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Written & Reviewed by Rajul Raturi — IT Professional & Web Developer

Rajul Raturi holds an MCA (Master of Computer Applications) and has 25+ years of experience in the IT industry. He is the founder of WakeUpTimeCalculator.com and AgeCalcAI Free Age Calculator. All content is based on research from the National Sleep Foundation (USA), NHS (UK), and peer-reviewed sleep medicine journals. Last reviewed: March 2026.

About WakeUpTimeCalculator.com

WakeUpTimeCalculator.com is a free sleep tools website founded by Rajul Raturi — MCA graduate with 25+ years of experience in the IT industry. All sleep science content is based on research from the National Sleep Foundation (USA), NHS (UK), and peer-reviewed sleep medicine journals.

We welcome feedback from users in USA, UK, Canada, Australia, and worldwide. Whether you have a suggestion for a new sleep tool, found a bug, or want to collaborate on a sleep health project, we read every message and typically respond within 24 hours.

You can also explore our partner site AgeCalcAI.com for a range of other free calculators. For sleep-related questions, our wake up time calculator, sleep calculator, and sleep quality calculator, bedtime calculator, nap time calculator, and sleep debt calculator may already have the answer you need.