Behavioral Health Chatbots - Competitive Landscape

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Behavioral Health Chatbots - Competitive Landscape

Tess is a chatbot that offers emotional wellness coping strategies. Woebot is a mental health chatbot that aims to reduce anxiety and depression via Cognitive Behavioral Therapy (CBT). A competitive landscape of mental health chatbots Woebot, Wysa, Tess, and Flow has been provided in the attached spreadsheet. A brief overview of the findings can be found below.


  • Woebot is a chatbot that helps people suffering from anxiety and depression via therapeutic conversations. It was founded in 2017 by a Clinical Research Psychologist, Alison Darcy.
  • While Woebot is available to anyone across the globe, Waterloo Wellington LHIN has partnered with several healthcare providers to launch a local version of Woebot specific to Ontario.
  • Woebot engages in daily conversations with users and performs intelligent mood tracking to guide them through practical techniques such as "Cognitive Behavioral Therapy (CBT), Mindfulness, and Dialectical Behavior Therapy (DBT)" to reduce depression.
  • Woebot is rated 4.6 on Google Play Store based on 6,609 reviews and 4.7 on Apple App Store based on 2.3K reviews. The free app has over 100,000 installs on Play Store.



  • Tess is a mental health chatbot that offers emotional wellness coping strategies and "coaches people through tough times to build resilience."
  • Developed by clinical psychologists, Tess works by having text message conversations with users. It is the brainchild of Michiel Rauws, the founder of artificial intelligence startup X2 AI.
  • According to the website of X2 AI, 13 million consumers use the paid version of Tess.
  • This psychological AI chatbot offers conversations in the form of "psychoeducation, integrative mental health support, and reminders." It is a therapeutic tool that can be utilized as an adjunct to therapy.
  • Tess works across a variety of communication channels including Facebook Messenger, Slack, and SMS. Users are not required to download any app to use Tess. Instead, they can access Tess either through a mobile phone number or their personal accounts on Facebook Messenger or Slack.
  • Tess delivers mental health interventions known to lessen the symptoms of anxiety and depression. These interventions include CBT, therapies based on the "transtheoretical model, solution-focused brief therapy, emotionally-focused therapy, and motivational interviewing," among others.


  • Flow is a chatbot therapist that aims to combat depression with the help of a free app, Flow — Depression.
  • Flow — Depression app contains a complete treatment program with more than 50 virtual therapy sessions for depression. The program is based on Behavior Therapy and is developed by licensed psychologists. Users can take these sessions anytime and anywhere.
  • This virtual chatbot therapist interacts with users via daily chat conversations and offers "self-help techniques, mood tracking, curated videos, meditation, and mental exercises." It also collects mood data to personalize responses based on behavioral therapy.
  • In addition, Flow chatbot guides users through the treatment program, helps them schedule upcoming sessions, reminds them about these sessions, gives homework assignments, and tracks their symptoms throughout the course of the treatment.