How much does an online store with its own design cost?
With an agency, a store with its own design runs from a few hundred to several thousand euros and weeks of work. With Devellia, design and build cost at most €30.00 ($33) and €90.00 ($100), and the store is ready in an afternoon.
With an agency or a freelancer
- In Spain, a basic store built by an agency or a freelancer ranges from about €400 ($443) to over €2,000 ($2,216). On Shopify, a full design costs about €460 ($510) to €9,200 ($500 to $10,000) with a freelancer and €2,800 ($3,103) to €69,000 ($3,000 to $75,000) with an agency.
- Add meetings, quotes and weeks of waiting, and every later change is quoted separately.
With a general AI
- It can design and even build a shop if you connect it to your platform with connectors or MCP, give it access and set up a test shop for it.
- Setting up and maintaining those connections, reviewing what it does and fixing whatever breaks takes technical knowledge, time and money: a higher opportunity cost than asking someone who already has it all solved.
With Devellia
- Devellia reads your website or your brand and proposes the design of your store: home page, product listing and product page, on desktop and mobile.
- You ask for changes by talking until you like it.
- It builds it in your store (Shopify, PrestaShop or WooCommerce) with a sample of your products and checks that it matches the design.
- You open it to the public whenever you want: nothing is published without your permission.
- Design: €22.00 – €30.00 ($24 – $33)
- Build: €50.00 – €90.00 ($55 – $100)
Estimated prices, VAT included. You pay what it uses and never more than the maximum we show you before you start.
All the detail is in How much does a ready-to-sell shop cost? and in a example walkthrough.
Questions
How much does it cost with Devellia?
Design: €22.00 – €30.00 ($24 – $33) · Build: €50.00 – €90.00 ($55 – $100). VAT included, and never more than the maximum we show you before you start.
Is anything published without me seeing it?
No. Devellia does it on a copy of your shop, you see it working and it's only published if you approve it. If you're not happy with something, it's undone.
Sources: Asest, "Cuánto cobrar por un ecommerce" (how much to charge for an ecommerce store) · DEV Community, "What a Shopify expert costs" (2026).