29 handy tools in one place: finance, health, developer and reference.
Monthly payment, early payoff, affordability & amortization
Federal & state income tax estimate
Compare loan & savings interest rates
Compound interest & investment growth
Take-home pay across all 51 states
Purchasing power & inflation math
Fuel cost & efficiency (dual units)
Tip amount & bill splitting
Device screen spec database
Cron expression builder & explainer
Meta tag preview & validation
Password strength analysis
Word & character counter
Timestamp & encoding tools
Service status board
Free public API directory & test console
Product recall search
Engineering unit conversion
Date difference & holidays
Name generator
Paint area & coverage
Flight delay estimates
Scholarship & grant search
Patent search & stats
City climate risk score