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Sourdough Tracker: the GDPR-friendly alternative to A paper notebook

Plain-language privacy notice, standard German GDPR DPA available on request, self-serve export + delete.

GDPR alternative
Comparison
Notebook
Finn Glas
Finn GlasCo-Founder + Engineering
·January 8, 2026·
1 min read

GDPR isn't a checkbox - it's a posture. If you're moving off A paper notebook because their AVV / DPA is opaque, Sourdough Tracker is what a clean alternative looks like: subprocessor list of two (Stripe + mail relay), self-serve export + delete from account settings, and a standard German GDPR DPA on request when your procurement team needs one.

At a glance

Paper has a real advantage: nothing more honest than a flour-dusted page that's been near the dough. It also has a real disadvantage: you can't search it, you can't sort it, you can't filter feeds vs bakes, and the photos live in a separate device. Sourdough Tracker is the digital equivalent that respects what paper does well - one-tap entries, no nag, your data stays yours - while adding what paper can't: search, filtering, photos in line with the entry they belong to, and per-starter sharing. Many bakers happily run both.

GDPR posture

GDPR is a posture, not a checkbox

Three things matter under GDPR for a tool like this: (1) lawful basis for processing, (2) data subject rights (export, delete, port), and (3) the auftragsverarbeitungs­vertrag / DPA chain. Sourdough Tracker treats them as engineering invariants, not legal optics. Lawful basis is the contract you sign with us. Subject rights are self-serve from your account settings - no support ticket required. The subprocessor list has two entries (Stripe + mail relay). A standard German GDPR DPA is available on request from /sales whenever your procurement team needs one - we don't charge for it and don't gate it behind a plan tier. Where A paper notebook sits on each of these is the rest of this page.

Sourdough Tracker vs A paper notebook: GDPR comparison

When to pick which

Pick Sourdough Tracker when

You bake more than once a month and want patterns to emerge.
Photos matter to you - and you want them on the same page as the entry.
You want a friend (or your kitchen co-baker) to see one starter without the rest.

Pick A paper notebook when

You want zero screens at the kitchen counter, period.
You bake once or twice a year as a hobby and don't need search.

GDPR questions

What customer data-protection teams typically ask before signing a DPA.

Start with Sourdough Tracker

Free plan, no credit card. We host in Germany. Export + delete are self-serve.

Finn Glas

Written by

Finn Glas

Co-Founder + Engineering

Finn is one of the Co-Founders. He owns the engineering side, the infrastructure, and most of the late-night fixes that ship before anyone notices.

finn.glas at aicuflow dot comLinkedInWebsite