Percentage calculator: tax, tips, discounts, VAT, loans, margins & more
Convertly is your ultimate, easy-to-use percentage calculator app designed to simplify everyday math. Whether you're calculating financial loans, figuring out sales tax, determining VAT, splitting a bill, or working out a discount, Convertly delivers accurate results instantly — no extra taps, no confusing menus.
Just type your numbers and watch the answer appear in real time.
🔥 KEY FEATURES
Financial & Business Calculator
Calculate loan interest amounts, sales tax, VAT, and business margins quickly. Built for freelancers, small business owners, and anyone who needs to run the numbers on the go.
Everyday Percentage Calculator
Determine discounts, tip amounts, distance percentage changes, and price increases or decreases effortlessly. Perfect for shopping, dining out, and daily budgeting.
Simple & Clean Interface
A fast, intuitive design built for zero distraction and quick inputs — no clutter, no confusing layouts, no wasted taps.
Instant, Real-Time Results
See your calculation update as you type. No "Calculate" button, no waiting, no extra steps.
📊 WHAT YOU CAN CALCULATE
- Percentage of a number
- Percentage increase or decrease
- Discount and final sale price
- Tip amount and bill splitting
- Sales tax calculator
- VAT calculator
- Loan interest calculator
- Business profit margin and markup calculator
- Percentage difference between two values
- Ratio and proportion calculations
⭐ WHY USERS CHOOSE CONVERTLY
✔ Free to Use — All core calculators available with no sign-up
✔ Instant Results — Real-time calculation, no extra button taps
✔ Clean, Distraction-Free Design — Built for speed, not clutter
✔ Works for Business & Everyday Life — From VAT to tip splitting, one app covers it all
✔ Lightweight — Small download size, opens instantly
✔ Works Offline — No internet connection needed to calculate
💪 PERFECT FOR
- Shoppers checking real discount prices before buying
- Diners calculating tips and splitting bills with friends
- Freelancers and small business owners figuring out margins, markup, and sales tax
- Students working through percentage-based math homework
- Anyone managing a loan and wanting to understand the interest amount
- Travelers calculating VAT refunds or converting local discounts
📈 WHY PERCENTAGE MATH MATTERS
Percentages show up everywhere — sales tax at checkout, tips at restaurants, interest on loans, discounts while shopping, and margins in business. Doing this math by hand is slow and easy to get wrong. Convertly turns every one of these calculations into a few taps, with results appearing instantly as you type.
🚀 GET STARTED IN SECONDS
1. Open Convertly
2. Choose the calculation you need — tax, tip, discount, loan, margin, and more
3. Enter your numbers
4. See your result instantly, updated in real time
Download Convertly today and take the hassle out of everyday calculations!
Got a feature request or feedback? We're always improving — reach out anytime.
Có gì mới
• Improved app performance and stability
• Fixed minor bugs and improved overall user experience
• Improved UI responsiveness and navigation