From raw sales data to a purchase list your buyers actually trust. Four steps, one environment, no exports in between.
11 / 4
Demand forecasting
Per SKU, per location, per week. Substock picks the model that fits the demand pattern and tells you how confident it is.
Seasonality, trend and promotions detected automatically
Outliers filtered before they pollute your forecast
Forecast error visible per product group, not just in total
22 / 4
Reorder proposals
A list every morning that is ready to send. Lead times, minimum order quantities and pack sizes are already accounted for.
MOQs, price breaks and pack sizes built into the advice
Proposals bundled per supplier into a workable order
Every line explainable: why this quantity, why today
33 / 4
Every location, one view
Stock, sales and KPIs side by side per location, or rolled up into a single total — no more separate spreadsheets per site.
Reorder proposals bundled per supplier, across every location
Any KPI split by location, or viewed as one combined total
Roles and permissions per location, so everyone sees only what is theirs
44 / 4
An assistant that keeps up
Ask a question in plain language and get an answer from your own data — no digging through a dashboard. If it wants to change something, it asks first.
Answers questions about KPIs, stock and forecasts straight from your data
Can prepare a reorder proposal, but never changes anything without your approval
Follows the same roles and permissions as the rest of the platform
Plans
One platform for teams of every size
You pay for SKUs and locations — not per seat. So put your whole purchasing team on it.
All plans are cancellable monthly after the first year. Implementation is billed once, up front.
About us
Built by three TU Delft students who had enough of waste
We believe every entrepreneur deserves a sustainable business — without capital stuck in unsold stock.
We are three entrepreneurial students from TU Delft with a passion for solving complex problems, and for putting the newest techniques into practice — not just on paper.
A good entrepreneur combines intuition with data and personal advice. And a strong assortment starts with the customer: not deciding what someone should buy, but offering what they actually need.
That is why we are building a platform where no data goes unused and insights turn directly into concrete actions: a product we are proud of, that pays for itself with ease, and that stays clear and easy to use despite everything it can do. And we are not building it for the entrepreneur — we are building it with them.
Against waste
Innovation
Reliable
Personal
Quality
2025
founded
3
people
Delft
home base
NL
data hosted in the Netherlands
Early access
What would this be worth to you?
Tell us briefly where you stand — number of SKUs, number of locations and which ERP you run. You get a substantiated proposal back, not a generic brochure.
No obligation, no sales pitch
Response within two working days
Your data stays with you until a contract is signed