See your new site live before you pay
We find what your current site is costing you, rebuild it fast and mobile-first, and put the result on a live URL you can open on your own phone. Like it? Launch in five business days at a fixed price. Don't? It cost you nothing.
7 live rebuilds for Austin businesses — open any of them on your phone, right now.
Live rebuilds you can open now
Business days to launch
Quality gates before every launch
Upfront cost for preview
How it works
No contracts, no deposits, no risk. See your new site before you commit.
Free Audit
We run Google's own performance and mobile tests on your current site and send you a one-page report in plain language — what's costing you customers and why.
Live Preview
We build your new homepage and put it on a live URL. You open it on your own phone and compare. No mockups, no promises: the actual site.
Fixed Price
If you like what you see, we talk scope and a fixed price. If not, no hard feelings — the audit is yours to keep.
5-Day Launch
Your content and photos go in, one structured revision round, then we connect your domain. You own everything: domain, hosting, and code.
Live rebuilds
Every project is a real, live rebuild for a real local business. Open any on your phone.
Before · Google PSI
Roofing · Austin, TX
Reliance Roofing
Old site: 21.8 s mobile load, no HTTPS → rebuilt secure and mobile-first
Before · Google PSI
Roof repair · Austin, TX
Porter & Sons Roofing
Same-day bookings put front and center with click-to-call
Before · Google PSI
Roofing & exteriors · Austin, TX
Texas Choice Roofing
14.9 s mobile load replaced with an instant licensed-and-insured pitch
Before · Google PSI
Res/com/industrial · Austin, TX
Zilker Roofing
Desktop-only page rebuilt mobile-first for phone searches
Before · no HTTPS
Roofing · Austin, TX
Blue Sky Roofing
'Not Secure' warning and failing server replaced outright
Before · Google PSI
Roofing · Austin, TX
Elite Roofing LLC
46/100 mobile speed score rebuilt to load instantly
Before · Google PSI
Roofing specialist · Austin, TX
RoofsOnly.com
Specialist positioning finally reflected by the site itself
Every rebuild includes
No hidden fees. No monthly subscriptions. One fixed price, everything included.
Mobile-First
Built for phones first. 60%+ of local searches happen on mobile.
Lightning Fast
Sub-second load times. Google ranks fast sites higher.
HTTPS Secure
No 'Not Secure' warnings. SSL certificate included.
Click-to-Call
One-tap calling from any phone. No forms to fill.
Local SEO
Structured data, correct titles, Google Maps integration.
You Own It
Domain, hosting, code — everything is yours. No lock-in.
Fixed Price
Quote after free audit. No surprises.
Built by someone who cares about results
Cartesian School is a one-person agency focused on one thing: turning slow, broken local business websites into fast, mobile-first lead generators. No templates. No shortcuts. Every site is hand-built for the business it represents.
Based in
Warsaw, Poland
Serving
US & EU markets
VAT ID
PL5242589542
Booking
calendly.com/siergej
Ready to see what your site is costing you?
Send your website address and we'll reply with a free audit — no obligation. Or book the call directly and we'll walk through it together.