Business Case Calculator

A financial calculator for your subscription business

Created by Robbert van Geldrop

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Why this calculator?

Subscription businesses can be hard to calculate or forecast accurately as they have many moving parts.

This calculator helps you work through the details quickly and produces an overview of key metrics and projections within minutes.

I designed this calculator to make an ROI calculation for justifying investment decisions in marketing, product development and financing of products, content or licenses.


Business models

Subscription businesses come in many forms such as subscription boxes, Software-as-a-Service and Product-as-a-Service. Also many content companies such as Netflix and Spotify offer subscriptions to access music, movies or newspapers.

Subscription businesses happen to be the most profitable sort of businesses in the long run. They create a steady stream of revenue and profit. At the same time they are often very capital-intense and require to calculate investment decisions.