Flourish Science
Flourish Science builds Sunnie, an AI-native mental well-being app designed by Stanford psychologists for college students and therapy patients. It delivers 24/7 personalized coaching via freemium mobile app with a Flourish Plus premium tier.
- Company typePrivate
- Founded2022
- HeadquartersMountain View, United States
- Headcount11–50
- GTM typeB2C
- OfferingSoftware
What Flourish Science does
Flourish Science Inc. is a US-based, seed-stage digital mental health company that develops an AI-native well-being application centered on an AI companion named Sunnie. Sunnie is designed by Stanford psychologists and behavioral scientists to deliver personalized, real-time conversational support grounded in evidence-based therapeutic modalities (CBT, DBT, ACT, and positive psychology). The app includes long-term memory, voice mode, a gamified habit tracker, interactive journaling, guided imagery, and a clinician-designed safety layer that achieved the highest published score (86/100) on Spring Health's VERA-MH clinical safety framework, compared with a 44% average for general-purpose AI chatbots on child-safety benchmarks. The product is HIPAA, GDPR, and CCPA compliant and is available globally on the Apple App Store and Google Play.
The company operates a consumer freemium model: a free tier covers journaling, chat with Sunnie, exercises, community features, and habit tracking, while Flourish Plus is a monthly premium subscription unlocking unlimited chats, unlimited habits, and advanced personalization. Healthcare providers and wellness coaches can claim free or discounted Flourish Plus passes for client use. Distribution is primarily self-serve through mobile app stores, supplemented by clinician referrals, a campus ambassador program, and dedicated B2B channels — Flourish Campus (serving 200+ universities) and Flourish Health Plans (for payer and employer-benefit integration). The company reports 10,000+ monthly active users, 300,000+ downloads, a 4.9 average app store rating, and was the recipient of the 2026 Webby People's Voice Award in AI for Health & Wellness.
Flourish is privately held and headquartered in Mountain View, California. It was founded by Stanford psychologists and a former Google designer, with Dr. Xuan Zhao serving as co-founder and CEO. The company has participated in Stanford's Create+AI Challenge and the MassChallenge and StartX accelerators. Its primary target segment is college students, with secondary segments including therapy patients using the app as a between-session companion and parents evaluating AI mental-health tools for adolescents. A Harvard Business School-conducted randomized controlled trial with 486 students across three universities (University of Washington, Chapman University, and Foothill College) demonstrated statistically significant improvements in positive emotions, sense of belonging, resilience, mindfulness, and reduced loneliness.
Flourish Science firmographics
Firmographics- Name
- Flourish Science
- Legal name
- Flourish Science Inc.
- Website
- https://flouriship.com
- Company type
- Private
- Founded year
- 2022
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Flourish Science builds Sunnie, an AI-native mental well-being app designed by Stanford psychologists for college students and therapy patients. It delivers 24/7 personalized coaching via freemium mobile app with a Flourish Plus premium tier.
- Ownership category
- akta.pro rank
Flourish Science industry classification
Industry- Product category
- Digital Mental Health Software
- NAICS
- Software Publishers (5132)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- Meditation Apps, Digital Courses & Online Communities (HSADAJAH)
- akta.pro secondary industries
- Mental Wellness & Resilience Education (Non-clinical) (EDAAAHAK), Mindfulness, Meditation & Stress Management Education (EDAAAHAD), Workplace Wellness & Wellbeing Education (EDAAAHAN), Wellness Program Design & Accountability Coaching (HSADAGAC)
Keywords
Where Flourish Science is headquartered
LocationHeadquarters
- HQ city
- Mountain View
- HQ country
- United States
- HQ region
- North America
Markets served
Flourish Science business model
Business model- GTM type
- B2C
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Infrastructure, Operations
Revenue model
- Freemium App (Free Tier): Free version of the Flourish app includes journaling, chat with Sunnie, exercises, community features, guided imagery, deep breathing, habit tracking, focus timer, interactive journal, and positive affirmations.
- Flourish Plus Premium Subscription: Flourish Plus premium subscription offers unlimited chats, unlimited habits, and more advanced personalization. Healthcare providers and wellness coaches can receive 3-month free passes or discount codes for patients/clients.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Others | Free version with core well-being tools including journaling, chat, exercises, community, guided imagery, habit tracking, and focus timer. |
| Subscription | Monthly | Flourish Plus premium subscription with unlimited chats, unlimited habits, and advanced personalization. |
Go-to-market motion2 records
Distribution channels5 records
Marketing channels8 records
Flourish Science product offering
Product offeringCore offering
Flourish Science operates an AI-native mental health and well-being platform centered on the Flourish mobile app and its AI well-being coach, Sunnie. The app delivers 24/7 personalized emotional support, stress and anxiety management, habit building, journaling, guided imagery, and community features grounded in evidence-based therapeutic approaches (CBT, DBT, ACT, positive psychology). It serves individual consumers as a freemium app with a Flourish Plus premium subscription, and offers specialized institutional programs (Flourish Campus for universities, Flourish Health Plans for insurers, and a Provider Access program for healthcare providers).
