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Screenshots

  • Mainkarl Invoice screenshot 1
  • Mainkarl Invoice screenshot 2
  • Mainkarl Invoice screenshot 3
  • Mainkarl Invoice screenshot 4

About Mainkarl Invoice

The Mainkarl Invoice app allows you to manage and approve your invoices, receipts, and payments now even more user friendly on your smartphone: digital, modular, secure. This app is your ideal companion to handle the business related purchase-to-pay cycle of your company on the go or while away from your desk. You need a compatible device with appropriate settings for country or region, the app must be activated for your company, and you have to be a registered Mainkarl Invoice user to benefit from this app. Mainkarl Invoice app features: • automatic synchronization of the Mainkarl Invoice app with your Mainkarl Invoice web application • real time monitoring of your invoices and receipts • personal dashboard with warnings: invoices and receipts overdue, imminent cash discount losses, price increases • approval workflow for your invoices, receipts and payments • allocation in invoices • display of account assignment information • last price increasements • adding and displaying invoice attachments • forwarding invoices and receipts by email • access the online archive with all your invoices and receipts • customize your personal settings • Dark mode • Submit expense reimbursements • Receive push notifications for user-related interactions Feedback How do you like your Mainkarl Invoice app? Send us your evaluation! Your feedback and your ideas will help us to become even better. About Mainkarl Since 2005, Mainkarl develops and runs web-based «BPaaS» (Business-Process-as-a-Service) accounts payable automation, e- procurement, and data management solutions: digital, modular, secure. Mainkarl Invoice is one of the leading and in specific industries most widespread accounts payable automation solutions, used by clients in more than 25 countries across the globe. Mainkarl Order is the innovative and recently awarded e-procurement solution.

What’s new

Version 1.15.2 · Updated September 3, 2026

- Bug fixes & optimizations

App privacy

The developer, cisbox GmbH, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • User Content: Photos or Videos
  • Identifiers: User ID

Used for: App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Diagnostics: Crash Data
  • Usage Data: Product Interaction

Used for: Analytics, App Functionality

Alternatives to Mainkarl Invoice

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Mainkarl Invoice vs. alternatives
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