Unit converter, scientific calc, age and date time, UUID, Regex, color tools
1+ downloads
About CalcTools
CalcTools is a productivity app developed by lstudios.
Download Statistics
CalcTools has been downloaded 3 times. In the last 30 days, the app was downloaded 3 times.
User Ratings
The app has no ratings yet.
App Information
CalcTools is FREE to download. The APK download size is 1,013.33 kB. The latest version available is 0.2. The last update was on July 25, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play 4 weeks ago.
Description
CalcTools is Your Complete Offline Calculator & Converter Toolkit
Whether you're a student, engineer, developer, business professional, or someone who needs reliable everyday calculations, **CalcTools** provides all the essential tools in one fast, lightweight, and completely offline app.
**CalcTools** is a powerful **100% offline** utility app that combines essential calculators, converters, and productivity tools into one easy-to-use application. Whether you're converting units, calculating dates, managing birthdays, or solving everyday calculations, CalcuTools has everything you need—without requiring an internet connection.
🚀 Why Choose CalcuTools?
✅ 100% Offline – No internet required ✅ Fast and accurate calculations ✅ Clean and modern Material Design ✅ Privacy-first – Your data stays on your device ✅ No sign-up or account required ✅ Lightweight and easy to use
📏 Unit Converters
Convert between hundreds of units instantly.
Includes:
* Length * Weight * Temperature * Area * Volume * Speed * Pressure * Energy * Power * Fuel Economy * Data Storage * Time * Angle
View multiple conversion results at once and quickly reverse conversions with a single tap.
📅 Date & Time Tools
Perform powerful date and time calculations with ease.
Features include:
* Date Difference Calculator * Time Difference Calculator * Date & Time Difference * Age Calculator * Add or Subtract Dates * Working Days Calculator * Countdown Calculator * Count-Up Calculator
* Scientific Calculator * Percentage Calculator * Fraction Calculator * Ratio Calculator * Average Calculator * Prime Number Checker * LCM & GCD Calculator * Random Number Generator
* Favorite your most-used tools * Recent tools history * Powerful search * Calculation history * Copy & Share results * Backup & Restore * Light & Dark themes
🔒 Privacy First
CalcTools is built with privacy in mind.
* No account required * No tracking * No cloud storage * No unnecessary permissions * Everything is stored locally on your device
Download **CalcTools** today and keep your favorite calculators and converters always available—anytime, anywhere, even without an internet connection.
Recent changes: 🎉 Welcome to the first release!
📏 Unit converters for length, weight, temperature, area, volume, speed, and more 📅 Date & Time calculators, including age, date difference, countdown, and working days 💰 Finance calculators such as EMI, GST, SIP, loan, and interest calculators 🧮 Math tools including scientific, percentage, ratio, fraction, and more 💻 Developer tools like JSON Formatter, Base64, UUID Generator, Hash Generator, and HEX ↔ RGB Converter
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