Free Calculators & Tools

Ten single-purpose calculators for crypto, USDT/THB, Thailand relocation and freelancing. All run offline in your browser - no signup, no tracking.

USDT ↔ THB Converter
Convert USDT to Thai Baht (THB) and back. Enter the market rate and an optional exchange f...USDT Network Fee Calculator
Estimate USDT transfer fees on TRC20, ERC20 and BEP20. See the fee in USDT, the amount rec...Satoshi Converter
Convert satoshi to BTC, USD or any fiat and back. 1 BTC = 100,000,000 satoshi. Enter the B...Crypto Profit & Average Price Calculator
Calculate crypto profit, loss and ROI from buy and sell price including fees, plus a dolla...P2P Arbitrage & Spread Calculator
Calculate P2P arbitrage profit: buy USDT on one venue, sell on another. Includes both-side...Funding Rate Calculator
Convert a perpetual funding rate into an annualized APR and the per-interval payment on yo...Thailand Overstay Fine Calculator
Estimate the Thailand visa overstay fine (500 THB/day, capped at 20,000 THB) and the poten...Thailand Retirement Visa Financial Calculator
Check if you meet the Thailand retirement visa (Non-O, age 50+) financial requirement: 800...Freelance Hourly & Day Rate Calculator
Work out the freelance hourly and day rate you must charge to hit a target income, account...Freelancer Payout Fee Calculator
See what you actually keep after Upwork, PayPal or Wise fees, and the gross you must charg...

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