Emma Up Sleep
Not sleeping well? Take back control with our AI Sleep Coach
Flux
Software that stops your devices from keeping you awake.
Updated June 2026
| Emma Up Sleep | Flux | |
|---|---|---|
| Rating | 3.0★ | 4.8★ |
| Reviews | 4 | 4 |
| Pros | 0 | 4 |
| FactScore™ | 21 | 33.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Emma Up Sleep — Pros
No unique pros listedBoth tools — Pros
—Only in Flux — Pros
Reduces eye strain Color temperature adjustment Improves sleep quality Simple to useOnly in Emma Up Sleep — Cons
—Both tools — Cons
—Only in Flux — Cons
Needs updatesDetails
| Emma Up Sleep | Flux | |
|---|---|---|
| Categories | Activity tracking, Sleep apps, Meditation apps | Health & Fitness, Sleep apps, Mental Health |
| Platforms | Web | Web |
| Added | October 24, 2023 | January 7, 2014 |
| Website | www.emma-up.com | justgetflux.com |
Who Should Pick Which?
Choose Emma Up Sleep if...
- No unique pros listed
Choose Flux if...
- Reduces eye strain
- Color temperature adjustment
- Improves sleep quality
With a FactScore™ of 21 vs 33.2, Flux leads in community reception. Emma Up Sleep uniquely offers No unique pros listed, while Flux stands out for Reduces eye strain and Color temperature adjustment.
What Users Say
Emma Up Sleep
I wanted to try it out with the free trial (that you can select inside the app), but it seems that money has been taken from my bank account anyway? Huge bug or dark UX pattern? App is also quite b...
looking great @ertugrul_cavusoglu, wishing you a great luck! and I mean... who doesn't have sleep related problems these days? definitely will try and give my feedback
No more night-time awakenings. And it's the only app that advises me on what influences my sleep and why—a gorgeous application of state-of-the-art AI technology. Great job :)
Flux
I am using it everyday... have been for years! My eyes are thanking me,
We use Flux because it reduces eye strain during long work sessions at night without forcing a full dark-mode UI.
Solid app that could use some fresh updates.
Related Comparisons
Frequently Asked Questions
Which is better, Emma Up Sleep or Flux?
Based on FactScore™, Flux leads with a score of 33.2 vs 21. Flux has a higher rating of 4.8★ compared to 3.0★.
What are the pros of Emma Up Sleep compared to Flux?
Emma Up Sleep uniquely offers: No unique pros listed.
What are the pros of Flux compared to Emma Up Sleep?
Flux uniquely offers: Reduces eye strain, Color temperature adjustment, Improves sleep quality, Simple to use.
Is Emma Up Sleep better rated than Flux?
Emma Up Sleep is rated 3.0★ from 4 reviews. Flux is rated 4.8★ from 4 reviews.
What is the FactScore™ of Emma Up Sleep and Flux?
FactScore™ weighs rating and review volume together. Emma Up Sleep scores 21 and Flux scores 33.2.
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