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CoIsland vs Simple Gantt

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

CoIsland compared with Simple Gantt
DetailCoIslandSimple Gantt
What it doesAttention is all you have The simplest Gantt chart tool for small teams and freelancers
StageGrowing Growing
FoundedNot given Not given
Based inCA Not given
Pricing modelone-time freemium
Pricing$5.99 until October 25 (early bird), then $19.99 paid once for up to 2 Macs with a year of updates. Additional years of updates cost $5.99 each. 30-day money-back guarantee. Free plan at $0 with 1 project and up to 10 users; Premium at $8/month with up to 20 projects and unlimited users; Enterprise at $75/month with unlimited projects and users.
Key features
  • 35+ connectors for code, deploys, data, tickets and on-call tools
  • Alerts displayed in Mac notch with signal filtering
  • Custom monitors with queries on user-defined schedules
  • Integration with AI agents for automated actions
  • Credentials stored securely in macOS Keychain
  • No server, direct connection to user's tools from Mac
  • Visual Gantt scheduling
  • Automatic task status tracking
  • Task dependencies and critical path
  • Team assignments with unlimited collaborators
  • Dependency auto-rescheduling
  • Reusable project templates
  • Project progress statistics
  • Project deadline tracking
What makes it different
  • Native Mac app built in Swift for Apple Silicon, not a browser tab
  • No server architecture means data never leaves your Mac
  • Unified view across multiple workspaces and teams
  • Focused simplicity without unnecessary complexity
  • No per-seat pricing with unlimited team members
  • Instant project setup in seconds
  • Automatic dependency rescheduling
  • Intuitive interface requiring no project management experience
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)2110
Citation Flow (Majestic)2221
Referring domains (Majestic)6729

6 details filled in for both companies.

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