STELLAR BODIES vs Sleep90
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
STELLAR BODIES
Easily plan and schedule fitness classes directly from your mobile device. View class schedules, sign up, and access location information. Optimize your time and maximize convenience.
- View class schedules
- Sign up for classes
- Access location information
- Mobile class management
- Direct link to Facebook page
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Download the Stellar Bodies App today to plan and schedule your classes! From this App you can view class schedules, sign-up for classes, as well as view location information. You can also click through to our Facebook page! Optimize your time and maximize the convenience of signing up for classes from your mobile device! Download this App today! Also be sure to check out our website at: http://stellarbodiesatl.com/
Sleep90
This app calculates optimal bedtimes and wake-up times based on natural sleep cycles to help you feel more refreshed. It features a user-friendly interface with personalization options and privacy-focused design.
- Calculate optimal bedtimes and wake-up times
- Personalize with light and dark themes
- Haptic feedback for actions
- Save sleep preferences
- Privacy-focused design
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Sleep90 – Smarter Sleep, Better Mornings Have you ever gotten 8 hours of sleep and still felt exhausted? That's because 8 hours wakes you up in the middle of your deepest sleep stage. Wake up refreshed! Sleep90 is your intelligent sleep calculator, designed to help you find the perfect time to go to bed or wake up, based on natural sleep cycles. With a beautiful, easy-to-use interface, haptic feedback, and dark mode support, Sleep90 makes it simple to maximize your rest and start every day at your best. Key Features: - Calculate optimal bedtimes and wake-up times with a tap - Personalize your experience with light and dark themes - Enjoy smooth, tactile haptic feedback for every action - Save your sleep preferences for quick access - Modern, privacy-focused design Whether you want to avoid morning grogginess or just get the most out of your sleep, Sleep90 helps you plan your nights for better days. Download now and take the guesswork out of a good night’s sleep! All Sleep Data is kept on device to optimize privacy.
Screenshots
Verdict
The clearest difference is ads: STELLAR BODIES at none against Sleep90's shown. Sleep90's advantage is update cadence (every 5 days vs monthly) and ratings volume (7 vs 1). On price, rating, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for STELLAR BODIES against 5.0 for Sleep90. That said, the two scores are not equally well evidenced: Sleep90 has 7 ratings behind it against 1, so its average is the more settled of the two.
STELLAR BODIES ships an update monthly, Sleep90 every 5 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | STELLAR BODIES | Sleep90 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (7 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 7 — better |
| Update frequency | Monthly | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 190 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Stellar Bodies | RussellCorp, LLC |
Customer experience
STELLAR BODIES
Sleep90
In-app purchases
STELLAR BODIES
No in-app purchases
Sleep90
No in-app purchases
Questions
Is STELLAR BODIES free?
Is Sleep90 free?
Which has better reviews, STELLAR BODIES or Sleep90?
Do STELLAR BODIES or Sleep90 have ads?
Which is updated more often, STELLAR BODIES or Sleep90?
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