
Delivers blazing-fast keyboard-driven email management, but lacks Missive's team-first shared inboxes and built-in internal chat channels.
Headspace records 1,686,204 monthly visits with +4.3% month-over-month growth and Free Trial, Paid pricing. Missive records 631,353 monthly visits with +0.2% growth and Free Trial, Paid pricing.

Collaborative inbox and email management for teams
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | headspace.com | missiveapp.com |
| Pricing Model | Free Trial, Paid | Free Trial, Paid |
| Monthly Visits | 1.69M (1,686,204) | 631.35K (631,353) |
| MoM Traffic Delta |
| +69.88K (+4.3%) |
| +1.05K (+0.2%) |
| Primary Market & Share | 🇺🇸 United States (43%) | 🇺🇸 United States (52.1%) |
|---|
| Direct Visits / mo | 836.71K | 480.37K |
|---|
| User Rating | 4.3 | 4.7 |
|---|
| Supported Platforms | Website | Website |
|---|
Science-backed meditation, sleep and mental health support in one app
1,000+ expert-led meditations, courses and mindfulness exercises spanning beginner basics, everyday calm, work focus and parenting.
Wind-downs, sleepcasts, soundscapes, sleep music and white noise designed to help you fall asleep faster and stay asleep.
Access to trained mental health coaches and online therapy, with additional psychiatry services available through employer and health plan programs.
An in-app AI companion that learns your preferences and recommends personalized content based on how you feel and what you want to work on.

Collaborative inbox and email management for teams
Let multiple people work the same inbox with clear assignment, internal statuses, and visibility into who is answering what.
Discuss and prepare replies inside the email thread itself, so context stays attached and nobody is left out of the loop.
Turn any email into an assigned task and see what each teammate is working on today, tomorrow, and next week.
Automate repetitive routing, tagging, and follow-up with rules, rule templates, and workflow automations.

Delivers blazing-fast keyboard-driven email management, but lacks Missive's team-first shared inboxes and built-in internal chat channels.

SpecialistFocuses on science-backed functional music for sleep and focus rather than traditional guided meditation courses.

SpecialistFree psychological tests with an AI mental coach who explains your results
#3
Provides clean inbox prioritization and smart summaries, but lacks deep team chat integration and shared inbox workflow rules.


Features a unified cross-platform inbox with AI assistants, but lacks Missive's advanced team collaboration and shared conversation assignment.

Provides conversational AI emotional support and therapist matching, rather than self-guided mindfulness programs.

SpecialistAutomates email triaging and executive scheduling effectively, but is structured as a virtual assistant rather than a collaborative team inbox.


Offers superior AI email organization and bundling, but lacks Missive's robust multi-user shared inbox and team chat collaboration.

SpecialistEmphasizes reflective journaling and emotional pattern tracking over structured mindfulness audio tracks.

Transforms email threads into conversational chat rooms, but lacks Missive's structured task assignment and traditional shared team inbox workflows.

Free / Open-sourceAn open-source AI email assistant for sorting and drafting, but lacks Missive's enterprise-grade team collaboration and shared inbox management.


SpecialistOffers private AI journal coaching for personal growth, but omits guided sleep stories and meditation exercises.
Delivers blazing-fast keyboard-driven email management, but lacks Missive's team-first shared inboxes and built-in internal chat channels.
SpecialistFocuses on science-backed functional music for sleep and focus rather than traditional guided meditation courses.
SpecialistFree psychological tests with an AI mental coach who explains your results
Provides clean inbox prioritization and smart summaries, but lacks deep team chat integration and shared inbox workflow rules.
Features a unified cross-platform inbox with AI assistants, but lacks Missive's advanced team collaboration and shared conversation assignment.
Provides conversational AI emotional support and therapist matching, rather than self-guided mindfulness programs.
SpecialistAutomates email triaging and executive scheduling effectively, but is structured as a virtual assistant rather than a collaborative team inbox.
Offers superior AI email organization and bundling, but lacks Missive's robust multi-user shared inbox and team chat collaboration.
SpecialistEmphasizes reflective journaling and emotional pattern tracking over structured mindfulness audio tracks.
Transforms email threads into conversational chat rooms, but lacks Missive's structured task assignment and traditional shared team inbox workflows.
Free / Open-sourceAn open-source AI email assistant for sorting and drafting, but lacks Missive's enterprise-grade team collaboration and shared inbox management.
SpecialistOffers private AI journal coaching for personal growth, but omits guided sleep stories and meditation exercises.