3am Archive: Sleep Detective
智平 王 Health & Fitness iPhoneiPadiPod touch
3am Archive: Sleep Detective is a free Health & Fitness app for iPhone and iPad by 智平 王. Requires iOS 16.4. Updated October 5, 2026.
- Price
- Free
- on the App Store
- Size
- 55 MB
- Age 9+
- Updated
- Oct 5
- 2026 · v1.0.1
Screenshots
About 3am Archive: Sleep Detective
3am is a bedtime ritual, wrapped around a slow-burning mystery. Every night, before you sleep: write down one small win from today, leave a note for tomorrow, plug in your charger. That's the whole ritual — three small things, at your own bedtime, however late that is. Do it, and a page turns. An old coffee shop stands where a 16th-century perfumery once did — and before that, a theatre, a printing house, and more. Loven, who works at the library down the street, starts pulling the threads together: letters, court records, a missing cat, a red light that appears in an empty theatre at night. Sixty nights. One original story, told a page at a time, only to people who show up. An orange cat wanders through it all — in the story, and (if you turn it on) in a small, optional AI companion that reads what you wrote and answers back the next night. Off by default. You decide if it's part of your ritual. — A real nightly habit: a win, tomorrow's plan, a streak you can see — An ongoing mystery that only advances when you archive — A clue board, a relationship map, letters, a growing case file — An orange cat who may, if you let it, remember what you tell it — Fully bilingual — English and Chinese, switch anytime — First 7 nights free. After that, one purchase unlocks the rest. No subscription, nothing that keeps charging you for a story that ends 3am doesn't ask you to perform productivity. It asks for three small things, once a night, and gives you a little more of a story in return. You're welcome to reach me through any of the following: Email: [email protected]
What’s new
Version 1.0.1 · Updated October 5, 2026
1.0.1 update: · Fixed an issue where long story nights couldn't be scrolled to the end · Fixed the Nightly Archive page sometimes failing to scroll to older entries · Fixed scrolling on the Privacy Policy and Terms pages · Fixed a display issue with the Night 10 case photo
App privacy
The developer, 智平 王, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- User Content: Other User Content
- Identifiers: Device ID
- Usage Data: Product Interaction
Used for: App Functionality
Alternatives to 3am Archive: Sleep Detective
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| 3am Archive: Sleep Detective | – | Free | October 5, 2026 | |
| Data2Dao: BigData Cultivation | 5.0 / 5 (1) | Free | Oct 12, 2026 | Compare |
| DianDianS: Sleep Habits | 5.0 / 5 (21) | Free | Oct 7, 2026 | Compare |
| Ultimate Focus: App Blocker | 2.0 / 5 (1) | Free | Sep 9, 2026 | Compare |
| NowSleep: Sleep Routine | – | Free | Oct 3, 2026 | Compare |
| LumiFlow: Sleep & Energy Coach | 5.0 / 5 (2) | Free | Oct 11, 2026 | Compare |
| Link自律计划 | 5.0 / 5 (1) | Free | Mar 14, 2025 | Compare |