RechnungsWächter

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Everyone
5+
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About this app

InvoiceGuardian is your purchasing control solution for the restaurant industry. Check supplier invoices, track prices, and keep an eye on your cost of goods sold. Just add a photo, and you're done.

Purchasing control made easy with the InvoiceGuardian app.

Whether at goods receipt or in the office: With InvoiceGuardian, you can check every supplier invoice at the item level before you pay. Orders, delivery notes, and invoices all come together in one place and are reconciled down to the last item. No more paper clutter, no more chasing after things, no more guesswork. Nothing changes at goods receipt; handwritten notes are automatically recognized.

CAPTURE RECEIPT

Scan or take a photo on-site, upload it to the web app, or forward it to your dedicated InvoiceGuardian email address.

- Mobile app for iOS and Android

- Handwritten notes are automatically recognized

- 13 document types in multi-path reconciliation

FIND ERRORS BEFORE YOU PAY

Orders, delivery notes, and invoices are reconciled at the item level. Quantity and price discrepancies are immediately noticeable, even for deposits.

- Quantity and price errors automatically detected

- Deposit on barrels, bottles, and crates per item

- Complaints prepared; you check and send them with the click of a button

PRICES AT A GLANCE

Price history per item and supplier as a graphical representation. Silent price movements become visible before they impact your margin.

- History per product and supplier
- Notification of deviations from agreements
- Data basis for annual negotiations

REAL-TIME COST OF GOODS

Cost of goods sold per item and period, live on your smartphone. No waiting for the profit and loss statement.

- Live dashboard in your pocket

Cost of goods sold per item and period

- Analysis across multiple locations

PROCESSING RECEIPTS

Original receipts are stored and automatically forwarded to DATEV or your tax advisor.

- Automatic data transfer and archiving

- GDPR compliant, EU server location

- No duplicate data entry

Used daily in independent restaurants in Germany. Try it free for 14 days.

Invoice Guardian. For the first time, you see what's really happening.
RechnungsWächter is your purchasing control system for the catering industry.
Updated on
Sep 7, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Photos and videos and 4 others
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Großes Update: Warengruppen im Dashboard und in der Preisentwicklung. KI-Assistent unter „Dein Assistent“. Kassenumsätze als eigene Beleg-Kategorie. Belege als ZIP, Preislisten/Mengen und Bruch & Schwund als Export. Niederländisch (Beta). Schnelleres Dashboard. Steuerberater-Zugang. Telefonnummer beim Checkout. Klarere Hilfe und flüssigere Prüfung.
Content rating
Everyone
Users Interact
Learn more

App support

About the developer
Rechnungswächter GmbH
info@rechnungswaechter.de
Mendelstr. 11 48149 Münster Germany
+49 178 6022981