Simple stock management for Windows and Linux.
Customizable, Network-Enabled Desktop Software for Paper-Based Invoicing
Simple invoicing software for small businesses that rely on paper-based invoicing. With simple local network setup, InvoicePad 3 makes it easy to share and manage invoices across multiple machines, helping your team work smarter and faster.
Features
InvoicePad 3 integrates a range of useful features into a single application.
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Customer Registry
Keep your customer’s data up to date.
Networking
Client-server network solution for workstations.
Easy Searching
Rich filtering and searching capabilities.
AI Assistant
Integrated GPT functions help to generate text and answer questions.
Customizable
Expandable data fields, customizable printouts.
Exportable
All data tables can be exported to several formats.
Find the ideal license for you
Solo
$6
per month (billed annually)
For single workstation.
Standard
$9
per month (billed annually)
For 3 workstations.
Pro
$15
per month (billed annually)
For 5 workstations.
Custom
Do you need license for more workstations? We have a special offer for you.
Licenses include
- Paper invoicing
- Customer register
- Stock management
- AI Assistant
- E-mail sending
- Statistics module
- Deadline module
- Custom logo on printouts
- Customer service
Download and try InvoicePad 3 for free
For all 64 bit Windows versions.
Our installers are safe and digitally signed, however, it is possible that your browser and Windows may display security warnings. If you download the installer from our website, you can ignore these warnings.
For 64 bit Linux systems (tested on Ubuntu). Requires user-level Linux knowledge.
After downloading, you need to set the execution rights for the installation file. Right-click on the file, then select the Settings menu, and there allow the file to be executed.
The installer need to be executed from the terminal as root. (With sudo.)
About InvoicePad 3
InvoicePad 3 is a customizable, network-enabled invoicing and simple stock management app for Windows and Linux. Built for businesses that issue paper-based invoices, it lets you create professional printouts, manage customers and items, and share data across multiple workstations with minimal setup.
What InvoicePad 3 includes
- Fast paper invoicing: Create clean, branded invoices with your logo, taxes, discounts, and notes—ready to print or save.
- Customer registry: Keep customer details, history, and contacts organized for repeat billing.
- Simple stock management: Track items, prices, and quantities; list parts/services on invoices accurately.
- Networking (client–server): Connect several PCs to the same database for team use on a local network.
- Powerful search and filters: Find invoices, customers, or items instantly.
- Customizable printouts: Adjust layouts and texts, and add your own logo to match your brand.
- Data export: Export any table to XLS, CSV, PDF, or TXT for reporting or archiving.
- Email sending: Email invoices and notices directly from the app with reusable templates.
- Deadlines and reminders: Schedule payment due dates and follow-ups so nothing is missed.
- Statistics module: See invoice totals, best customers, and time-based trends at a glance.
- File attachments: Store related documents (POs, approvals) with customers or invoices.
- Built‑in AI assistant (GPT): Generate descriptions, emails, and quick answers inside the app.
Why small businesses choose InvoicePad 3
- Simple and focused: Reliable invoicing without accounting-software complexity.
- Saves time and reduces errors: Customizable fields and layouts to fit your workflow
- Professional image: Professional documents that build trust with clients.
- Team work: Scales from a single PC to several workstations easily.
System requirements
Operation system
- Windows 11 (64 bit)
- Windows 10 (64 bit)
- Windows 8 (64 bit)
- Windows 7 (64 bit)
- Windows Xp (64 bit)
- Linux (64 bit)
Screen resolution
Minimum 1024 x 768
Free storage space
1 GByte + database size
Free memory
1 GByte
Power requirement
- Standalone mode: 2 GHz CPU
- Server mode: 2 x 2 GHz CPU
(multiple workstations)
Network
- Minimal bandwidth: 1 MBit/s
- TCP/IP connection is needed between the server and the client machine