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FLATIO vs OpenProject

Professional comparison and analysis to help you choose the right software solution for your needs.

FLATIO icon
FLATIO
OpenProject icon
OpenProject

FLATIO vs OpenProject: The Verdict

⚡ Summary:

FLATIO: FLATIO is an online invoicing and time tracking software designed for freelancers and small teams. It allows creating professional invoices, tracking time and expenses, managing clients and projects, and getting paid online.

OpenProject: OpenProject is an open source project management software. It provides tools to plan projects and tasks, track time and costs, collaborate with teams, and report on progress. Key features include Gantt charts, roadmaps, issue tracking, forums, wikis, and document management.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature FLATIO OpenProject
Sugggest Score — —
Category Business & Commerce Business & Commerce
Pricing Subscription Open Source

Product Overview

FLATIO
FLATIO

Description: FLATIO is an online invoicing and time tracking software designed for freelancers and small teams. It allows creating professional invoices, tracking time and expenses, managing clients and projects, and getting paid online.

Type: software

Pricing: Subscription

OpenProject
OpenProject

Description: OpenProject is an open source project management software. It provides tools to plan projects and tasks, track time and costs, collaborate with teams, and report on progress. Key features include Gantt charts, roadmaps, issue tracking, forums, wikis, and document management.

Type: software

Pricing: Open Source

Key Features Comparison

FLATIO
FLATIO Features
  • Online invoicing
  • Time tracking
  • Expense tracking
  • Client & project management
  • Online payments
  • Multi-currency support
OpenProject
OpenProject Features
  • Gantt charts
  • Roadmaps
  • Issue tracking
  • Forums
  • Wikis
  • Document management

Pros & Cons Analysis

FLATIO
FLATIO

Pros

  • User-friendly interface
  • Automated workflows
  • Mobile app
  • Integrations
  • Affordable pricing

Cons

  • Limited reporting
  • No phone support
  • Lacks advanced project management features
OpenProject
OpenProject

Pros

  • Open source and free
  • Customizable and extensible
  • Good collaboration features
  • Intuitive user interface

Cons

  • Can be complex for simple needs
  • Limited reporting compared to paid options
  • Steep learning curve

Pricing Comparison

FLATIO
FLATIO
  • Subscription
OpenProject
OpenProject
  • Open Source

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Learn More About Each Product

FLATIO
FLATIO
Reviews, pricing & alternatives →
OpenProject
OpenProject
Reviews, pricing & alternatives →

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