Freelancer Business OS — Offline Business Management App
Run Your Freelance Business. All in One Place.
Freelancer Business OS is a complete offline business management app designed for freelancers, consultants, developers, designers, coaches, and solo professionals.
Manage your clients, projects, tasks, invoices, payments, income, expenses, proposals, contracts, and time tracking from one professional workspace — without a server, subscription, account, or internet connection.
Everything You Need to Manage Your Freelance Business
- Client Management
- Lead Management
- Project Management
- Task Management
- Time Tracking
- Proposal Management
- Invoice Management
- Payment Tracking
- Income Tracking
- Expense Tracking
- Contract Tracking
- Business Reports
- Freelancer Rate Calculator
Powerful Business Dashboard
Get a clear overview of your freelance business with revenue, outstanding invoices, expenses, profit, active projects, clients, upcoming tasks, payments, and recent activity.
Manage Your Clients
Keep client information, projects, invoices, payments, proposals, contracts, revenue, and activity organized in one place.
Manage Projects & Tasks
Track project budgets, deadlines, estimated hours, actual hours, revenue, expenses, profitability, tasks, priorities, and project status.
Track Your Time
Record billable and non-billable hours for your projects and clients. Calculate billable revenue using your hourly rate.
Create Professional Invoices
Create and manage invoices with line items, discounts, taxes, payment status, due dates, and outstanding balances. Print professional invoices directly from your browser.
Track Income & Expenses
Record business income and expenses by category, client, project, payment method, and date. Use the built-in reports to understand your business performance.
Business Reports
- Revenue Report
- Expense Report
- Profit Report
- Client Revenue Report
- Project Profitability Report
- Invoice Aging Report
- Payment Report
- Time Tracking Report
- Lead Conversion Report
- Monthly Business Summary
100% Offline & Private
No server. No account. No subscription. No cloud.
Your business data is stored locally in your browser using IndexedDB and is not transmitted to PRACOVA.
Backup & Restore
Protect your business data with the built-in JSON backup and restore system. Export your complete workspace and restore it whenever needed.
What's Included
- Freelancer Business OS v1.0.0
- Offline Web Application
- Demo Workspace
- Quick Start Guide
- User Guide
- README
- Commercial Digital Product License
Demo Workspace Included
The included demo workspace contains realistic sample business data so you can explore the application immediately.
- 8 Clients
- 10 Projects
- 25 Tasks
- 20 Invoices
- 15 Payments
- 25 Income Records
- 30 Expenses
- 30 Time Entries
- 5 Proposals
- 5 Contracts
System Requirements
- Windows, macOS, or Linux
- Modern web browser
- Chrome, Edge, Firefox, or Safari
- No internet connection required after download
How It Works
- Download the ZIP file.
- Extract the ZIP.
- Open the app folder.
- Double-click index.html.
- Choose Start with Demo Data or Start Fresh.
Important Information
This is a digital download. No physical product will be shipped.
The application stores data locally in the browser. Export a backup before moving the application folder or switching browsers.
This product is a business management and organization tool. It is not accounting, tax, legal, or financial advice.