Calculator Pro: Calculator App v1.1.5

Simple Design Ltd.

Contains ads

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About this app

Calculator Pro: Calculator App solves the problem of needing a comprehensive calculator that includes basic, scientific, currency, unit conversion, tip, and percentage calculations, making it an ideal tool for students, professionals, and individuals who require quick and accurate calculations on the go. With its high user rating of 4.8/5 and over 1 million downloads, it stands out as a top-tier app in the Tools category, surpassing many alternatives in terms of its feature set and user satisfaction. However, its reliance on ads for monetization might be a drawback for some users. Overall, its simplicity and effectiveness make it a valuable addition to any Android device.

Pros

The app's high user rating of 4.8/5 and over 1 million downloads demonstrate its reliability and effectiveness, providing social proof of its quality and usefulness.
The comprehensive feature set, including basic, scientific, currency, unit conversion, tip, and percentage calculations, makes it a versatile tool for various users, from students to professionals.
The developer, Simple Design Ltd., has a professional website and provides a support email, indicating a commitment to user support and feedback, which is reassuring for users who might encounter issues or have suggestions.
The app requires no permissions, which is a significant advantage in terms of privacy and security, as it does not collect any sensitive user data.
The app's offline capability allows users to perform calculations without an internet connection, making it accessible in all situations.

Cons

The app's monetization model, which includes ads, might be intrusive or annoying for some users, potentially disrupting the user experience and causing frustration.
The lack of in-app purchases or a premium ad-free version might limit the app's revenue potential and could lead to more aggressive ad placement in the future.
Some users might find the interface or design of the app to be less intuitive or visually appealing compared to other calculator apps, which could affect user engagement and retention.
The app's update frequency is not explicitly stated, which might raise concerns about the developer's commitment to maintaining and improving the app over time.

Best for: The ideal user for Calculator Pro: Calculator App is likely a student, professional, or individual who frequently requires quick and accurate calculations, such as scientists, engineers, accountants, or anyone who needs to perform mathematical operations on a daily basis, and values a straightforward, ad-supported, yet comprehensive calculator app with a strong focus on privacy and security.

Developer Description

Basic + Scientific Calculator + Currency + Unit Converter + Tip + Percentage

Welcome to use this handy calculator, a simple and practical tool for your daily life with a clean interface!

The calculator can meet all your needs perfectly, like:
✔️Basic & Scientific Calculations
✔️Currency & Common Units Converting
✔️Tips, Discounts & Tax Calculating

Key Functions You Can Get:

1. Basic & Scientific calculator
• Support 4 basic math operations.
• Support scientific calculations: Square + Root + Parentheses + Percentage + Trigonometric + Exponential + Logarithmic functions.
• Edit expressions freely with a movable cursor.
• Keep the last expression after an accidental quit.
• History available for copy-and-paste.

2. Unit conversion
• Applicable for various types of unit conversion: length, weight, area, volume, time, and data size.
• Offline assistant for you to do the math in daily life.

3. World currency conversion
• Include 150+ currencies to convert, like dollar, euro, pound, yuan, yen, etc.
• Support converting 4 currencies altogether.
• Get the real-time exchange rate of all currencies automatically.

4. Tip calculations
• Get the total bill, tips and amount per person instantly by inputting the billing amount and tip rate.
• Tax optional.
• Split the bill easily by sharing results with your friends.

5. Discount & tax calculations
• Know the discount price via entering the original price and discount percentage.
• Find out how much you can save intuitively.

6. Loan calculations
• Track your total repayment and monthly bills.
• Applicable for various payback methods, such as equal principal and equal installments.

7. Date calculations
• Allows to determine the interval between two specific dates.
• Ideal for countdown towards a special date.

Additional functions:
• Simple, intuitive and user-friendly design with large buttons and optional vibration.
• Customizable precision and decimal place.

Privacy

Given that the app requires no permissions, it poses minimal risk to user privacy and security. However, users should still be cautious when clicking on ads, as they might be redirected to external websites or prompted to download other apps. To ensure safety, users should always review the permissions and terms of service before installing any app, even if it initially requires none.

Tips

To get the most out of Calculator Pro: Calculator App, users should explore all the available features, including the scientific and unit conversion functions, which can be accessed through the app's menu or settings. Additionally, users can optimize performance by closing unnecessary apps and background processes, ensuring a smooth and efficient calculation experience. For first-time users, it's recommended to familiarize themselves with the app's layout and functionality to maximize its utility.

Version Information

Version: 1.1.5
Downloads: 1M+
Updated on: Dec 25, 2025
Released: May 31, 2022
Requires: Android 6.0

Statistics

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Calculator Pro: Calculator App users say on Google Play

★★★★★

Darshan Sarvaiya

One of the Best Calculator App ever I see with Best & Smooth UI/UX Designs ! But only 2 things which I don't like is, (1) App's Round Icon (2) ads. There are many peoples like me who are Ready to buy subscription if App is like this ! so please provide No ads. Option with 149 / 3 M subscription !! i suggest everyone, you should definitely try this App !!

★★★★