Stack AI vs Flowise vs CrewAI vs Windmill

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Stack AI
vs
Competitor 1
Flowise
Competitor 2
CrewAI
Competitor 3
Windmill
Compare
4 tools · best value per row highlighted
Your tool Stack AI
stack-ai.com
Connect AI models visually
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Competitor Flowise
flowiseai.com
No-code AI workflows
Make main Remove
Competitor CrewAI
crewai.com
CrewAI is a multi-agent platform that covers the full agent lifecycle for businesses: discover what to automate, build agents, govern them in production and optimize them over time.
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Competitor Windmill
windmill.dev
Windmill is an open-source, code-first orchestration platform for internal software.
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Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
168.3Kvisits/mo
476.6Kvisits/mo
—
MoM change
▼ 57.9%
▼ 27.6%
▼ 10.3%
—
6-month growth
-93.7%
-14.1%
-5.3%
—
Global rank web
#1,700,092
#239,649
#107,487
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Avg. last 3 months
13.9K
203.8K
564.3K
—
Bounce rate lower is better
39%
43%
46%
—
Pages / visit
1.8
2.8
2.6
—
Visit duration
14s
1m 23s
1m 32s
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Traffic sources
—
● Direct 79% · ● Referral 19%
● Direct 75% · ● Referral 23%
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Stack AIFlowiseCrewAIWindmill
0171.3K342.6K513.9K685.2KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KFlowise · 254.4KFlowise · 249KFlowise · 240.1KFlowise · 195.9KFlowise · 226.4KFlowise · 223.8KFlowise · 210.5KFlowise · 232.5KFlowise · 168.3KCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6K1K10K100K1MStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KFlowise · 254.4KFlowise · 249KFlowise · 240.1KFlowise · 195.9KFlowise · 226.4KFlowise · 223.8KFlowise · 210.5KFlowise · 232.5KFlowise · 168.3KCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Free
Freemium
Starting price
Free tier
$35per month · free tier available
Free
$120per month · free tier available
Free tier
Free trial
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API access
Plans
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Free FreeStarter $35/moPro $65/mo
Basic FreeEnterprise $0
Free and Open-source (self-host) FreeEnterprise $120/mo
Capabilities input → output
Input
DataDocumentsText
DocumentsText
Text
Code
Output
Apps
Apps
AppsCode
Apps
Skill level
Intermediate
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+2 more
Development & CodeProductivity & OfficeAI Developer ToolsAI Workflow+1 more
Tasks what each tool can do · 4 shared · core   partial
Tasks covered
7
10
9
9
Workflows
Agents
Agent creation
No-code
Agent collaboration
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Process automation
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Developer tools
–
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Development
–
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Workflow deployment
–
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Agent management
–
–
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Business automation
–
–
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Chatbot building
–
–
–
Chatbots
–
–
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Self hosted
–
–
–
APIs
–
–
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Agent testing
–
–
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Chatbot integration
–
–
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Finance workflow automation
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.