Curtain & blind software
Interior project management system powered by AI

We’re excited to announce that Curtains Calculator is transitioning to InterioAPP, now powered by AI, to bring you a seamless, innovative, and efficient design experience like never before!

All-In-ONE solution

With our powerful job management tools, project planners and interactive calendar, our app enables businesses to streamline their workflow, automate tedious calculations, and focus on what they do best: creativity and sales. Whether you're a curtain seller, manufacturer or wholesaler, InterioApp is the perfect solution to take your business to the next level.

What's new in InterioApp software?

Transform your interior design business with interioApp - the all-in-one solution for custom quotations, job management, scheduling, and more
Streamline Your Business Operations
Accurate Estimates and Quotes in Minutes

With InterioApp, you can easily produce custom estimates and quotes for your clients in just minutes. Our powerful AI-assisted software ensures that your estimates are accurate and comprehensive, taking into account all relevant factors such as fabric type, measurements, and labor costs. Say goodbye to the hassle of manual calculations and get more time to focus on growing your business. Try InterioApp today and see the difference it can make for your bottom line.

Accurately Calculate Fabric for Custom Window Treatments
Simplify Your Curtain and Custom Treatment Calculations

InterioApp's powerful calculation tool allows you to accurately estimate the amount of fabric needed for any custom window treatment, from curtains to Roman blinds and everything in between. With thousands of fabric options at your fingertips, you can easily browse and select the perfect fabric for your project. Our easy-to-use interface allows you to enter your measurements and instantly receive a precise calculation of the fabric needed for your custom treatment.

Image of InterioApp Board Management Interface showing tasks and progress
Streamline Your Workflow with
InterioApp Board Management

InterioApp's Board Management feature allows you to organize your projects and tasks in a visually appealing and efficient way. With customizable labels, due dates, and checklists, you can keep track of your progress and collaborate with team members in real-time.

The Power of AI Assistance in InterioApp
AI assistant

InterioApp's AI assistant is here to make your life easier! With the ability to create stunning Facebook posts complete with creative images, you'll never have to worry about your social media presence again. But that's not all - the assistant also provides expert advice on which fabrics pair best with specific wallpapers and colors, ensuring that your projects always look their best. Say goodbye to the stress of social media management and design coordination, and hello to the convenience and efficiency of InterioApp's AI assistant.

Introducing the Curtains Calculator Shopify Plugin

The ultimate solution for e-commerce websites! Now, with our newest feature, you can calculate custom-made curtains and roman blinds with just a few clicks. No more hassle trying to sell fabrics or figuring out complex calculations. Our plugin takes care of everything!

Curtains Calculator Plugin
Curtains Calculator Plugin

Curtains Calculator Plugin

  • 7 days free trial
  • Custom solutions available
  • imperial/meter options
  • Different Languages
  • Paper less solution for your business

The plugin application is for your online e-commerce store. If you haven't got it, we recommend to find a website developer or contact us for support.

Our team will help you in answering the main questions:

  1. How to create an online store
  2. How to choose a free/paid template
  3. How to upload your product library
  4. Install the Curtains Calculator Plugin application to start sellling bespoke curtains and roman blinds online.
  5. Connect your online to your domain name
  6. Connect to Stripe or other options to accept payments.


  • The Curtains Calculator Plugin App is for your online store purchases. The plugin is not for inside quotation
  • This is not a business management tool we are offering on the website as our main Software

Please get in touch if you have more questions. Book a free demo

Button with Link

We are offering to try this Shopify app for free:

Visit Shopify App store Try Curtain Calculator now

Manage Products, Create Accurate Quotes, and More!

With Curtains Calculator, you can easily manage your product library and create accurate quotes for customers, as well as keep track of jobs and clients. Our app offers a range of functionalities such as fabric code, description, vertical and horizontal pattern repeats, fabric images, and more, all of which can be easily accessed and customized to suit your needs.

Seamless Pricing Management

Our platform also provides the option to upload your manufacturing prices for curtain and blind calculations, ensuring that you always offer accurate quotes to your customers. With our built-in margin calculator, you can set your markups and recommended retail prices, and make adjustments on the go.

The Ultimate Tool for Your Curtain and Blind Projects.

Whether you're a seasoned ecommerce pro or just starting your online store, Curtains Calculator is a must-have tool for success. Our app is user-friendly and easy to navigate, and our dedicated support team is always available to help you out if you have any questions or issues.

Curtains Calculator is a comprehensive online tool designed to simplify the process of calculating accurate quotes and providing detailed product information to customers. Our app is tailored specifically for curtain retailers, distributors, and designers, offering a range of features to make your online business a success.

Don't take our word for it

We are very happy with the Curtains Calculator app.
My team mates are better with it! I love it!

Irena Kotalova

Czech Republic, Prague

With Darius and Curtains Calculator we are working for more than two years now in Neptune. We are really happy with the software!

Lee Biddell

England, Swindon

I think Curtains Calculator has a big future! It is a very good software for curtain retailers to boost their sales



80% of our sales are rollers and other blinds. But I am very happy to see more quotes generated for curtains as well. Even with rollers the software simplify the workflow & ease the process. We are very happy


Greece, Athens

We were searching for curtains & blinds software for some time and I am very happy that we found Darius and his CC team!

Dave Radford

England, London

We are using CC software for some time now, and I can say that it helps not only in calculations but in business management!



Curtains Calculator app save time and money in quoting and bidding!



It's so simple and easy to work with! Anyone who has a tablet or a computer can produce curtain quotations! I love the application and how simple it is to work with!



Contact us

If you have any questions about our product or service, please don't hesitate to contact us. Our team is available to answer any questions you may have.

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