Sleep Words for Overthinking
Kengo Shimizu Health & Fitness iPhoneiPadiPod touch
Sleep Words for Overthinking is a free Health & Fitness app for iPhone and iPad by Kengo Shimizu. Requires iOS 15.1. Updated August 11, 2026.
- Price
- Free
- on the App Store
- Size
- 461 MB
- Age 4+
- Updated
- Aug 11
- 2026 · v1.0.6
Screenshots
About Sleep Words for Overthinking
Sleep Words for Overthinking is an audio-first sleep support app for people who tend to overthink at night. Just listen to the words as they play, and picture each one softly. The app is designed to help you take a little distance from looping thoughts and spend the time before sleep more calmly. Because the experience is mainly audio-based, you do not need to keep looking at your phone. It is simple and easy to start, even if meditation apps have felt difficult for you. How to use it: 1. Start a session 2. Gently picture each word as it plays 3. When you feel sleepy, simply let yourself rest You can also adjust the voice, speaking style, playback speed, session duration, word interval, and BGM. Main features: ・Automatic word audio playback ・Voice selection ・Speaking style selection ・Playback speed selection ・Session duration settings ・Word interval settings ・BGM settings ・Separate volume controls for word audio and BGM ・Favorites ・Word blocking settings ・Audio playback while the screen is locked Some features are available with Premium. Premium unlocks more words, voices, BGM, favorites, and expanded word blocking settings. Recommended for nights when: ・Your thoughts keep going after getting into bed ・You do not want to keep looking at your screen before sleep ・You want calm audio to help settle your mind ・You want something simple with minimal setup ・You wake up during the night and want a gentle way to rest again This app is inspired by the idea of Cognitive Shuffle / Serial Diverse Imagining. It is intended as a general sleep, rest, and relaxation support app. It is not intended for medical diagnosis, treatment, or prevention. If you have concerns about your sleep or health, please consult a medical professional. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/hitsujiga0hiki-privacy-policy/
What’s new
Version 1.0.6 · Updated August 11, 2026
- Fixed an issue where spoken word audio could fail to play. - Improved the voice settings display. - Made minor stability improvements.
App privacy
The developer, Kengo Shimizu, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Sleep Words for Overthinking
Looking for apps like Sleep Words for Overthinking? Here are 6 similar apps on the App Store. The highest rated is Cognitive Shuffle: No Insomnia (5.0/5), and all 6 are free to download.
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eazynap: Cognitive Shuffle
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Kotonemu
-
Oyasumi Shuffle
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Wisp: Fall Asleep, Quiet Mind
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Cognitive Shuffle: No Insomnia
5.0
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Wholefully Healed
5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Sleep Words for Overthinking | – | Free | August 11, 2026 | |
| eazynap: Cognitive Shuffle | – | Free | Sep 9, 2026 | Compare |
| Kotonemu | – | Free | Aug 29, 2026 | Compare |
| Oyasumi Shuffle | – | Free | Jul 5, 2026 | Compare |
| Wisp: Fall Asleep, Quiet Mind | – | Free | Jun 25, 2026 | Compare |
| Cognitive Shuffle: No Insomnia | 5.0 / 5 (1) | Free | Sep 29, 2026 | Compare |
| Wholefully Healed | 5.0 / 5 (1) | Free | Aug 9, 2026 | Compare |