Side by side
FastGantt vs Online Gantt
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Upload Excel, create Gantt charts instantly.
AI Assistant for Gantt Charts
Primary task
Gantt charts
Gantt charts
Pricing
Free Trial · Trial; then from $7.9/mo
Free Trial · Trial; then from $8/mo
Pricing details
Free + from $7.9/mo
Free + from $8/mo
Billing cycle
Monthly
Monthly
API access
Not documented
Not documented
Platforms
Web
Web
Integrations
Excel
Not documented
Source rating
5.0 / 5 · 1 ratings
2.7 / 5 · 3 ratings
Catalog views
374
1.8k
Estimated monthly traffic
—
94.2K
Catalog imported
31 Aug 2026
30 Aug 2026
Listed strengths
- Excel spreadsheet upload
- Instant Gantt chart visualization
- Supports .xlsx and .xls
- Recognizes header synonyms
- Customizable charts
- Manage Gantt charts with natural language
- Quickly create templates from ideas or notes
- Bulk edit tasks in seconds
- Instant revisions for timelines and dependencies
- Get answers to blockers, risks, and workloads
Listed limitations
- Only supports .xlsx, .xls
- Limited color and label customization
- No sign-up feature, data security
- No direct team communication integration
- Only Gantt chart visualization
- Focused only on Gantt chart workflows
- Limited to features provided in Online Gantt cloud
- Not as flexible as full project management suites
- Requires subscription for full functionality