Product overview
Flourish Science offers a unified AI-native mental health platform centered on the Flourish app and its Sunnie AI system. The product portfolio includes the core Flourish App with Sunnie AI as the intelligent interface, a premium Flourish Plus subscription for enhanced features, Compliment Cards for social engagement, and specialized platforms for educational institutions (Flourish Campus) and health plans (Flourish Health Plans). The platform combines behavioral science, evidence-based therapeutic approaches (CBT, DBT, ACT, positive psychology), and AI technology to deliver 24/7 personalized mental health support.
Differentiator
Problem solved
Functional benefit
Brands
- Flourish Plus: Premium subscription offering unlimited chats, unlimited habits, and advanced personalization features, in addition to the free version's journaling, chat, exercises, and community tools.
Products and services
- Flourish App An AI-native mental health and well-being app powered by the Sunnie AI system, providing 24/7 personalized support for stress management, emotional health, habit building, and personal growth through evidence-based therapeutic approaches. Distributed via Apple App Store and Google Play.
- Sunnie AI An AI well-being coach designed by psychologists, providing personalized real-time conversational support for emotional regulation, resilience building, and mental wellness with long-term memory, voice mode, and clinician-designed safety protocols.
- Compliment Cards A standalone social feature enabling users to send digital compliment cards to others, promoting positive interactions and kindness within the Flourish community.
- Flourish Campus A specialized platform serving college and university students, providing campus-specific AI-powered mental health support reaching students from more than 200 college campuses.
- Flourish Health Plans A health plan integration program providing AI-powered well-being support as a covered benefit to insurance members, delivering evidence-based mental health resources at scale.
Quantifiable outcome
- Statistically significant improvements in positive emotions, sense of belonging, resilience, mindfulness, and reduced loneliness across 486 students in randomized controlled trial
- +4 more outcomes
Companies that use Flourish Science
Customer profileNamed customers5 records
Segments3 records
Ideal customer profiles4 records
Flourish Science technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability6 records
Feature7 records
Flourish Science partnerships and signals
Strategic signalPartnerships
Eleven partnerships are on record, tiered core and supporting.
- Harvard UniversitycoreHarvard University published a working paper presenting the world's first randomized controlled trial evaluating an AI-based well-being coaching intervention (Flourish), conducted across three universities with 486 students. Harvard Business School Assistant Professor Julian De Freitas co-authored the study published in November 2025.
- JED FoundationcoreMental health and AI safety experts from the JED Foundation co-organized a webinar with Flourish Science to share evidence-based guidance on evaluating AI mental health tools for clinicians and parents. The platform supports the JED Foundation's Comprehensive Approach to campus mental health.
- American Psychological AssociationcoreMental health and AI safety experts from the American Psychological Association co-organized a webinar with Flourish Science to share evidence-based guidance on evaluating AI mental health tools.
- Stanford UniversitycoreFlourish Science was founded by Stanford psychologists and collaborates with researchers from Stanford. The company was part of Stanford's Create+AI Challenge cohort and won the AI+Create Award. Sunnie AI is trained by Stanford scientists.
- University of WashingtoncoreOne of three universities participating in the Harvard-published randomized controlled trial evaluating Flourish's AI-based well-being coaching. Study found statistically significant improvements in positive emotions, resilience, mindfulness, and reduced loneliness.
- UC BerkeleycoreFlourish Science participated in a Berkeley Summit House event featuring co-founder and CEO Dr. Xuan Zhao. Researchers from UC Berkeley collaborate with the company on evidence-based mental health research.
- Spring HealthcoreSpring Health developed the VERA-MH clinically validated safety evaluation framework for conversational AI systems. Flourish's Sunnie received the highest rating (86/100) on this framework. Experts from Spring Health co-organized the AI mental health safety webinar with Flourish Science.
- Crisis Text LinesupportingCrisis Text Line is featured as a crisis resource within the Flourish app and is listed among trusted partner organizations, providing escalation pathway for users in crisis.
