ぐっすり~ニャ/睡眠記録 vs ぐっすリン
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ぐっすり~ニャ/睡眠記録
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“Gussuri-nya” is a sleep log app. which delightfully supports your sleep improvement featuring “Leonyardo Fuminci,” a brand character for Japanese OTC sleep-aid brand Drewell. This app. has many functions as below: Track your sleep condition: the smartphone’s acceleration sensor catches your movement during sleep and creates a graph so that you can check your sleep condition Trigger for improvement: the app. also records the number of hours of daily sleep on a calendar so you can understand how your sleep condition affects how you feel the next morning Collect virtual Leonyardo Fuminci items: depending on the number of times you use this app., you can earn virtual items for Fuminci’s comfortable sleep Save the image: Comfortable sleep coordination picture of Fuminci’s This app. was developed under the supervision of Dr. Yoshihiko Koga, head professor of department of Neuropsychiatry, School of Medicine, Kyorin University. Applicable for: iPhone 6s / iPhone SE / iPhone 7 / iPhone 8 / iPhone X / iPhone XS / iPhone XR / iPhone 11/ iPhone 11 Pro Applicable for iOS9 or later versions Only available in Japanese 【Precautions for use】 -Please make sure to have it connected to power source when using. -Please have the liquid crystal display side of iPhone face down and place it close to your pillow as much as possible. -If you lock your iPhone, your sleep will not be recorded. Please do not lock your iPhone when using. -Please note that when you press the home button when recording your sleep, recording will stop. Graph will be generated only to the point when it stopped. By reactivating the application, you can record how you feel when you woke up. - Sleep recording will end when you receive a call and pick up the phone to talk, when you receive a mail and activate the mail function, or when you receive an alert and activate applications other than“Gussuri-nya”.
ぐっすリン
This app offers a variety of relaxing sounds, including nature, music, and ambient noises, to help users fall asleep naturally and reduce stress. Users can create custom sound mixes, set timers, and enjoy background playback for a peaceful experience.
- 43 types of healing sounds
- Favorite sound combinations
- Adjustable timer (30, 60, 90 min)
- Background playback
- Share sounds on social media
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最近なんだか眠れない…、日々ストレスを感じている、リラックスできる音楽を聴きたい。 そんな方におススメの、快眠音アプリです。 雨や森、虫の声などの自然の音に加え、電車内、ジャズなどリラックスできる音を好きな音量で聞けます。 気持ちをリラックスさせて、自然な深い眠りにつきましょう。 ■43種類の癒しの音を用意 雨、小鳥、虫の声、ピアノ、ジャズ、電車内音などリラックスできる音を集めました! ■便利なお気に入り機能 気に入った組み合わせは、「お気に入り」に登録しておけば、いつでもタップするだけで聞くことができます。 ■便利なタイマー機能 30、60、90分のタイマーを設定することができるので、止め忘れも防止します。 ■BGMとしても使えます! バックグラウンドでの再生ができるので、他のアプリや操作しながらでも、癒しの音が楽しめます。 ■気に入った音は気軽にシェア Facebook、Twitter、LINEなどで気軽に共有できます。 ※一部の楽曲ではOtoLogicの素材を使用しております。
Screenshots
Verdict
The clearest difference is rating: ぐっすり~ニャ/睡眠記録 at 5.0 against ぐっすリン's 4.0. ぐっすり~ニャ/睡眠記録 also leads on ads (none vs shown) and review sentiment (100% vs 81%). ぐっすリン's advantage is ratings volume (466 vs 1) and update cadence (every 3 weeks vs every 2 months). On price, 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.
ぐっすり~ニャ/睡眠記録 holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: ぐっすリン has 466 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ぐっすり~ニャ/睡眠記録's written reviews are positive against 81% of ぐっすリン's.
ぐっすり~ニャ/睡眠記録 ships an update every 2 months, ぐっすリン every 3 weeks. Both last shipped on November 1, 2026.
| Parameter | ぐっすり~ニャ/睡眠記録 | ぐっすリン |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.0 (466 ratings) |
| Positive reviews | 100.0% of reviews — better | 80.7% of reviews |
| Number of ratings | 1 | 466 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 35 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | エスエス製薬株式会社 | Karadanote Inc. |
Customer experience
ぐっすり~ニャ/睡眠記録
ぐっすリン
Bugs and requests
ぐっすり~ニャ/睡眠記録
Not enough reviews yet to summarise bugs or requests.
ぐっすリン
Reported bugs
6 issues- Timer button unresponsive
- App crashes on launch
- App closes when internet is opened
- App closes when screen is turned off
- Volume adjustment not working for some sounds
Show 1 moreShow fewer
- App closes after iOS update
Requested features
8 requests- Allow custom timer durations (e.g., 25 minutes)
- Add more instrument sounds (ocarina, recorder, flute)
- Add sounds like turning pages or pencil writing
- Display countdown timer on screen
- Allow deletion of user-created posts
Show 3 moreShow fewer
- Add more music tracks (flute, ukulele)
- Add more piano music variations
- Support landscape mode on iPad
In-app purchases
ぐっすり~ニャ/睡眠記録
No in-app purchases
ぐっすリン
No in-app purchases









