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Simple, science-backed calculators and tools to improve your sleep, focus, and well-being. No signup required.

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Featured Tools

Sleep Debt Calculator

Calculate your sleep debt and get personalized recommendations for better rest

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Eye Strain Test

Quick assessment to check if you're experiencing digital eye strain

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Work Time Calculator

Track your productivity hours and optimize your work schedule

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Stress Score Calculator

Evaluate your stress levels and get actionable wellness tips

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Gratitude Journal Generator

Create personalized gratitude prompts to boost your mood

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TDEE Calculator

Calculate your Total Daily Energy Expenditure for fitness goals

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Expense Split Calculator

Split bills and expenses fairly between friends or groups

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Tip Calculator

Calculate tips and split restaurant bills easily

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Budget Calculator

Plan your monthly budget with the 50/30/20 rule

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Date & Time Calculator

Calculate date differences, add/subtract time, and plan events

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Sleep Cycle Calculator

Find the best time to wake up or go to sleep based on 90-minute cycles

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BMI Calculator

Calculate your Body Mass Index and check if you're at a healthy weight

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Mortgage Calculator

Calculate monthly mortgage payments with taxes and insurance

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Age Calculator

Calculate your exact age in years, months, days, and hours

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Breathing Exercise

Guided breathing exercises for stress relief and relaxation

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Why Blogmines?

Productivity

Stay focused with our productivity timers and planners designed to optimize your work efficiency.

Health

Monitor and improve your health with our calculators and assessment tools for better wellness.

Wellness

Find balance and mindfulness with our wellness tools and stress management resources.

My Apps

Settle Up

Split bills and expenses with friends effortlessly

FinFlair

Smart budgeting and expense tracking

SleepRiddle

Track and improve your sleep quality

Eye Rest Timer

Gentle reminders for healthy screen time

Magizh

Capture daily joyful moments

ChantFlow

Mindfulness and meditation practice

Time Tracker (Mac)

Track app usage and productivity

Tickr

Calculate date differences, add/subtract time, and plan events