- StartXsupportingStartX is a startup accelerator. Flourish Science appears in StartX's portfolio of startups, indicating it has participated in or been associated with the StartX accelerator program.
- Chapman UniversitysupportingOne of three universities participating in the Harvard-published randomized controlled trial evaluating Flourish's AI-based well-being coaching intervention across 486 students.
- Foothill CollegesupportingOne of three universities participating in the Harvard-published randomized controlled trial evaluating Flourish's AI-based well-being coaching intervention across 486 students.
Scale indicators10 records
Recent moves6 records
Expansion highlights3 records
Flourish Science competitors and assessment
Company assessmentDirect peers
- Earkick: Earkick is an AI-powered mental health and habit tracker app using real-time mood measurement and conversational AI, closely comparable to Flourish's habit-tracking, journaling, and Sunnie chat experience.
- Wysa: Wysa offers an AI chat-based mental wellness app grounded in CBT, DBT, and behavioral techniques with a freemium model and health plan/B2B distribution, closely mirroring Flourish's product, methodology, and go-to-market.
- Woebot Health: Woebot builds an AI chatbot for mental health support using CBT principles, directly competing with Flourish's Sunnie as a conversational AI well-being companion targeting similar consumer and clinical use cases.
- Youper: Youper provides an AI mental health companion app combining CBT and behavioral science with personalization, directly competing with Flourish on app store positioning and emotional support functionality.
Emerging players
- Slingshot AI: Slingshot AI develops an AI mental health companion for younger consumers, overlapping with Flourish's core college-student and Gen Z audience and competing on AI-driven emotional support.
- Spring Health: Spring Health provides employer/payor mental health benefits including the VERA-MH framework that validated Flourish's safety, comparable in B2B distribution, clinical evidence emphasis, and employer health-plan channel.
Broad incumbents
- Calm: Calm is a leading consumer meditation and wellness subscription app with similar mindfulness, sleep, and stress-management content and a broader portfolio of audio content rather than AI coaching specialization.
- BetterHelp: BetterHelp operates the largest online therapy marketplace, serving the same therapy-patient segment that Flourish targets as a between-session companion, although its primary offering is human clinician matching.
- Headspace Health: Headspace (merged with Ginger) offers meditation/wellness content plus clinician access and B2B employer distribution, overlapping with Flourish on mindfulness, employer channels, and mental health support.
Regional players
- Modern Health: Modern Health is a global mental health platform for employers and health plans combining AI self-service, coaching, and therapy, competing with Flourish Campus and Flourish Health Plans in the institutional channel.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks5 records
Key highlights7 records
Customer concentration
Flourish Science social profiles
Digital presenceFlourish Science compliance and trust
Trust signalCompliance3 records
Flourish Science financial estimates
Financial estimateRevenue estimate
Valuation estimate
Flourish Science leadership team
Management profileNumber of profiles
Profiles1 record
Flourish Science funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Flourish Science M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Flourish Science
What does Flourish Science do?
Flourish Science operates an AI-native mental health and well-being platform centered on the Flourish mobile app and its AI well-being coach, Sunnie. The app delivers 24/7 personalized emotional support, stress and anxiety management, habit building, journaling, guided imagery, and community features grounded in evidence-based therapeutic approaches (CBT, DBT, ACT, positive psychology). It serves individual consumers as a freemium app with a Flourish Plus premium subscription, and offers specialized institutional programs (Flourish Campus for universities, Flourish Health Plans for insurers, and a Provider Access program for healthcare providers).
Is Flourish Science a public or private company?
Flourish Science is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Flourish Science founded?
Flourish Science was founded in 2022. It employs 11 to 50 people.
Where is Flourish Science based?
Flourish Science is headquartered in Mountain View, United States, in the North America region.
How does Flourish Science make money?
Two revenue lines are on record. Freemium App (Free Tier) is the primary driver. The others are flourish Plus Premium Subscription.
Who are Flourish Science's main competitors?
Direct peers on record are Earkick, Wysa, Woebot Health and Youper. Emerging players are Slingshot AI and Spring Health. Broad incumbents are Calm, BetterHelp and Headspace Health. Modern Health is listed as a regional player.
Does Flourish Science have an API?
No public API is recorded for Flourish Science.
What industry is Flourish Science in?
Flourish Science's product category is Digital Mental Health Software. Its primary akta.pro industry code is HSADAJAH, Meditation Apps, Digital Courses & Online Communities, with a secondary code of EDAAAHAK, Mental Wellness & Resilience Education (Non-clinical). Its NAICS code is 5132 and its SIC code is 7372.