5.0 Stars from 105 reviewsView reviews

Stuck in London with major software issues, Andrei collected my laptop promptly from my hotel and 2 hours later delivered it back to me in prime working condition. His service, attitude and pleasant demeanor was a breath of fresh air. I can recommend him to anyone with tech problems.Annemie Bester

Start a project

BUILTFORBUSINESS.MADETOLAST.

Website Designer in London

Custom coded websites for small businesses, from £200. Pay in 2 or 3 instalments and own your website outright.

See our prices

Onmain

Scroll to Explore

01

Together

Web Design and Development in London

BuildingWeb

We learn your workflow, then build custom-coded websites, web applications, and business platforms from scratch.

PoweringAI

We craft intelligent tools that are clear, connected, and built to last, starting with MainSearch AI.

MaintainingSystems

We simplify the complex: device diagnostics, repairs, and IT maintenance for businesses that need reliable support.

02

Social

Website packages

Affordable Website Packages for Small Businesses

Split the bill in 2 or 3 payments.

Build onceown it forever

We build it for you. Zero Wix setup, zero DIY

Package 1: Launch

  • £100 paid now
  • £100 next month
  • £200 total

Get online without touching Wix

  • Up to 5 pages
  • Header, footer, and pricing section
  • Contact form
  • Mobile responsive layout

You own it. No forever platform subscription

Package 2: Growth

  • £125 now
  • £125 in month two
  • £125 in month three
  • £375 total

Looks professional, works for leads

  • Everything in Launch
  • Up to 10 pages
  • Custom testimonials section
  • Advanced animations
Growththree payments

Pay half now, the rest in 1 month. Or split between 3 months

Package 3: Business

  • £250 now
  • £250 in month two
  • £250 in month three
  • £750 total

Built for customers, not just presence

  • Everything in Growth
  • Booking and enquiry workflows
  • Stronger branding and layout polish
  • CMS for self-editing later

Package 4: Custom

  • 3 split payments
  • £900+ total

Scale beyond packages

  • Everything in Business
  • Custom workflows and integrations
  • Multi-page platforms and dashboards
  • CMS tailored to your operations

Choose a plan in the cards below.

Web Design FAQ

Common questions about custom websites from Onmain Systems in London.

How much does a custom website cost?
Website packages start from £200. Selected packages can be paid in 2 or 3 affordable installments. Final pricing depends on pages, features, and integrations. We confirm a clear package before work begins.
Can I pay in installments?
Yes. Onmain offers website packages with affordable installments: you can split the bill into 2 or 3 payments on selected packages. After your plan is paid in full, you own the website. Ongoing costs are typically limited to your domain and hosting if applicable.
Do I own the website?
Yes. You own the code and the site. There is no forever platform lock-in or monthly builder subscription required to keep your website online.
How long does a build take?
Most brochure and booking sites launch in a few weeks once content and feedback are ready. Larger systems take longer. We share a timeline with your quote.
What technology do you use?
We build with modern web standards, typically Next.js and TypeScript, so your site is fast, secure, and easy to maintain or extend later.
Are you a web design agency or a freelance web designer?
Onmain is a small web design studio based in London. You work directly with the developer who designs and builds your website, so there are no account managers or handovers in between.
Do you work with small businesses across London?
Yes. We work with small businesses across London and the surrounding areas. Most meetings happen online, so your location is never a barrier.
How much does a website cost in London?
Our website packages start at £200 for up to 5 pages. Growth is £375, Business is £750 and Custom projects start from £900. Selected packages can be split into 2 or 3 instalments, and you own the website once it is paid in full.

MainSearch AI

From inspirationto connection

A new way to find the business you need - AI-powered to connect clients with UK service providers.

Starting with accurate pricing quotations for Onmain Systems.