Tools & Calculators

A growing collection of free, standalone tools built by FlowSnips. Simple, fast, and designed for everyday problems.

Find the best time to fall asleep based on natural 90-minute sleep cycles.

Calculate how much water you should drink per day based on weight, activity, and climate.

Find out when to stop drinking coffee to avoid disrupting your sleep.

Calculate your Body Mass Index (BMI) and find your healthy weight range.

Calculate your daily calorie needs for weight loss, maintenance, or muscle gain.

Calculate running pace, speed, and finish time. Perfect for marathon training.

Estimate gross interest, withholding tax, net interest, and total payout for a bank deposit.