# Smart - Scientific Calculator

> All-in-one calculator suite for finance, health, dates, units, and math. (iPhone/iPad app by Shreyaskumar Patel.)

- Source: https://appshunter.io/ios/app/smart-scientific-calculator/id1601424984 (this page in markdown: same URL + `.md`)
- Developer: [Shreyaskumar Patel](https://appshunter.io/developer/1599209768)
- Category: Utilities
- Price: Free
- Rating: 3.00/5 from 1 App Store ratings · 5 written reviews indexed
- Age rating: 17+
- Requires: iOS 14.1 · 49 MB
- Languages: English
- Released: 2021-12-22
- Data updated: 2026-07-20
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/smart-scientific-calculator/id1601424984/reviews.md

## What is Smart?

Calculators
Basic & Scientific calculator 
GST/Sales Tax/VAT calculator 
Loan calculator: EMI, Compare Loan, Loan Affordability, Loan Amortization 
Investment calculator: FD, RD, ROI, SIP, CAGR 
Percentage calculator, Markup & Margin, Profit & Loss 
Unit Price calculator : Find cheapest price 
Health Calculator: BMI, BMR, Body Fat % & Daily Calories burn, Ideal Weight 
Date Calculator: Age, Duration, ± Date, Days Counter, Time-sheet, Working Days
Discount calculator 
Tip calculator 
Math solver 

Converters
Unit converter 
Currency converter 

Key Features

General & Scientific Calculator
- Facilitates instant & accurate calculations from simple to complex
- Store value for later using memory keys
- Track your calculations with History. Write a short note for important calculations
- Undo result, quick copy & share
- Number to Word conversion
- Extra functions on long-press

Unit Converter
- Simple, smart & elegant tool with more than 200 unit converters that are used in daily life
- Supported conversion categories:- Length & Distance, Weight, Area, Volume, Temperature, Cooking, Number Base, Digital Storage, Number Conversion, Data Transfer, Time, Speed, Force, Power, Fuel, Energy, Angle, Density, Acceleration, Frequency, Torque.

Currency converter
- Foreign exchange rates of 170 countries currency
- Available offline

GST /Sales Tax/VAT Calculator
-Include(+) or Exclude(-) Tax from given amount with single tap.
- 5 Pre-provided tax rates can be customized as per your country rates.

Interest Calculator
-Calculate interest & maturity amount on your saving through Simple Interest, Compound Interest, RD, SIP & Doubling Time.
-Check your investment opportunities through ROI

Percentage Calculator
-Simple percentage, % increase/decrease, % change, what %, fraction to %
-Calculate Markup percentage, Margin percentage & total profit based on cost & selling price

Health Calculator
- BMI, BMR, Body Fat %, Daily Water Intake based on your age, gender, height & weight. Calculate daily calorie requirement as per selected activity level.
- Track your weight to improve your BMI and overall health.

Date Calculator
-Age calculator & Birthday tracking
-Duration between two dates/times
-Add/Subtract duration to date & calculate final date & time.
-Days/Hours Countdown. Never miss your important events

Equation Solver
- Linear equations with one,two & three variables
- Quadratic equation

Loan Calculator
-Calculate your EMI, total interest & final amount with amortization chart in a easiest way.
-Compare two loans to know which one is better for you.
-Calculate how much loan you can afford based on your max monthly EMI.

Discount Calculator
-Calculate or confirm discounts quickly on original price.
-Find out how much you save for an item.

Tip Calculator
-Calculate the tip percentage or tip amount & split the bill among number of persons on table.
-Save time when you use the bill splitter, and tip exactly what you mean to, no more, no less.

Unit Price Calculator
-Compare prices of two or more products having different quantities of same unit & buy cheapest price item.

## Key features

- Basic & Scientific Calculations
- Loan & Investment Calculators
- Health & Date Calculators
- Unit & Currency Converters
- GST/Sales Tax/VAT Calculator
- Math Solver
- History & Number to Word Conversion

## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/smart-scientific-calculator/id1601424984/reviews.md

### 1/5 — Don't make atleast calculator types of app for ads

*2023-09-12, version 1.1*

Shows only ad

### 1/5 — Ad

*2023-01-11, version 1.1*

To much ad

### 3/5 — Ads

*2022-06-22*

I was very excited about the concept but the amount of pop up ads make it unusable. I would happily pay for an ad free version.

### 1/5 — How do I remove Ads

*2022-05-02, version 1.1*

How do I remove Ads

### 1/5 — Too much ad displaying

*2022-04-17, version 1.1*

Very bad strategy showing too much ad

## Frequently asked questions about Smart

### Does Smart Calculator have ads?

Yes, Smart Calculator contains advertisements. As it is a free application, ads are displayed to support its development and maintenance.

### What is the rating for Smart Calculator?

Smart Calculator has a rating of 3.0 stars based on 1 review. This rating reflects user satisfaction with the app's features and performance.

### What devices is Smart Calculator available on?

Smart Calculator is available for iPhone, iPad, and iPod devices. This ensures compatibility across various Apple mobile platforms.

### What is the age rating for Smart Calculator?

Smart Calculator has an age rating of 17+. This indicates that some of its content or features may be considered mature.

### How often is Smart Calculator updated?

The latest version of Smart Calculator is 1.5, and it was last updated on January 9, 2024. Updates typically bring new features, bug fixes, and performance improvements.

### Can I use Smart Calculator offline?

Yes, the currency converter feature within Smart Calculator is available offline. This allows you to check foreign exchange rates even without an internet connection.

### What types of financial calculations can Smart Calculator perform?

Smart Calculator can perform a wide range of financial calculations, including GST/Sales Tax/VAT, loan calculations (EMI, affordability, amortization), investment calculations (FD, RD, ROI, SIP, CAGR), percentage calculations, markup & margin, profit & loss, unit price, discount, and tip calculations.

### Does Smart Calculator offer health-related calculations?

Yes, Smart Calculator includes a health calculator that can compute BMI, BMR, Body Fat %, Daily Water Intake, and ideal weight based on user-provided data like age, gender, height, and weight.

## Version history (last 5 releases)

### 1.5 — 2024-01-09

- Bug Fixing.
- Performance Improvement.

### 1.4 — 2023-11-25

- Bug Fixed.
- Performance Improvement.

### 1.3 — 2023-11-06

Ads added.

### 1.2 — 2023-10-02

- bug fixed
- performance improvments

### 1.1 — 2022-01-22

- bug fixed
- performance improvments

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All apps by Shreyaskumar Patel: https://appshunter.io/developer/1599209768

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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 2026-07-20.*