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Software · head to head

GanttPRO vs Stampli

GanttPRO logo

GanttPRO

Software

Online Gantt chart software

From
On request
Rated
-
Full reviewWebsite
Stampli logo

Stampli

Software

AI-powered accounts payable automation

From
$29/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: GanttPRO workload management, portfolios, reports and budget planning all require the Business plan at $17 per user per month; Stampli pricing is by quote only: the pricing page publishes no rate, no minimum and no cost driver, offering only a Request a Quote form
  • They diverge on capability: GanttPRO covers Gantt charts, Stampli covers AI invoice processing.

Where they differ

Only the attributes on which GanttPRO and Stampli actually diverge.

Attributes where GanttPRO and Stampli differ
AttributeGanttPROStampli
Starting priceOn request$29/month
PlatformsWebWeb, Ios, Android
Founded20152014

Identical on both: pricing model (subscription), free tier (No), user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in GanttPRO

  • Gantt charts
  • Resource management
  • Time tracking
  • Dependencies
  • Export
  • Jira
  • Slack
  • Google Drive

Only in Stampli

  • AI invoice processing
  • Approval workflows
  • Vendor management
  • Payment processing
  • Audit trails
  • NetSuite
  • Sage Intacct
  • QuickBooks

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

GanttPRO

  • Building Gantt chart schedules with auto scheduling and dependenciesnot Stampli
  • Planning resources and budgets against a project timelinenot Stampli

Stampli

  • Automating accounts payable invoice capture and codingnot GanttPRO
  • Routing invoice approvals with discussion held against each invoicenot GanttPRO
  • Paying suppliers and issuing virtual cards from the AP workflownot GanttPRO

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

GanttPRO

  • Workload management, portfolios, reports and budget planning all require the Business plan at $17 per user per month
  • SAML SSO, custom roles and API access are Enterprise only at $25 per user per month
  • The Enterprise plan carries a 5 user minimum and requires an annual subscription
  • Custom fields and calendar view are excluded from the entry Core plan
  • Every published rate assumes annual billing, which the vendor prices 20% below monthly

Stampli

  • Pricing is by quote only: the pricing page publishes no rate, no minimum and no cost driver, offering only a Request a Quote form
  • Payments and card products are sold alongside the core AP automation rather than being separately priced on the public site

Pricing, plan by plan

GanttPRO

On request
  • Basic$7.99/month
    • 1 project
    • Gantt charts
    • Dependencies
  • Pro$12.99/month
    • Unlimited projects
    • Resource management
    • Time tracking

Stampli

$29/month
  • Essential$undefined/month
    • Invoice processing
    • Basic approvals
    • Email notifications
  • Professional$undefined/month
    • AI-powered coding
    • Advanced workflows
    • ERP integrations
  • Enterprise$undefined/month
    • Custom workflows
    • API access
    • Dedicated support

Which should you pick?

Choose GanttPRO if

  • You need gantt charts.
  • You also want resource management.
GanttPRO review

Choose Stampli if

  • You need ai invoice processing.
  • You work on Web, Ios, Android.
  • You also want approval workflows.
Stampli review

Questions people ask

Is GanttPRO or Stampli better?
Neither clearly leads. GanttPRO starts at On request and Stampli at $29/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GanttPRO or Stampli?
GanttPRO starts at On request and Stampli at $29/month.
Does GanttPRO or Stampli run on more platforms?
GanttPRO runs on Web. Stampli runs on Web, Ios, Android.
What is GanttPRO best used for?
GanttPRO is most often used for building gantt chart schedules with auto scheduling and dependencies, planning resources and budgets against a project timeline. Of those, building gantt chart schedules with auto scheduling and dependencies and planning resources and budgets against a project timeline are not what Stampli is typically brought in for.
What can GanttPRO do that Stampli cannot?
GanttPRO covers Gantt charts, Resource management, Time tracking, Dependencies. Stampli covers AI invoice processing, Approval workflows, Vendor management, Payment processing. Both handle Web support.
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