Comparison

Tempur® Sleeptracker vs RKIN

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tempur® Sleeptracker

This app analyzes your sleep patterns without requiring you to wear anything. It provides detailed sleep graphs, metrics like heart rate and respiration, and personalized AI-driven tips to help you improve your sleep quality. Wake up refreshed with its smart alarm feature.

Highlights
  • AI Sleep Coach with personalized tips
  • Respiration and heart rate monitoring
  • Sleep cycle alarm
  • Automatic sleep monitoring
  • Detailed sleep graphs and metrics
  • Apple Health integration
Read full description

** THIS APP WILL NOT FUNCTION WITHOUT HARDWARE. This is the companion app for 2023 & newer Tempur® Sleeptracker-AI® Smart Bases. ONE OF THESE DEVICES IS REQUIRED TO USE THIS APP. ** POWERED BY SLEEPTRACKER-AI®: BETTER SLEEP Learn about your sleep - and improve your sleep - with nothing to wear or charge! This is the companion app for the Tempur® Sleeptracker-AI® Monitor which makes your bed a smart bed. The Sleeptracker-AI® system is the first cloud-based, non-invasive IoT sleep optimization solution powered by artificial intelligence (AI) and integrated into the smart home. The app provides detailed daily sleep graphs and sleep metrics derived from accurately and continuously monitoring the sleeper’s respiration rate, heart rate, and movements throughout the night. Easy-to-understand sleep graphs visually distinguish between periods when you were in REM sleep, light sleep, deep sleep, or awake. The AI Sleep Coach delivers personalized tips and insights to help you improve your sleep every night. AI SLEEP COACH The AI Sleep Coach, powered by the Sleeptracker-AI® Artificial Intelligence Engine, provides effective, easy-to-implement, personal sleep tips based on a comprehensive analysis of individual sleep patterns. RESPIRATION AND HEART RATE MONITORING The Sleeptracker-AI® system monitors both respiration and heart rate accurately through the night for deeper sleep analysis, with your data displayed as easy to read charts in the app. SLEEP CYCLE ALARM Optionally select white noise that gently fades away after you've fallen asleep, then set a sleep cycle alarm that will help you Wake Up at the Optimal Time™ in your sleep cycle so you wake up refreshed and more energized. AUTOMATIC SLEEP MONITORING If you choose to record your sleep automatically, there’s nothing to do and nothing to wear. Optionally receive a notification in the morning when your sleep results are available and a daily email with your sleep summary and AI Coach insights. APPLE HEALTH Share your Sleeptracker-AI® sleep data to the Apple Health app. The Sleeptracker-AI® system reports the following sleep-related statistics each night: - REM sleep, light sleep, deep sleep, awake time - Time at which you fell asleep and woke up - Number of times awoken during the night - Continuous respiration rate - Continuous heart rate - Sleep quality metric (scale of 0-100) - Sleep efficiency (time spent in bed vs. total time asleep) - Time it took you to fall asleep Terms of Use: https://sleeptracker.com/static/doc?id=32&ref=sleeptracker-eula Privacy Policy: https://portal.tsi.sleeptracker.com/webview/privacyNotice

About

RKIN

Monitor your home's water and air quality in real-time. The app offers seamless device setup, timely filter replacement reminders, and customizable settings for personalized environmental control. Gain insights with detailed usage reports to ensure a healthy living space.

Highlights
  • Real-time water and air quality monitoring
  • Seamless device setup
  • Filter replacement reminders
  • Customizable appliance settings
  • Detailed usage reports
  • Personalized environmental control
Features
Read full description

Welcome to the RKIN app: Your Ultimate Companion for Effortless Filtration. Real-Time Monitoring: Experience the peace of mind that comes with knowing your water quality and air purity at all times. Our app provides real-time information on filtration performance and air quality, so you can always be confident about the environment you're living in. Seamless Setup: Connecting your devices with the RKIN app is a breeze. Our user-friendly, step-by-step guide ensures you can get everything up and running quickly and confidently, without any unnecessary complications. Filter Replacements: Never worry about when the cartridges are due for replacement or how to reset filter change notifications again. The app provides timely data based on usage and filter life, ensuring the efficient operation of your filtration systems. Customizable Settings: You can adjust the settings of your RKIN appliances according to your preferences. Whether you need enhanced air filtration for allergy relief or would like to schedule your air filtration system to run in sleep mode on certain days at certain hours, the RKIN app lets you personalize your experience. Usage Reports: Our detailed water and air quality reports are the key to understanding your home environment. With our analytics feature, you'll be equipped with the knowledge to make informed decisions about your living space, ensuring a healthy and comfortable home.

Screenshots

Tempur® Sleeptracker4 screens
RKIN4 screens

Verdict

The call

The clearest difference is rating: Tempur® Sleeptracker at 4.7 against RKIN's 1.0. Tempur® Sleeptracker also leads on review sentiment (37% vs 0%) and ratings volume (35K vs 1). RKIN's advantage is iOS requirement (13.0 vs 17.5). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Tempur® Sleeptracker holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Tempur® Sleeptracker has 35K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 37% of Tempur® Sleeptracker's written reviews are positive against 0% of RKIN's.

UpkeepUpdate frequency

Tempur® Sleeptracker ships an update every 3 months, RKIN every 9 months. The most recent releases landed on October 26, 2026 and October 23, 2026 respectively.

Scorecard5 real differences · 5 level
Tempur® Sleeptracker versus RKIN: the parameters behind the verdict, then further details
ParameterTempur® SleeptrackerRKIN
PriceFreeFree
Rating4.7 (35K ratings) — better1.0 (1 ratings)
Positive reviews37.1% of reviews — better0.0% of reviews
Number of ratings35K — better1
Update frequencyEvery 3 months — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.513.0 — better
Further details — not scored
Size98 MB190 MB
Age rating4+12+
DeveloperFullpower®Hotworks

Customer experience

Tempur® Sleeptracker

All ratings32,484 ratings
Positive93.8%
Neutral2.7%
Negative3.5%
Written reviews350 reviews
Positive37.1%
Neutral11.4%
Negative51.4%

RKIN

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Tempur® Sleeptracker

Reported bugs

5 issues
  • Sleep recording not stopping when getting out of bed
  • Firmware update issues and connection problems
  • Remote control function lags and freezes
  • Sleep cycle alarm not working as expected
  • Inconsistent data reporting and missing sleep entries

Requested features

5 requests
  • Local API for sensors and control
  • Customizable wave forms and relaxation modes
  • Apple Watch integration for remote control
  • Improved multi-sleeper detection and tracking
  • Better accessibility and usability for vision-impaired users

RKIN

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Tempur® Sleeptracker

No in-app purchases

None

RKIN

No in-app purchases

Questions

Is Tempur® Sleeptracker free?
Tempur® Sleeptracker is free to download, with no in-app purchases.
Is RKIN free?
RKIN is free to download, with no in-app purchases.
Which has better reviews, Tempur® Sleeptracker or RKIN?
Tempur® Sleeptracker is rated higher. Tempur® Sleeptracker averages 4.7 out of 5 from 35K ratings, while RKIN averages 1.0 from 1 ratings.
Do Tempur® Sleeptracker or RKIN have ads?
Neither Tempur® Sleeptracker nor RKIN shows ads.
Which is updated more often, Tempur® Sleeptracker or RKIN?
Tempur® Sleeptracker ships an update every 3 months, and RKIN every 9 months. Most recently, Tempur® Sleeptracker was updated on October 26, 2026 and RKIN on October 23, 2026.

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