GanttPRO vs OnPay
A head-to-head comparison to help you pick the right tool
Last updated: April 30, 2026
GanttPRO
GanttPRO is a dedicated online Gantt chart tool built for project planning and scheduling. It offers an intuitive drag-and-drop interface for creating professional project timelines quickly.
OnPay
OnPay is a full-service payroll and HR platform designed for small and mid-size businesses. It offers unlimited payroll runs, automatic tax filing, and built-in HR tools at an affordable flat rate. OnPay is consistently rated as one of the best value payroll solutions for small businesses and supports a wide range of industries including restaurants, farms, and nonprofits.
Pros
- ✓Best-in-class Gantt chart experience
- ✓Very easy to learn
- ✓Good resource management
- ✓Professional exports for client presentations
- ✓Affordable pricing
Cons
- ✗Narrower feature set than full PM platforms
- ✗Not suited for agile or Kanban-focused teams
- ✗Limited reporting
- ✗Less suitable for software teams
Pros
- ✓Excellent value — flat monthly pricing with no per-run fees
- ✓Supports multiple pay schedules and unlimited payroll runs
- ✓Strong industry-specific features for restaurants, farms, and nonprofits
- ✓US-based customer support included on all plans
Cons
- ✗US-only — no international payroll support
- ✗Mobile app is less polished than competitors
- ✗Limited advanced HR features compared to full HRIS platforms
GanttPRO vs OnPay: Side by Side
| Factor | GanttPRO | OnPay |
|---|---|---|
| User Rating | N/A | N/A |
| Category | Project Management | Payroll Software |
| Pricing Model | Paid | Paid |
| Starting Price | Contact for pricing | $40/mo + $6/person |
| Best For | Project managers and teams needing a dedicated, easy-to-use Gantt chart tool for planning and scheduling | Small businesses wanting affordable, full-service payroll with no hidden fees |
| Our Pick | — | — |
GanttPRO Features
- ✓Gantt charts
- ✓task dependencies
- ✓resource management
- ✓time tracking
- ✓project templates
- ✓team collaboration
OnPay Features
- ✓Unlimited payroll runs
- ✓automatic tax filing
- ✓direct deposit
- ✓employee self-service
- ✓HR tools
- ✓benefits administration
- ✓PTO management
- ✓integrations
Pricing Comparison
Our Take
Choose GanttPRO if project managers and teams needing a dedicated, easy-to-use gantt chart tool for planning and scheduling. Choose OnPay if small businesses wanting affordable, full-service payroll with no hidden fees.
Best For
Project managers and teams needing a dedicated, easy-to-use Gantt chart tool for planning and scheduling
Best For
Small businesses wanting affordable, full-service payroll with no hidden fees
Also Consider
If neither GanttPRO nor OnPay is the right fit, Wrike is worth evaluating.
Wrike
Marketing and creative teams needing enterprise project management with approvals and proofing
From Free
Frequently Asked Questions
What is the difference between GanttPRO and OnPay?
GanttPRO is best for project managers and teams needing a dedicated, easy-to-use gantt chart tool for planning and scheduling. OnPay is best for small businesses wanting affordable, full-service payroll with no hidden fees.
Which is better, GanttPRO or OnPay?
Choose GanttPRO if project managers and teams needing a dedicated, easy-to-use gantt chart tool for planning and scheduling. Choose OnPay if small businesses wanting affordable, full-service payroll with no hidden fees.
How much does GanttPRO cost?
Visit GanttPRO website for current pricing.
How much does OnPay cost?
OnPay starts at $40/mo + $6/person. Pricing model: Paid.
Who should use GanttPRO?
Project managers and teams needing a dedicated, easy-to-use Gantt chart tool for planning and scheduling
Who should use OnPay?
Small businesses wanting affordable, full-service payroll with no hidden fees