See how much time you spend on screens per year. Free screen time calculator.
This screen time tool lets you calculate your total daily and weekly screen time across devices and see the yearly impact. It is designed for speed and accuracy, running entirely in your browser with no data sent to any server. Whether you are a student, professional, or simply need a quick answer, this calculator provides instant results with clear explanations. Enter how many hours per day you spend on each device category (phone, computer, TV, tablet). The calculator totals your daily screen time, projects weekly, monthly, and yearly totals, and shows what percentage of your waking hours are spent on screens.
Enter how many hours per day you spend on each device category (phone, computer, TV, tablet). The calculator totals your daily screen time, projects weekly, monthly, and yearly totals, and shows what percentage of your waking hours are spent on screens.
Parents monitor and discuss healthy screen limits for their families. Professionals track daily screen exposure to manage eye strain. Digital wellbeing advocates quantify the impact of screen time on daily life. Researchers study screen time patterns and their health effects. Individuals set personal goals to reduce unnecessary screen usage.
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Yes, this Screen Time calculator is completely free with no signup, no account creation, and no usage limits. All calculations run locally in your browser, so your data stays private and results appear instantly.
This calculator uses standard mathematical formulas and internationally recognized conversion factors. Results are displayed with up to six significant digits of precision. For most everyday uses, the results are more than accurate enough.
Yes, the calculator is fully responsive and works on smartphones, tablets, and desktop computers. The interface automatically adjusts to your screen size. Touch inputs and on-screen keyboards work seamlessly.
Once the page has loaded in your browser, the calculator works without an internet connection. All computation happens locally using JavaScript. Bookmark the page for quick access anytime.
This calculator uses standard, well-established formulas that are widely accepted in education, science, and professional practice. The specific formula is explained in the "How it works" section above.