Scientific Notation Tool

Got a huge number like 100,000,000,000 or a tiny one like 0.0000048? Scientific Notation Tool turns it into a × 10ⁿ form in one tap, and converts it back just as easily. No internet, no account. Type your number, press Convert, done. WHAT IT DOES 🔁 Two-way conversion Switch between Decimal → Scientific and Scientific → Decimal anytime. Supports standard decimals (-350000, 0.0000048) and exponential notation like 4.8e-6. 🧮 Accurate results Uses BigDecimal arithmetic, so you don't get the floating-point rounding errors that normal calculators often show. 📖 Step-by-step breakdown See exactly how the number was converted: move the decimal point, count the places, set the exponent, normalize the coefficient. Great for learning and homework. 💡 Interactive examples Tap ready-made examples (large numbers, small decimals, negative values) to try them instantly in the converter. 📋 Copy results Copy the scientific notation or the expanded decimal value with one tap. 🕘 Conversion history Your last 50 conversions are saved on your device. Copy or delete them anytime. 🎨 Light, Dark and System themes, plus optional haptic feedback. WHY YOU'LL LIKE IT ✔ Works fully offline ✔ Fast and precise ✔ Handles very large, very small and negative numbers ✔ Clean, simple interface ✔ No sign-up needed ✔ Privacy first: all calculations happen on your device and nothing is sent to a server PERFECT FOR • Students in physics, chemistry, and math • Teachers and homework help • Engineers and lab work • Checking values like 1.25 × 10⁶ or 4.8 × 10⁻⁶ • Anyone who needs to read or write very big and very small numbers quickly Scientific notation writes a number as a × 10ⁿ, where a is between 1 and 10. This app does the work for you and shows the steps, so you get the right answer and understand it too. Download Scientific Notation Tool and convert in seconds.