Stellar Sleep
Break the insomnia cycle tonight. The #1 mobile app for insomnia.
11 employees · est. 2021 · San Francisco, United States
Zarbee's
We believe in the power of simple, curated ingredients, inspired by nature & backed by science.
10 employees · est. 2008 · United States
Zarbee's is the older company (2021 vs 2008); Stellar Sleep is the larger of the two.
Side-by-Side Comparison
| Metric | Stellar Sleep | Zarbee's |
|---|---|---|
| Founded | ||
| Founded | 2021 | 2008 older |
| Headquarters | ||
| Headquarters | San Francisco, United States | United States |
| Employees | ||
| Employees | 11 larger | 10 |
| Industry | ||
| Industry | Health Care, Health and Wellness, Mobile | Health Care, Wellness Beauty |
| Funding Stage | ||
| Funding Stage | Seed | Series Unknown |
| Total Funding | ||
| Total Funding | $6.13M | $24.64M |
| Funding Rounds | ||
| Funding Rounds | 3 | 5 |
| Services | ||
| Services | CBT-I program for insomnia, customized sleep improvement plans, mobile application for sleep therapy, insomnia symptom diagnosis | Not tracked yet |
| Target Customers | ||
| Target Customers | individuals suffering from insomnia, clinicians and healthcare providers, employers seeking health solutions for employees | Not tracked yet |
| Taxonomy | ||
| Taxonomy | Insomnia Management, Sleep Psychology, Customized Sleep Insights, Digital Health Solution, Chronic Insomnia, Sleep Pattern Analysis, Behavioral Change, Life-long Sleep Improvement, Sleep Wellness, Health Technology, Personalized Recommendations, Mobile Health App, Sleep Disorder Solutions, Mental Health Focus, Lifestyle-based Interventions | Natural Remedies, Pediatric Healthcare, Organic Ingredients, Holistic Wellness, Family Health, Immunity Support, Child-friendly Products, Honey-based Remedies, Drug-free Solutions, Vitamin-based Products, Homeopathic Remedies, Health-conscious Families, Wellness Brand, Cough Syrup, Sleep Support |
| Website | ||
| Website | stellarsleep.com | zarbees.com |
About Stellar Sleep
Stellar Sleep, founded in 2021, is shaping the future of sleep improvement through its mobile app, positioned as the #1 mobile app for insomnia. The company's unique value proposition lies in its psychologically-driven approach to remedying sleep issues. By addressing underlying psychological patter...
About Zarbee's
Zarbee's is a Health Care startup founded in 2007 with the mission to provide natural, effective, and safe wellness solutions for families. The company's founder, Dr. Zak Zarbock, a pediatrician, was inspired by nature and guided by science to create drug-free products to promote the health of his c...
We will tell you when either one moves
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Funding, hiring, leadership and stack changes at Stellar Sleep and Zarbee's — by email.
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Compiled from the BounceWatch company index. We last looked at Stellar Sleep on 14 Mar 2026, and Zarbee's on 12 Sep 2024. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.