Free tools
Answersbeforeyouspend,foryouraddress.
Most planning tools ask what you don't already know. Ours read live government data for your property and give you a real answer. Free to use, and so is the first conversation with us.
Planning check
Can I build it?
Type your postcode. We check live government planning data for your address and tell you the likely route.
Open What Can I Build Here?→Cost estimate
What will it cost?
A cost range for your area, a budget breakdown, the value it adds, and the package that fits.
Open What Will It Cost?→Package builder
What would my package cost?
Pick the stages you need and watch your fixed fee update live, priced from our published fee schedule.
Open Build Your Package→Consents check
Do I need building regs or a party wall award?
The two consents most homeowners miss. See what your project needs across planning, building control and party wall.
Open Building Regs and Party Wall→AI visualiser
What will it look like?
Upload a photo of your house and see an AI concept impression of your extension in seconds.
Open See Your Extension→AI concierge
Where do I start?
Answer a few questions and the concierge shapes your idea into a clear brief for the studio.
Open Design My Project→Every result is an indicative first pass based on public data, not a planning decision. Only the local planning authority can confirm the position for a specific property. GG Architecture is an architectural design practice; the title “architect” is ARB-regulated, and we arrange chartered sign-off for any regulated stage of a project.