Give customers the right price before they leave.
Online selling and quoting for made-to-measure blinds and curtains, using your own products, prices and rules.
Quote in the showroom, at a customer's home or online. The same price logic follows every sale.

A job in InterioApp. Two rooms, every window priced from the shop's own price lists.
What do you need?
We do three things for curtain and blind businesses. Start with one, add the others later.
For the showroom and home visits
Quoting software
Your products, price lists and rules in one app. Your team quotes a whole house on the spot, and the job sheet and invoice come from the same numbers.
£99 a user a month, setup from £1,800
See the quoting softwareFor shops that want to sell online
Online stores
We build your Shopify store with made to measure pricing by width, drop and options. Orders arrive priced and go straight into InterioApp.
From £2,500
See the store packagesFor shops that already have a Shopify store
Website calculator
Add our calculator to your product pages. Customers enter their sizes, see the price and order without waiting for a quote.
Curtain & Blind Calculator, £79 a month
See the calculatorFrom the customer's question to the finished quote

Built for shops that still have to work out the price
A good fit if
- Your team still checks some prices by hand.
- Prices live in supplier lists or spreadsheets.
- Customers wait for a quote after a visit.
Probably not needed if
- Every product is already priced automatically online and in store.
- You only need a general contact manager.
What our customers say
5.0 rating from 9 verified customers
"InterioApp is a very comprehensive platform and has been a great support for our curtain business. It helps us manage projects, invoices, and client information efficiently."
8 months ago
"Let me start by saying that I run a curtain shop in India. InterioApp has been incredibly helpful for managing our business operations and streamlining our workflow."
8 months ago
"We've been using Interio for over a year now. It's helped modernise and streamline our business practises. Allowing all of our team to be across multiple projects seamlessly."
1 year ago
"I'm very delighted with InterioApp and service from the team. This app allows me to calculate Windows measurements and no waste fabric and provides excellent functionality for our business needs."
1 year ago
"Very impressed with the work so far. Darius is experienced in the industry which was imperative to the production of our new Wave curtain website called Modern Curtains. The attention to detail and industry knowledge really shows."
1 year ago
"InterioApp is a brilliant tool for our curtain quotations! We've been using it in our family curtain business for years, and it's been invaluable. The support team is always responsive and helpful."
1 year ago
"En tant que grossiste et distributeur de tissus d'ameublement haut de gamme, nous avons commencé à promouvoir l'utilisation d'InterioApp auprès de nos clients. L'outil est remarquable et répond parfaitement aux besoins du secteur."
1 year ago
"The best and the most easy to use app available in market. Darius and team have done a great job and are extremely supportive and responsive for the concerns raised. Would definitely recommend using the InterioApp if getting into curtains and blinds."
1 year ago
"Thank you to the InterioApp team! We started using InterioApp back when it was known as Curtains Calculator, and it's been a game-changer for us. InterioApp is an excellent tool for managing our curtain business."
1 year ago


































A small selection of the businesses that trust InterioApp
Works with the tools you already use


See one of your own products priced correctly
A short conversation about your products, price lists and the way your team works.
- Step 1
Tell us how you sell
Share how your team quotes and where your prices live.
- Step 2
See how your products fit
We show how your products and pricing rules work in InterioApp.
- Step 3
Leave with a clear plan
You get a practical setup path and a clear price.