
Double the difference for young people’s mental health
stem4 is back participating in the Big Give’s Small Charity Week campaign, and this year, every pound you give is matched to help even more young people access life-changing mental health support.
Our thanks go to the Aeonian Foundation who are providing us with up to £10,000 of matched funding.
🗓️ 22 to 29 June 2026 · Big Give Small Charity Week
Every donation made through the Big Give is matched pound for pound, at no extra cost to you. We’re aiming to raise £20,000, and we need just £10,000 in public donations to get there.
Why This Matters
Right now, too many young people are struggling with their mental health, and far too many are doing it alone.
- 1 in 5 children and young people in England have a probable mental health disorder (NHS England, 2023)
- 910,567 young people were referred to CAMHS in 2023/24, with 64% not receiving treatment within four weeks (Young Minds, 2023)
- 50% of stem4 app users have no other professional mental health support available to them (stem4 Annual Report 2024-2025)
- Funding in the UK charity sector is highly concentrated. The Fore reports that 92% of funding goes to the largest 8% of charities
Our five apps (supporting anxiety, depression, self-harm and eating disorders) have been downloaded more than 5.7 million times worldwide. They provide immediate, discreet, evidence-based support. No referral needed and no waiting list.
Our impact last year
In the past year alone, stem4 has enabled:
What young people and professionals say
“This app helped me so much. I got a new personal best. I haven’t self-harmed in over a month and it’s because of this app. This app is the most amazing thing I’ve ever found.”
“stem4’s apps stand out as clinically-validated tools that bring effective therapies directly to young people, providing immediate support which we simply cannot offer in stretched primary care settings. Clear Fear bridges an important gap in care delivery.”
“There is a massive need for schools to support students struggling with anxiety every day. Having a clinically validated resource like Clear Fear, which students can access instantly, will make a real difference.”
How You Can Help
The campaign runs from 12pm on Sunday 22 June to 12pm on Sunday 29 June 2026. There are three ways to get involved:
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Donate during the campaign week and your donation will be matched. Donate here
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Share our campaign to help us reach new supporters
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Fundraise during the campaign and pay in donations between 22–29 June
🗓️ 22 to 29 June 2026 · Big Give Small Charity Week