SleepImage vs Smith Performance Center
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SleepImage
This app records, transfers, and analyzes sleep quality data when paired with specific devices. It offers a simple, intuitive experience for understanding sleep diagnostics and empowering better health decisions. It is designed for reliability and accuracy, turning complex sleep information into actionable insights.
- Record sleep quality data
- Transfer sleep data
- Analyze sleep quality
- Pair with SleepImage devices
- Intuitive user experience
- Actionable sleep insights
Read full descriptionHide full description
Sleep better – Live better. The SleepImage Mobile App makes understanding your sleep effortless. Designed for reliability, simplicity, and accuracy, it pairs seamlessly with SleepImage devices to record, transfer, and analyze sleep quality data using the FDA-cleared CE-marked SleepImage System software (SaMD). Built for reliability and ease of use, the SleepImage app provides a modern, intuitive experience across iOS devices. Whether you’re completing a home sleep test or collaborating with your healthcare provider, SleepImage turns complex sleep diagnostics into clear, actionable information. Why you’ll love the SleepImage app: -- Reliable & Accurate: Built on a secure, medical-grade sleep health platform trusted worldwide. -- Simple & Intuitive: Guided setup and pairing makes home sleep testing easy. -- Smarter Insights: High-quality, sleep analysis data empowers better clinical decisions. -- Cross-Platform Consistency: Enhanced performance and compatibility. If you experience poor sleep, snoring, or suspect a sleep disorder, talk to your healthcare provider about a SleepImage evaluation. Reliable data leads to better understanding—and better health. Learn more at www.sleepimage.com. ABOUT SLEEPIMAGE SleepImage is a global innovator in clinically validated, non-invasive sleep health technology. Backed by more than 130 peer-reviewed scientific publications, our medical-grade sleep monitoring systems help clinicians bring objective sleep health assessment into everyday care. SleepImage — redefining how the world measures sleep.
Smith Performance Center
This app offers guided physical therapy and strength training programs to help users manage their health and live an active lifestyle. It provides easy-to-follow workouts, access to coaches for motivation, and injury rehabilitation exercises.
- Easy workout programs on phone
- Access training on the go
- Coach communication for accountability
- Injury rehabilitation exercises
- Sync with Apple Health
Read full descriptionHide full description
Smith Performance Center exists because people deserve to understand how to manage their health and live an active lifestyle. Our team provides testable solutions in physical therapy and strength training that every person needs to succeed. When people seek guidance from Smith Performance Center, they take control of their health and bring joy back into their life. SPC members receive an elevated training experience: • Easy to follow workout programs right on your phone • Access to your training program on the go • Stay motivated & accountable with communication to SPC coaches • Stay active with exercise while rehabbing your injury • Sync with Apple Health app to update your metrics instantly Join SPC now and let’s build lifelong strength!
Screenshots
Verdict
The clearest difference is rating: Smith Performance Center at 5.0 against SleepImage's 3.1. SleepImage's advantage is ratings volume (186 vs 9). On price, update cadence, ads and in-app purchases 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.
Smith Performance Center holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: SleepImage has 186 ratings behind it against 9, so its average is the more settled of the two.
SleepImage ships an update monthly, Smith Performance Center every 3 weeks. Both last shipped on November 7, 2026.
| Parameter | SleepImage | Smith Performance Center |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (186 ratings) | 5.0 (9 ratings) — better |
| Positive reviews | 30.4% of reviews | — |
| Number of ratings | 186 — better | 9 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 397 MB |
| Age rating | 4+ | 4+ |
| Developer | SleepImage | Smith Performance Center LLC |
Customer experience
SleepImage
Smith Performance Center
Bugs and requests
SleepImage
Reported bugs
13 issues- Error messages when entering patient ID
- Device disconnects
- Uploads get stuck
- Data not received by sleep clinic
- App doesn't work on newer iPhones/Android
Show 8 moreShow fewer
- App crashes or stops frequently
- App disconnects from device during overnight study
- Cannot log in with patient ID
- System error on login
- Bluetooth connection issues
- App never uploads data
- App doesn't connect
- App has connection problems
Requested features
7 requests- Notification for Bluetooth disconnection
- Notification for recording stoppage
- App continues to collect and sync data when closed
- Option to bypass email sign-up
- Improved customer service
Show 2 moreShow fewer
- Retry feature for data upload
- Clearer instructions for Bluetooth connection
Smith Performance Center
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SleepImage
No in-app purchases
Smith Performance Center
No in-app purchases
Questions
Is SleepImage free?
Is Smith Performance Center free?
Which has better reviews, SleepImage or Smith Performance Center?
Do SleepImage or Smith Performance Center have ads?
Which is updated more often, SleepImage or Smith Performance Center?
Other comparisons















