Convertster

Contains ads
Content rating
Everyone
1K+
Downloads
Content rating
Everyone
Learn more
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About this app

Convertster is your all-in-one unit converter and calculator — fast, accurate, and built for everyday use. Stop juggling separate apps for conversions, calculations, and quick lookups.

Whether you're a student, engineer, home cook, or frequent traveler, Convertster puts the exact tool you need in one simple interface.

EVERYDAY UNIT CONVERTER
• Length, Weight, Temperature, Area, Volume & Time — from nanometers to light-years
• Speed, Pressure, Force, Power & Energy — built for students and professionals
• Data Speed & Volume — convert between bits, bytes, and terabytes
• Fun comparisons — see how many football fields fit in an acre, and more

KITCHEN CONVERTER
Convert flour, sugar, butter, and other ingredients from grams to cups, and scale any recipe perfectly.

CLOTHING & SHOE SIZE CONVERTER
Shopping internationally? Instantly convert men's, women's, and toddler sizes across US, UK, EU, and JP.

CALCULATORS FOR MONEY & MATH
• Discount & Tax Calculator — see your savings and final price instantly
• Tip Calculator & Bill Splitter — split any bill with friends in seconds
• Compound Interest Calculator — plan your savings and investments

HEALTH & FITNESS TOOLS
Track your BMI, BMR, Ideal Weight, and daily Water Intake to stay on top of your goals.

ENGINEERING & IT TOOLS
IP Subnet Calculator built for IT professionals and networking students.

BUILT TO BE FAST AND SIMPLE
• Customize your home screen layout and set your preferred decimal precision
• Tap any result to share it instantly
• Lightweight and fast — get your answer without the wait

Stop switching between apps. Download Convertster and carry the ultimate conversion and calculator toolbox in your pocket.
Unit converter, calculator, BMI, tip & kitchen tools — all in one app
Updated on
Sep 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity and Device or other IDs
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit

What’s new

More accurate unit conversions (length, area, time, volume, data storage)
Fixed three tools that weren't opening from the menu
Fewer ads
Better screen reader (TalkBack) support
Under-the-hood improvements for a smaller, faster app