With an average user rating of 4.4★, the the sleep diary category is one of the App Store's strongest. Browse all 212+ apps we track, sorted so the most loved ones surface first.
This app collects sleep-related symptoms and behaviors for research participants. Access is restricted to those enrolled in studies by Dr. Anne Richards at the San Francisco VA Medical Center, requiring a unique login. It offers daily assessments, a calendar for missed entries, and data summaries.
This app helps you improve sleep and energy levels by tracking sleep debt and circadian rhythms. It offers personalized recommendations, guided meditations, and smart alarms based on sleep science.
This app offers personalized mental wellness tools, including meditations, sleep stories, life coaching, and CBT. It uses advanced algorithms to tailor content to your needs, helping you find peace, reduce stress, and improve sleep. Join a community of millions and build a daily self-care habit.
What are the best the sleep diary apps for iPhone?
The Sleep Diary tops our the sleep diary apps ranking as of June 2026, with a 1.0-star average from 7 App Store ratings, and it's free to download.
Are there free the sleep diary apps for iPhone?
Yes — 20 of the top the sleep diary apps we rank are free to download, including The Sleep Diary and RISE: Sleep Tracker.
Does The Sleep Diary have ads or in-app purchases?
The Sleep Diary has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
How many the sleep diary apps are on the App Store?
We track 212+ the sleep diary apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
How do I get access to The Sleep Diary?
Access to The Sleep Diary is strictly limited to participants enrolled in research studies conducted by Dr. Anne Richards at the San Francisco VA Medical Center. You will receive a unique Login ID and Password from the research staff if you are eligible and enrolled.
What kind of data does The Sleep Diary collect?
The Sleep Diary collects information about your sleep-related symptoms and behaviors through daily assessments. It does not record personally identifiable information such as your name or birthday. Only research staff have access to the collected data.