Best Calculator 3.0 alternatives: apps like Calculator 3.0

📊 Productivity

Whether you want more options like Calculator 3.0 or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Calculator 3.0

Calculator Smart by Miroslav Otsedarski

Scientific & Standard Calc

Editor's Choice

4.7(494 ratings)

FreeAdsIn-App Purchases

This app offers a powerful and precise calculator for everyday math and advanced scientific computations. It features a clean interface with large buttons, supporting complex equations, multiple modes, and intuitive input methods. Personalize your experience with colorful skins and custom icons.

DayCalc - Note Calculator by 良峰侯

Calculator & Unit Converter

Strong Contender

4.7😊(126 ratings)

FreeAdsIn-App Purchases

This app combines a powerful calculator with a comprehensive unit converter. It offers standard, scientific, and fraction calculations, along with over 600 units across 20 categories. Users can customize units, add notes to calculations, and enjoy a visually appealing interface with multiple themes.

What We Love

👍 Easy to use and convenient
💯 All-in-one calculator with multiple functions
✨ Customizable themes and backgrounds
🧮 Supports fraction calculations
📈 History and memory functions available
🔊 Optional sound effects for typing
🔄 Back button for correcting mistakes
💡 Unit conversion features
✅ Ad-free option available
👌 Simple and effective design
👨‍🏫 Useful for homework and daily tasks
🌟 Makes math fun
🚀 Fast and responsive
🖥️ Good for iPad and other devices
💡 Clear display of calculations
👍 Large buttons and font size
🔄 History is saved and retrievable
💡 Useful for diabetes calculations

Room to Improve

⚠️ Ads can be intrusive
🐛 Some users experience update issues
❌ Weight conversions not always available
🔊 Unwanted sound effects
❓ Ad-free cost unclear for cross-platform
📉 Battery consumption concerns
🚫 Data collection concerns
🪲 Glitches and bugs reported
⏳ Slow startup times reported
🔄 Some features not working after updates
❓ Currency conversion can be confusing
🚫 Some features not available on Apple Watch
❌ Paid version still shows ads briefly
🐛 Specific calculation errors reported (e.g., percentage)
🐛 App crashes reported
🚫 Issues with installing after removal
🐛 Issues with specific versions/updates
🐛 Display issues (e.g., underlines)

Calculator Max by Pavel Kozarek

Modern All-in-One Calculator

Worth Considering

by Horizon Business, Inc.

4.3😊(1.8K ratings)

FreeIn-App Purchases

This app offers a comprehensive suite of calculation tools, from basic arithmetic to advanced scientific functions. It features a history tape for easy access and reuse of entries, and a unique scribble pad for handwritten notes and equation solving on iPads. Enjoy a clean interface, multitasking support, and customizable themes.

What We Love

🚀 Easy to use
📝 Useful note-taking feature
💾 Tape/history feature
👍 Clean and intuitive interface
🎨 Customizable appearance

Room to Improve

🐛 Compatibility issues with newer iOS versions
📤 Lack of export/sharing options for tape/history
🔍 Difficulty finding settings
🔀 Sensitive orientation switching

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Calculator--

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This is a straightforward calculator application designed for ease of use and clear readability. Users can personalize the app's appearance by choosing their preferred background and display themes.

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ad-supported

Simple, big screen and buttons

Calculator%.

Big display and buttonsEasy to useBasic calculations

This app offers a straightforward calculator with a large display and oversized buttons for easy operation. It's designed for everyday tasks, enabling users to perform fundamental arithmetic like addition, subtraction, multiplication, and division with clarity and convenience.

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ad-supported

Calculi: Scientific Calculator

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Complex expression solvingUnit conversion (17 categories)Currency conversion (30+ currencies)

A smart and powerful calculator designed for ease of use, offering advanced scientific functions, unit and currency conversion, and a supercharged history tape. It adapts to various devices and supports external keyboards for enhanced functionality.

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Calculator⁻

Best hand calculator

Basic arithmetic operationsPercentage calculationsRecord and recall results

A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.

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ad-supported

Calc Pro HD – iPad Calculator

10 Powerful Calculators

10 powerful calculators10 financial worksheetsScientific calculator with RPN

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to replace your physical calculator. It includes scientific, graphing, unit conversion, and financial tools, catering to students and professionals for a wide range of calculations.

(1.4K)

Calculator·

Big Basic Calculator

Basic arithmetic operationsPercentage calculationsMultiple color schemes

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

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PerfectCalc: Calculator Suite

All-in-One:Math,Unit,Converter

Basic and scientific calculationsTrigonometric and inverse trigonometric functionsMathematical functions (abs, ceil, floor, round)

This app offers both basic and advanced scientific calculations with a user-friendly interface. It allows for real-time editing of calculations, history management, and theme customization.

(360)