# All-in-One Calculator Tools — 40+ calculators for daily use

> 40+ calculators for daily use (iPhone/iPad app by Rajib Biswas.)

- Source: https://appshunter.io/ios/app/all/id6752465402 (this page in markdown: same URL + `.md`)
- Developer: [Rajib Biswas](https://appshunter.io/developer/1838967696)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 24 MB
- Languages: American English
- Released: 2025-09-16
- Data updated: 2026-02-23
- User reviews in markdown: https://appshunter.io/ios/app/all/id6752465402/reviews.md

## What is All?

All-in-One Calculator is the ultimate smart calculator app that brings together 40+ powerful tools in one easy-to-use package. Whether you’re a student, professional, or just someone who needs quick everyday calculations, this app is designed to save you time and effort. From solving basic math problems to handling complex finance and health-related calculations, everything you need is right at your fingertips.

Why Choose All-in-One Calculator?
Comprehensive – Covers math, finance, health, education, and daily life tools.
User-Friendly – Clean, modern interface for quick access.
Reliable & Accurate – Trusted formulas and updated exchange rates.
Multi-Language Support – Use the app in your preferred language.
Offline Support – Most tools work without the internet.

Multi-Language Support
All-in-One Calculator is available in 20+ languages, making it accessible worldwide.
Currently supported:
English
Arabic
Bengali
German
Greek
Spanish
Persian (Farsi)
French
Hebrew
Hindi
Indonesian
Italian
Japanese
Korean
Polish
Portuguese
Russian
Swedish
Thai
Turkish
Vietnamese
Chinese

Key Features

Standard & Advanced Calculators
Basic Calculator – Perform quick addition, subtraction, multiplication, and division.
Fraction & Decimal Tools – Convert fractions to decimals and vice versa, including a dedicated Fraction Calculator.
Scientific Functions – Access Logarithm Calculator, Scientific Notation, Trigonometry Calculator, and more.
Base & Roman Numerals – Convert numbers between bases (binary, octal, hex, etc.) and Roman numerals.
Number to Words Converter – Easily spell out numbers in words.

Measurement & Conversions
Unit Converter – Convert length, weight, temperature, speed, and more with precision.
Currency Converter – Stay updated with real-time exchange rates.
Area & Volume Calculator – Quickly measure space for construction, design, or academics.
Ratio Calculator – Simplify proportions and comparisons effortlessly.

Date & Time Tools
Date Calculator – Find differences between two dates or add/subtract days.
Time Calculator – Perform accurate time-related operations.
Date & Time From Now – Calculate future or past dates instantly.
Age Calculator – Get exact age in years, months, and days.

Finance & Business Calculators
Percentage & Discount Calculator – Easily compute savings and offers.
Interest Calculator – Handle simple and compound interest problems.
Loan & EMI Calculators – Plan repayment schedules for loans, SIPs, and investments.
ROI & Profit Tools – Analyse returns with ROI Calculator, MIS Calculator, SIP Calculator, and Lumpsum Calculator.
Salary Calculator – Breakdown income, deductions, and net pay.
VAT & Tax Calculator – Simplify tax-related calculations.

Education & Academic Support
GCF & LCM Calculator – Quickly find greatest common factors and least common multiples.
Factors of a Number – Explore mathematical breakdowns.
Average Calculator – Solve academic and statistical problems faster.
SGPA Calculator – Specially built for students to calculate semester grades.

Health & Fitness Tools
BMI Calculator – Monitor your body mass index.
BMR Calculator – Estimate daily calorie needs based on metabolism.
Calorie Calculator – Track energy intake for fitness goals.
Body Fat Calculator – Assess body fat percentage accurately.
Tip & Fuel Calculators – Handle lifestyle and travel-related expenses on the go.

Extra Utilities
Floor Calculator – Useful for construction and interior planning.
Google & Desmos Calculator Integration – Access advanced graphing and online tools directly within the app.

Download All-in-One Calculator today and experience 40+ tools with global language support in one smart app!


## Version history (last 1 release)

### 1.0 — 2025-09-17

No release notes.

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## More apps by Rajib Biswas

- [Whats Trends - Trending Topics](https://appshunter.io/ios/app/whats-trends/id6752344421)
- [Land Area Converter](https://appshunter.io/ios/app/land-area-converter/id6752346156)
- [All-in-One Unit Converter](https://appshunter.io/ios/app/all/id6752465357)

All apps by Rajib Biswas: https://appshunter.io/developer/1838967696

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-02-23.*