icon 1
tasser gyati app icon 2
tasser gyati app icon 3
tasser gyati app icon 4

tasser gyati

(273.8K)

Providing accessible, specialized calculation tools for business, finance, and daily utility. Simplifying complex arithmetic for professionals and general users alike.

Portfolio

12

Apps

Free 9Paid 2
Tools45%
Utilities18%
Education18%

Who is tasser gyati?

The publisher has established a clear niche by digitizing the functionality of legacy desktop calculators, specifically targeting the 'running total' logic preferred by retail and accounting professionals. By focusing on high-utility, single-purpose tools rather than broad-spectrum productivity suites, they maintain a high degree of user retention within a crowded utility category. Their strategic focus remains on replicating the tactile, predictable experience of physical hardware, which serves as a functional moat against more complex, feature-bloated competitors.

Who is tasser gyati for?

  • Business professionals
  • Retail owners
  • Students requiring reliable
  • Traditional-style arithmetic
Intense

Portfolio momentum

Released 13 updates across 8 active apps in the last 6 months, indicating a highly active development cycle.

Last release · 54d agoActive apps · 8

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 OneCalc+ All-in-one Calculator?

How's The Productivity Market?

How does it evolve in the Productivity market?

ChartRankChange
Paid#8923
No rank history available for this chart.

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for OneCalc+ All-in-one Calculator

Key Takeaways

OneCalc+ is a robust, ad-free productivity tool that replaces multiple single-purpose apps with a unified, feature-rich calculator suite.

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 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.

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Cite this report

Marlvel.ai. “OneCalc+ All-in-one Calculator Intelligence Report.” Updated Apr 18, 2026. https://marlvel.ai/intel-report/productivity/com-everydaycalculation-allinone-pro

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