We Design AI Startups That Scale
For over 25 years, tech founders have trusted Crucial.Design® talents to launch high-performing MVPs and refine AI products for better adoption and growth.
Based in London, UK. Helping AI startups craft seamless user experiences since 2018.
AI agents that act on your behalf
Leading AI Agent featured in Forbes, VentureBeat and more. Recently secured $20 million funding at a $100 million valuation.




NHS prescriptions without the hassle
Featured at the Apple App Store, BBC, Wired, The Times, TechCrunch and much more. Acquired by Lloyds Pharmacy.
As a creative strategic partner, I helped Echo evolve from an idea into a profitable product, which was subsequently acquired by the largest pharmacy in the UK.
Cooin App
Buy, Sell, Trade Crypto
[Collaboration with Adobe]
"At the heart of all Oykun's creations is a commitment to building digital products that prioritize simplicity and beauty."
Friday Pulse
Measure and improve team happiness
with real-time data
As a founding designer, I helped Plentific grow from the idea of two founders to a company with 225 employees and nearly $20 million in revenue.
More work from Crucial.Design
including experiments
As the sole founding designer, I played a key role in bringing Soldo from an initial concept with two founders to a successful market launch. Today, the company is valued between $360 and $540 million.
Simple pricing for world-class design
to start delivering value TODAY!
Long Term
Design Partnership
3+ months projects
Covering Web, iOS, Product, Brand and more
Updates on Tuesdays and Fridays
$4,950
month
Short Term
Design Partnership
1 to 3 months projects
Covering Web, iOS, Product, Brand and more
Updates every 2 days
Double the focus, Double the speed
$7,950
month
Don't want monthly?
Need a one-off project?
Use the form below or email, WhatsApp me.