Our Mission
We started Fil to make proven cognitive support accessible to everyone.
By combining voice AI with evidence-based cognitive stimulation, Fil helps people stay mentally active, confident, and connected.
Pilot programs launching 2026
Keep your mind active
Daily conversations designed to keep your mind active and delay cognitive decline. Backed by clinical research, built for real life.
What Fil Does
Daily mental exercises proven to delay cognitive decline and improve memory, communication, and quality of life. Based on Cognitive Stimulation Therapy (CST) principles—the most validated approach.
Stimulate your memory
Daily sessions that strengthen recall and focus
Connect through conversation
Personalized dialogue that brings memories to life
Stay oriented and confident
Gentle cues that support time, place, and routine
Lift mood and motivation
Daily conversations designed to rebuild confidence and spark joy
How It Works
Supporting cognitive health with intuitive, engaging technology
Start your daily session
Simple one-tap start to begin your conversation. Check your streak and see how many days you've stayed engaged this week.
Engage in conversation
Talk naturally about topics that matter to you. Our AI listens and responds with personalized prompts based on Cognitive Stimulation Therapy (CST).
Track and share progress
Reflect on your mood and energy levels. Share insights with your caregiver so they can celebrate your progress and stay connected.
Who It's For
For Patients
Experiencing memory changes
- Take part in daily cognitive sessions that strengthen memory and focus
- Stay oriented and confident through friendly conversation and reminders
- Stay socially and emotionally connected
For Caregivers
Supporting loved ones
- Follow gentle progress updates without constant checking
- Reduce stress and worry while preserving your relationship
- Share care and insights with family or professionals
Evidence & Clinical Backing
Daily mental stimulation has been proven to improve memory, communication, and quality of life in people with cognitive decline. Fil uses principles from Cognitive Stimulation Therapy (CST)—the gold standard validated by clinical research.
Individual CST (i-CST) Research
Largest RCT & 2025 Meta-analysis
Largest RCT: Caregiver QoL/relationship benefits; adherence challenges inform Fil's design. 2025 meta-analysis: Small MMSE gains, reduced depressive symptoms. Virtual delivery: Feasible and acceptable.
Read Study
CST Works (Group Format)
Cochrane 2023
Small, short-term cognitive benefits; communication/social interaction improvements.
Read Study
Clinical Guidelines
NICE NG97
Group CST recommended for mild-moderate dementia.
Read Study
CST is recognized by:
Alzheimer's Society
World Health Organization
NICE Guidelines
40+ Countries
Fil adapts the best-supported CST principles into easy daily conversations, emphasizing adherence and relationship support (areas linked to benefit in research), while we continue trials to evaluate outcomes.
Trusted by Families, Backed by Research
Cognitive decline doesn't have to be inevitable—daily mental exercise can make a real difference.
55 million
People live with dementia worldwide
100+
Families shaping every feature
GDPR
Compliant & Privacy First
Fil-Care is part of AI Nation program and supported by Freie Universität Berlin's Profund Innovation and InnoBridge.
Meet the Team
Led by experts in medical anthropology and technology
Follow Fil on LinkedIn to meet the people behind the mission.
Önder Çelik
Co-founder
Researcher in ageing and AI
PhD in medical anthropology from Johns Hopkins, with research fellow and postdoc experience in Berlin and work as a responsible AI advisor.
View LinkedIn Profile→
Şadi Uysal
Co-founder
AI engineer
Software engineer at Amazon and SAP, with an M.Sc. in informatics from TUM and a B.Sc. from Boğaziçi University.
View LinkedIn Profile→