Calm Harm is an app that helps manage the urge to self-harm. Available on Google Play & App Store. Developed by teenage mental health charity @stem4org.

London, England
Joined January 2018
Calm Harm is @stem4org's award-winning app for managing the urge to self-harm, trusted by millions across the world. It’s discreet. It’s evidence-based. And it works. Download Calm Harm today calmharm.stem4.org.uk/
3
2
116
A quick update from Calm Harm We’re no longer active on X, but our app and resources for managing urges to self-harm are still here to support you. Explore the app: calmharm.stem4.org.uk/ Learn more and access wider support: stem4.org.uk
1
1
62
We are proud to support young people manage the urge to self-harm! Calm Harm is an app created by a leading mental health expert with the collaboration of young people for youth mental health charity @stem4org calmharm.stem4.org.uk/ #YouthMentalHealthDay #stem4YMHD #YMHD
💜 Young people deserve support they can access anytime, anywhere. On Youth Mental Health Day, here’s how stem4 is helping to #ShareSupport through evidence-based tools created with and for young people. stem4.org.uk/youthmentalheal… #YouthMentalHealthDay #YMHD2025
2
1
265
Calm Harm retweeted
💜 It’s stem4’s #YouthMentalHealthDay 2025! 1 in 5 young people in the UK are living with a mental health disorder- yet thousands are still waiting for support. That’s why today’s theme is #ShareSupport. 👉 stem4.org.uk/youthmentalheal…
10
9
372
Calm Harm retweeted
💙 Today is World Suicide Prevention Day 💙 Life’s challenges can feel overwhelming, but suicide is preventable. By recognising the warning signs, staying safe online, and reaching out for support, we can all take steps toward hope and recovery. #SuicidePrevention
1
28
1
68
12,794
Calm Harm retweeted
💙 5 apps, 5 ways to support your mental health. Which one fits you best? 👇stem4.org.uk/apps/
1
7
6
144
💙 Thank you so much for sharing this beautiful review If Calm Harm has helped you too, please take a moment to leave us a review, it helps us reach and support more people. Download Calm Harm today calmharm.stem4.org.uk
1
32
When emotions feel intense, it can be hard to know what to do. 🌊 That’s why Calm Harm includes comfort activities, easy, grounding techniques you can use to ride the wave of difficult feelings. 💙 The activities in this post are straight from the app. calmharm.stem4.org.uk/
1
1
1
47
The Calm Harm app uses strategies from Dialectical Behaviour Therapy (DBT) to help you manage urges to self-harm. 💙 Choose 5‑minute or 15‑minute activities across five categories- Distract, Comfort, Express Yourself, Release, and Random🌊 Find out more 👇
1
1
1
103
Calm Harm doesn’t just give you activities to try, it learns what’s helped you before. The app suggests personalised options, lets you save favourites, and makes it easy to start an activity with one tap when urges feel strong. calmharm.stem4.org.uk/
1
1
63