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Clean code.
Real products.
A little funk.

We design and build sites and software for founders and brands, and help product teams modernize their frontends with AI workflows. Fast where it matters, careful where it counts.

A black keycap printed with the Pure Func pf mark.

Four ways we help.

Each one starts from what you already have: a brand, an idea, a codebase, or a team.
You bring a brand

Sites

A site that looks like you, loads fast, and search and AI can read.

Learn more about Sites
You bring an idea

Build

From idea to a product people can use.

Learn more about Build
You bring a codebase

Modernize

Make an older frontend fast again.

Learn more about Modernize
You bring a team

Lead

We lead your frontend and teach your team to use AI.

Learn more about Lead

Selected work.

Client projects, one at a time. Flip through them here, or open the full case studies.

Sentry

Shopify storefront

A merch shop and checkout that looks like Sentry, not a template.

View project
Sentry website

How to spot a site AI made on its own.

Six tells we design against. Run them on any site, yours included.
AI default
Revolutionize your workflowThe all-in-one platform for modern teams.
Fixed
Book swim lessons in two taps.Waitlists, payments and coach schedules, in one app.

Gradient headlines

A purple-to-blue fade on the biggest words. It looks expensive and says nothing.

Solid type that says what you do.

AI default
✨ AI-poweredSmarter scheduling
Fixed
For swim schoolsFill every lane, every week.

Sparkle badges

“AI-powered” in a glowing pill above the headline. Visitors care what it does, not how.

Lead with the outcome instead.

AI default
Next-gen platform
Fixed
Tuesday, lane 24:30 · Beginners · 65:15 · Intermediate · 56:00 · Swim team · 8

Glowing blobs

A blurry orb of color where the product should be.

Show the real thing.

AI default
FastSecureScalable
Fixed
Beginners · Tue 4:30BookParents book from the pool deck, on their phone.

Three identical icon cards

“Fast,” “Secure,” “Scalable,” each with an icon. Every site has them, so they prove nothing.

One specific thing, shown.

AI default
Build fasterEverything you need, in one place.Get started →
Fixed
Swim lessons, sorted.Book a classSee prices

Everything centered

Every line in the middle and one button whose arrow wiggles. Nothing leads the eye.

A clear first and second choice.

AI default
Unlock the power of seamless innovation.
Fixed
Your coach schedule, sorted by Friday.

Copy that fits anyone

“Unlock the power of seamless innovation.” Swap the logo and it still works, which is the problem.

Words only you could say.

Spotted a few on your own site?

How a project runs.

No big reveal at the end. You see working software every week, and you own the code from day one.

  1. Day 0

    Talk

    Tell us what you're building, in your own words.

  2. Day 1

    Call

    A short call to see if we fit and what the first two weeks look like.

  3. Day 3

    Plan

    A written proposal: scope, timeline, and exactly what you get.

  4. From week 1

    Build

    Working software every week, in a repo you own from day one.

"Pure Func delivered exactly what we needed!"
Tune Kantharoup, Elemental Living

What are you
building?

Tell us in your own words. A real person reads it and gets back to you about a call.