OneCalc+ All-in-one Calculator

About this app

This is the premium (ad-free) version of "All-in-one calculator" app for iOS. All-in-one calculator is a must have calculator app for your iPhone and iPad. It features over 40 calculators and unit converters for everyday use, grouped under finance, everyday math, health, construction, date & time, unit converters, and shopping/ retail. Simple yet powerful, the following features are built into this all-in-one calculator:- STANDARD CALCULATOR • Includes percent key, negative sign, brackets and history viewer. • Advanced mode includes memory keys and functions for trigonometry, roots, exponents and logarithm found in scientific calculators. UNIT CONVERTER • Supports temperature, length, weight, area, volume and many more measurement units. • Currency converter. FINANCIAL CALCULATOR • Interest calculators using simple and compound interest • Loan repayment and amortization schedule. • Savings calculator with financial goal planner FRACTIONS/ PERCENTAGE CALCULATOR • Calculators for 3-way percentage, discount pricing, profit margin, tax, tip & split bill. • Add, subtract, multiply, divide fractions HEALTH • BMI and calorie calculators to help you keep track of your body weight. CONSTRUCTION CALCULATOR • Calculators to estimate cement, sand, gravel quantities for concrete blocks, wall plastering and brick works. • Area and volume calculator for common geometric shapes. • Irregular land area calculator • Solve height and distance problems using right-triangle calculator. LIFESTYLE • Age and date calculator Need to know what you are paying for? Try out the free version of this calculator app from the developer profile.

Minor improvements

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Sep 7, 2026 · 10:21 PM $3.99