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3CX vs GanttProject

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

3CX icon
3CX
GanttProject icon
GanttProject

3CX vs GanttProject: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature 3CX GanttProject
Sugggest Score
Category Business & Commerce Office & Productivity
Pricing Open Source Open Source

Product Overview

3CX
3CX

Description: 3CX is an open-source IP PBX software solution that works with popular SIP phone systems. It offers unified communications features like auto attendants, call routing, voicemail, video conferencing, and more.

Type: software

Pricing: Open Source

GanttProject
GanttProject

Description: GanttProject is an open-source project management software. It allows users to create Gantt charts and schedules to plan projects and track progress. Useful for individual users and teams to visualize tasks and deadlines.

Type: software

Pricing: Open Source

Key Features Comparison

3CX
3CX Features
  • VoIP PBX
  • Auto Attendant
  • Call Recording
  • Call Reporting
  • IVR
  • Voicemail
  • Video Conferencing
  • Instant Messaging
  • Presence
  • CRM Integration
GanttProject
GanttProject Features
  • Gantt charts
  • Resource management
  • Baselines
  • Dependencies
  • Milestones
  • Calendars
  • Import/export
  • PDF/HTML export
  • Web publishing
  • MS Project import/export

Pros & Cons Analysis

3CX
3CX
Pros
  • Open source
  • Easy to use interface
  • Supports popular SIP phones
  • Has free edition
  • Good value for money
Cons
  • Limited mobile apps
  • Steep learning curve initially
  • Complex pricing structure
  • Requires dedicated hardware/server
GanttProject
GanttProject
Pros
  • Free and open source
  • Intuitive interface
  • Powerful features
  • Cross-platform
  • Active community support
Cons
  • Steep learning curve
  • Limited integrations
  • No cloud hosting
  • Can be slow with large projects

Pricing Comparison

3CX
3CX
  • Open Source
GanttProject
GanttProject
  • Open Source

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