The Sleep Diary vs SomniRx
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Sleep Diary
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.
- Research study enrollment required
- Daily sleep symptom assessments
- Calendar for missed entries
- Graphical data summaries
- Customizable assessment reminders
- Secure login with ID and password
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The Sleep Diary app is a sleep research and clinical tool that collects information about the user’s sleep related symptoms and behaviors. Users can only access the app if they are enrolled in research studies being conducted by Dr. Anne Richards at the San Francisco VA Medical Center. Specific Features 1. Login ID and Password To engage with any feature of the Sleep Diary app, the user must login using an assigned Login ID and Password ensuring that data are only collected on participants enrolled in the designated research studies. Eligibility for any study using the app is determined by the research staff, and only eligible participants will receive a Login ID and Password that will allow access into the Sleep Diary app. 2. App version Users will be assigned a version of the app that applies to their participation. For example, some study subjects will complete the veteran version of the app, while their bed partners enrolled in the study will complete the bed partner version of the app. 3. Morning/Afternoon/Evening/Night Assessment Users will complete the assessments displayed on the app’s home screen daily in order to record information about their sleep related symptoms and behaviors. 4. Calendar Users can use the Calendar page to access incomplete assessments from previous days in the case that an assessment was missed or not completed. 5. Summary If enabled, the Summary page displays a graphical representation of the data from the user’s daily responses. Zooming in on the graph allows the user to see responses from individual dates. 6. Reminder Settings The Reminder Settings page allows users to set alarms for each assessment to remind the user to complete the assessment each day. A push notification will be sent at the alarm time to remind the user to complete the assessment. 7. Data Collection The app’s data collection includes all responses to the daily assessments. No personally identifiable information is recorded (e.g. name, birthday, etc.) through the app. Only research staff have access to any data collected by the app.
SomniRx
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SomniRx is a sleep tracking application designed to help patients better understand their nights and track their accompaniment. With SomniRx, you can: • fill your sleep diary • visualize your nights and their evolution • complete sleep-related tests and questionnaires • consult your results and your therapeutic follow-up • find your recommendations and instructions transmitted by your practitioner • access your prescriptions and documents if available The application has been designed to offer a clear, structured and easy-to-use daily experience. Key features: Sleep diary Fill in your schedules, your sleep latency, your night awakenings, your naps and your feelings. Your data is organized to allow regular monitoring. Tests and questionnaires Complete various sleep-related tests and consult your scores directly in the application. Therapeutic follow-up Find the interventions and recommendations shared by your practitioner in a readable format adapted to the mobile. Easy reading Some therapeutic instructions are available in an optimized reading mode for better readability. Mobile experience SomniRx offers simple navigation, quick access to essential information and a display designed for use on smartphones. Important SomniRx is a monitoring and support tool. The information displayed in the application does not replace medical advice, diagnosis or care by a health professional. For any questions regarding your care, contact your practitioner.
Screenshots
Verdict
The clearest difference is update cadence: SomniRx at every 3 weeks against The Sleep Diary's every 8 months. The Sleep Diary's advantage is iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
The Sleep Diary ships an update every 8 months, SomniRx every 3 weeks. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.
| Parameter | The Sleep Diary | SomniRx |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (7 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 8 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Requires iOS | 12.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 18 MB | 44 MB |
| Age rating | 4+ | 12+ |
| Developer | Anne Richards | Thomas Schott |
In-app purchases
The Sleep Diary
No in-app purchases
SomniRx
No in-app purchases



