sleep² sleeptracker & analysis

Installs

25.8k

Rating

3.5

Rating count

< 500

Category	Medical
Developer	nukkuaa GmbH
Price	Free
First release	5/29/2024 (last year)
Version	V3.2.1
In-app purchases	No
Contains ads	No
Content rating	Everyone
Package name	com.nukkuaa.app

View on Play Store

Core Metrics

Data Breakdown

Date	Rating Count	Average Rating	Installs	Version
8/2/2025	344	3.480	25,831	V3.2.1
8/1/2025	344	4.429	25,801	V3.2.1
7/31/2025	345	4.429	25,774	V3.2.1
7/30/2025	345	4.429	25,774	V3.2.1
7/29/2025	345	4.429	25,730	V3.2.1
7/28/2025	345	4.429	25,711	V3.2.1
7/27/2025	345	4.429	25,679	V3.2.1
7/26/2025	345	4.429	25,642	V3.2.1
7/25/2025	344	4.429	25,612	V3.2.1
7/24/2025	344	4.429	25,578	V3.2.1
7/23/2025	344	4.429	25,552	V3.2.1
7/22/2025	344	4.429	25,492	V3.1.1
7/21/2025	343	4.429	25,468	V3.1.1
7/20/2025	342	4.429	25,391	V3.1.1
7/19/2025	342	4.429	25,348	V3.1.1
7/18/2025	341	4.429	25,294	V3.1.1
7/17/2025	340	4.429	25,294	V3.1.1
7/16/2025	340	4.429	25,268	V3.1.1
7/15/2025	340	4.429	25,240	V3.1.1
7/14/2025	340	4.429	25,205	V3.1.1
7/13/2025	340	3.500	25,148	V3.1.1
7/12/2025	340	4.429	25,119	V3.1.1
7/11/2025	338	4.429	25,119	V3.1.1
7/10/2025	338	4.429	25,099	V3.1.1
7/9/2025	337	4.429	25,067	V3.1.1
7/8/2025	336	4.429	25,020	V3.1.1
7/7/2025	336	4.429	24,991	V3.1.1
7/6/2025	0	0.000	24,917	V3.1.1
7/5/2025	0	0.000	24,904	V3.1.1
7/4/2025	0	0.000	24,859	V3.1.1
7/3/2025	0	0.000	24,826	V3.1.1
7/2/2025	0	0.000	24,796	V3.1.1
7/1/2025	0	0.000	24,783	V3.1.1
6/30/2025	0	0.000	24,752	V3.1.1
6/29/2025	0	0.000	24,724	V3.1.1
6/28/2025	0	0.000	24,696	V3.1.1
6/27/2025	331	3.200	24,631	V3.1.1
6/26/2025	331	4.429	24,631	V3.1.1
6/25/2025	331	4.429	24,601	V3.1.1
6/24/2025	331	4.429	24,549	V3.1.1
6/23/2025	329	4.429	24,549	V3.1.1
6/22/2025	329	4.429	24,530	V3.1.1
6/21/2025	328	4.429	24,500	V3.1.1
6/20/2025	328	4.429	24,472	V3.1.1
6/19/2025	328	4.429	24,444	V3.1.0
6/18/2025	328	4.429	24,419	V3.1.0
6/17/2025	326	4.429	24,385	V3.1.0
6/16/2025	325	4.333	24,342	V3.1.0
6/15/2025	324	3.667	24,313	V3.0.2
6/14/2025	324	3.667	24,267	V3.0.2
6/13/2025	323	3.400	24,267	V3.0.2
6/12/2025	322	3.583	24,252	V3.0.2
6/9/2025	0	0.000	24,250	V3.0.2
6/8/2025	321	3.167	24,173	V3.0.2
5/29/2025	320	4.333	24,082	N/A
5/28/2025	317	4.200	23,804	N/A
5/27/2025	317	4.200	23,789	N/A
5/24/2025	317	4.200	23,744	N/A
5/22/2025	317	4.200	23,697	N/A
5/21/2025	317	4.200	23,616	N/A
5/20/2025	317	4.200	23,616	N/A
5/19/2025	315	4.200	23,596	N/A
4/28/2025	0	0.000	22,974	N/A
4/24/2025	300	3.400	22,910	N/A
4/23/2025	300	3.500	22,834	N/A
4/22/2025	0	0.000	22,701	N/A
4/15/2025	0	0.000	22,701	N/A
4/10/2025	0	0.000	22,571	N/A
4/6/2025	0	0.000	22,391	N/A
4/5/2025	297	3.650	22,307	N/A
3/10/2025	296	3.650	22,227	N/A
2/27/2025	269	3.375	21,280	N/A
2/25/2025	264	3.412	21,098	N/A
2/24/2025	263	3.563	21,061	N/A
2/20/2025	262	3.533	21,015	N/A
2/17/2025	257	3.533	20,877	N/A

Details

sleep² is your personalized sleep tracker and sleep training.

sleep² is more than just a tracker, we also offer sleep training combined with sleep analysis. Built on extensive research, sleep² is designed for those who prioritize high-quality regeneration.

The sleep² intensive program is a medically certified product approved in the EU, specifically designed for people suffering from acute sleep disorders such as insomnia. Our evidence-based approach has already helped thousands of individuals improve their sleep quality through structured, step-by-step sleep tracking and personalized sleep training.

sleep² Pro: Our sleep tracker continuously adapts to your input and evolves over time. Based on your sleep analysis, you’ll receive personalized information, tips and sleep training.

Our sleep tracker options:
- Option 1: sleep tracker with Polar biodata sensor (H10 or Verity Sense) for the most exact sleep analysis.
- Option 2: Import your data from other devices via Apple Health, Google Health or other supported sleep tracker.
- Option 3: Manually log your nights in the diary.
Regardless of which method you choose, sleep² analyzes your data and provides you with a detailed report.

At the start, you will answer some questions about your current status and receive a sleep training. Based on your data and the program you choose, you’ll have access to:
- Detailed recommendations and tips based on your daily sleep analysis
- Short videos with practical knowledge for optimized sleep training
- Audio relaxation exercises to help you find inner balance
- An interactive chatbot to help you optimize your habits and understand your sleep analysis better
- Updates from science in regularly updated blog posts

sleep² seamlessly syncs with Apple Health & Google Health, allowing you to easily integrate your existing data into your profile. You will have everything important at a glance and can track your progress across platforms.

Unlike traditional labs that often involve long waiting times, we give you access to a precise sleep analysis anytime. Our innovative algorithm analyzes your data each night with a high precision sleep tracker and continuously provides sleep analysis insights and a customized sleep training.

Maximize your experience by using sleep² with a sleep tracker to unlock the full potential of the app. Don’t have a sensor? No problem. You can purchase a compatible sensor directly through the app.

Downloading the App is free and gives you access to basic features. For full access to advanced features like highly accurate analysis and training, a flexible subscription is available. Choose between a monthly or yearly membership – cancel anytime.

Download sleep² now and start your journey to a healthier, more fulfilling life.

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