01 MONEY & BILLS
Plan and compare
Bills, taxes and everyday money maths.
TNEB Bill
Calculator
Estimate your domestic electricity charges with current slab rates.
Open calculator →Income Tax
Calculator
Plan your FY 2026–27 tax with a clear, detailed breakdown.
Open calculator →Dollar to Rupee
Converter
Convert USD to INR with Indian number formatting and words.
Open converter →Solar
Electricity
Estimate rooftop solar savings, subsidy and payback for your home.
Open estimator →EV vs Fuel
Compare
Compare EV and petrol running costs, savings and break-even point.
Compare costs →02 HOME & WORK
For the everyday
Quick helpers for home and desk.
Jewel
Estimate
Build a quick jewellery price estimate from weight and market rate.
Open estimator →Panel Cut
Optimizer
Fit cut lists onto 2440 × 1220 sheets with grain, kerf and margin handled.
Open optimizer →Notes
App
Capture notes, ideas, and everyday essentials in one calm workspace.
Open notes app →03 SECURITY & ELECTRONICS
Store and solve
Keep things private, calculate components.
04 READING & REFERENCE
Read and look up
Stories, calendars and quick references.
Thiru
kural
Browse the timeless couplets of Thirukkural by chapter and verse.
Open Thirukural →R.K. Narayan
Stories
Read two warm and quietly humorous short stories by R.K. Narayan.
Read stories →Tamil
Calendar
See Tamil months, daily panchangam, Rahu Kalam and festival days at a glance.
Open calendar →HSN
Finder
Search 6-digit HSN codes by number or product description for GST.
Open finder →05 LEARNING
Learn the rules
Know the road before you drive.
06 FUN & WELLBEING
Take a break
Play, listen, laugh and reset.
Gramophone
Play
Spin your favourite songs on a warm, retro gramophone player.
Open player →Golden
Jokes
Open the Golden collection — a handpicked set of jokes to brighten your day.
Open jokes →Indian
Rummy
Play Indian Rummy online — a classic card game, free to enjoy.
Play Indian Rummy →De-
addiction
See how smoking, alcohol and screen addiction affect the body over time.
Open timeline →