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Le Gantt vs. Slack

Built from each tool’s researched, reviewed record. Figures are checked against public pricing pages at research time — always confirm current pricing with the vendor before buying.

The short version

Le Gantt starts at Free per seat, versus Slack at $8.

Full comparison

Le Ganttfrom Free
Slackfrom $8 per month
Audyense Score30AS*Low29AS*Low
PositioningInteractive Gantt charts for Trello and BasecampSlack is a messaging app that gives you one platform for all your communications, offering real-time messaging, file sharing, archiving, and search.
Free tierYesYes
DeploymentCloud / SaaSCloud / SaaS
Best fitStartup, Mid-marketStartup, SMB, Mid-market
Pricing plans
  • Pro$19
  • FreeFree
  • Free or entry planFree
  • Higher tiersCustom pricing
Conversation channels—YesDocumented in the independently researched profile.
Private groups—YesDocumented in the independently researched profile.
Messaging—YesDocumented in the independently researched profile.
Message history—YesDocumented in the independently researched profile.
search—YesDocumented in the independently researched profile.
Snippets—YesDocumented in the independently researched profile.
Webhooks—YesDocumented in the independently researched profile.
Collaboration—YesDocumented in the independently researched profile.
File Sharing—YesDocumented in the independently researched profile.
File browsing—YesDocumented in the independently researched profile.
Voice/video calls—YesDocumented in the independently researched profile.
Feedback—YesDocumented in the independently researched profile.
Progress archive—YesDocumented in the independently researched profile.
notifications—YesDocumented in the independently researched profile.
Integrations verified2+—
Aggregate rating— · No reviews yet9.3 · No reviews yet
Integrations
TrelloBasecamp
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Security & compliance
GDPR
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Pros
  • Syncs with Trello and Basecamp
  • Visual timeline with drag-and-drop task dependencies
  • Auto-scheduling and critical path highlighting
  • Milestone and progress tracking
  • Independent review documents a concrete business workflow
  • Documented capability: Conversation channels
  • Documented capability: Private groups
  • Documented capability: Messaging
  • Documented capability: Message history
Cons—
  • Pricing and usage limits should be checked against the exact plan
  • Implementation effort depends on the team's data and process maturity
  • Reported outcomes should be validated with the buyer's own data
Visit Le Gantt ↗Visit Slack ↗