Langflow vs Stack AI vs Appian vs Dify
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
Langflow
vs
Langflow
Competitor 1
Stack AI
Stack AI
Competitor 2
Appian
Appian
Competitor 3
Dify
DifyCompare
4 tools · best value per row highlighted
Competitor
Appian
Appian
appian.com
Appian is an enterprise platform for process automation that orchestrates AI agents, existing systems and people from one place.
Traffic estimated monthly website traffic
Monthly visits
215.3Kvisits/mo
6.3Kvisits/mo
—
1Mvisits/mo
MoM change
▼ 0.7%
▼ 57.9%
—
▼ 16.6%
6-month growth
-4.9%
-93.7%
—
-30.6%
Global rank web
#217,191
#1,700,092
—
#39,510
Avg. last 3 months
225.2K
13.9K
—
1.1M
Bounce rate lower is better
44%
39%
—
41%
Pages / visit
2.2
1.8
—
4.4
Visit duration
1m 04s
14s
—
6m 40s
Traffic sources
● Direct 76% · ● Referral 24%
—
—
● Direct 84% · ● Referral 15%
LangflowStack AIAppianDify
Pricing
Model
Free
Freemium
—
Freemium
Starting price
Free
Free tier
—
$590per month · free tier available
Free tier
–
Free trial
–
–
–
API access
–
Plans
—
—
—
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Capabilities input → output
Input
Text
DataDocumentsText
DataDocumentsText
DocumentsText
Output
Apps
Apps
Apps
Apps
Skill level
Advanced
Intermediate
Advanced
Intermediate
Categories
Tasks what each tool can do · 3 shared · core partial
Tasks covered
9
5
5
9
No-code
Agents
Workflows
Agent creation
–
Chatbots
–
–
Developer tools
–
–
LLM development
–
–
Development
–
–
Finance workflow automation
–
–
Process automation
–
–
–
APIs
–
–
–
Productivity
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–
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.