Software for car parts shops in Madrid
STAK Auto Parts
A parts catalogue with OEM, aftermarket and interchange numbers, search by car (make, model, year, engine) or by VIN, stock by bin, supplier price-list import, trade accounts for garages with a credit limit and discount, quotes and waiting orders, returns and cores, and a link to job cards in the workshop.
One main app is free forever. AI uses prepaid credits; Receptionist is a separate paid add-on. Pricing
34 languages
EUR

AI reads an equipment plate from a photo and turns a fault description into price-book lines for you to check. It runs on prepaid AI credits.
STAK in Madrid
Madrid is the capital of Spain. Here is what STAK uses for Spain.
- Currency
- Euro (EUR)
- VAT
- 21% standard rate
- Tax authority
- Agencia Tributaria (AEAT)
- Language
- 34 languages, Spanish included
- Time zone
- Europe/Madrid
The standard VAT rate is 21%, administered by the Agencia Tributaria (AEAT). STAK’s tax pack keeps the rates with the date each one applies from, so every invoice is taxed at the rate in force on its date. Return data is prepared for you; filing stays with you and your adviser.
What your parts shop gets
Sell
- Parts counter: search, sell on an invoice and issue stock at cost
- Part returns, restocking fees and cores tracked from the customer to the supplier
- Quotes and back-orders that fill oldest-first when the part arrives
- Returns, exchanges, gift receipts and gift cards
- Price books, scheduled price changes, loss prevention and orders from another branch
- Multi-language invoices with pay links
Parts
- Parts catalogue with OEM, aftermarket and supplier numbers and cross-references
- Fitment search by make, model, year and engine
- Search by VIN (free decoding) or by make, model and year
- Stock by bin, with a list of what is not on a shelf yet
- Workshop link: parts that fit the job card's car, added to the job card
Customers
- Customer list and history
- Trade accounts for garages with credit limits, terms and a trade discount
- Campaigns, segments and journeys on WhatsApp and email
Team
- Till, kitchen and staff-app logins free
- Shifts, clock-in, leave and tip pools
- Payroll with the bank file and payslips in eight languages
Money
- Supplier price-list import with a preview before it is applied
- Card and local payments through your own payment account
- Owner insights and reports
- Books, VAT and bank matching
- VAT and e-invoicing as your country requires
Start free, pay when you grow
We suggest starting with STAK POS free forever. Cashiers, waiters, kitchen staff and drivers are free; you only pay for back-office users.
Prices are in US dollars; every detail is on the Pricing.
Free tools that help
Questions people ask
What does STAK do for car parts shops in Madrid?
It covers Parts counter: search, sell on an invoice and issue stock at cost; Part returns, restocking fees and cores tracked from the customer to the supplier; Quotes and back-orders that fill oldest-first when the part arrives; Returns, exchanges, gift receipts and gift cards; Price books, scheduled price changes, loss prevention and orders from another branch and more, all built in and connected to the same customers, stock and books.
Is STAK free for a parts shop?
Yes. STAK POS is free forever. Paid plans count back-office users only: Standard is USD 16 a user a month billed yearly (USD 20 monthly) and Custom USD 31 (USD 39 monthly). Till, kitchen, staff-app and driver users are free; you see the price in your own currency on the pricing page.
How does STAK handle tax in Madrid?
The standard VAT rate is 21%, administered by the Agencia Tributaria (AEAT). STAK’s tax pack keeps the rates with the date each one applies from, so every invoice is taxed at the rate in force on its date. Return data is prepared for you; filing stays with you and your adviser.
Does STAK support Spain’s e-invoicing rules (VERI*FACTU, TicketBAI)?
STAK builds VERI*FACTU billing records and TicketBAI files and tests them against the authorities’ published examples. They have not yet been run live with the AEAT or the Basque tax authorities.
Which currency does STAK use in Madrid?
EUR. Every amount is stored as a whole number of the smallest unit, so an invoice and the books never differ by a rounding error.
Do I need a payment account in Spain?
You connect your own payment account and bank with a provider that serves Spain, so your money reaches you directly and STAK does not hold it. Which payment methods you can offer depends on the provider you connect.
Which languages does STAK work in?
Owner screens run in 34 languages; staff screens in 34 languages and the online store in 34 languages.
Other businesses in Madrid
Start STAK Auto Parts free
Reserve your free workspace. One main app is free forever.
- No card needed
- Free forever