All Your Calculations. One Powerful App.
GST, EMI, Salary, Tax, FD, Currency — everything in one fast, private workspace.
No Login Required • No Data Tracking • 100% Local Processing
Everything You Actually Use
GST Calculator + Verification
EMI & Loan Calculator
Salary / CTC Breakdown
Tax Slab Calculator
FD / RD Returns
Compound Interest
Bill Split & Discounts
Currency Converter
Scientific Calculator
Why Penvy Wins
Most apps are either too basic or overloaded junk.
- Clean UI — no clutter
- Instant results — no lag
- Everything in one place
- Built for real-world use
Open → Enter → Done
No tutorials. No confusion. Just results.
Privacy That Actually Means Something
No accounts. No tracking. No data collection.
No login required
No personal data stored
No cloud sync
Everything stays on your device
Built for Real Life
Business Owners
GST, tax, and financial calculations without confusion.
Employees
Understand salary, CTC, and deductions clearly.
Students
Quick calculations for daily needs and studies.
Everyone
Split bills, convert currency, calculate anything.
Simple Pricing
Free
₹0
- All core calculators
- Limited GST verification
- Ads included
Pro
One-time Upgrade
- No ads
- Unlimited GST verification
- Full access