Dify vs Stepper vs Voiceflow vs FastGPT

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

Your tool
Dify
vs
Competitor 1
Stepper
Competitor 2
Voiceflow
Competitor 3
FastGPT
Compare
4 tools · best value per row highlighted
Your tool Dify
dify.ai
AI apps without code
Remove
Competitor Stepper
stepper.io
Building automated workflows traditionally requires either coding skills or wrestling with complex visual builders
Make main Remove
Competitor Voiceflow
voiceflow.com
Design conversations visually
Make main Remove
Competitor FastGPT
fastgpt.io
FastGPT is an open-source platform for building AI agents and knowledge-base applications.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1Mvisits/mo
49.9Kvisits/mo
385Kvisits/mo
—
MoM change
▼ 16.6%
▲ 34.2%
▼ 5.8%
—
6-month growth
-30.6%
+519.2%
-35.3%
—
Global rank web
#39,510
#677,321
#93,201
—
Avg. last 3 months
1.1M
38.1K
407.5K
—
Bounce rate lower is better
41%
40%
38%
—
Pages / visit
4.4
2.0
5.2
—
Visit duration
6m 40s
47s
3m 07s
—
Traffic sources
● Direct 84% · ● Referral 15%
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● Direct 75% · ● Referral 24%
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DifyStepperVoiceflowFastGPT
0368.2K736.4K1.1M1.5MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MStepper · 8.1KStepper · 15.4KStepper · 20.2KStepper · 27KStepper · 37.2KStepper · 49.9KVoiceflow · 600.1KVoiceflow · 574.1KVoiceflow · 561.6KVoiceflow · 513.7KVoiceflow · 594.8KVoiceflow · 462.6KVoiceflow · 454KVoiceflow · 429.1KVoiceflow · 408.5KVoiceflow · 385K1K10K100K1M10MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MStepper · 8.1KStepper · 15.4KStepper · 20.2KStepper · 27KStepper · 37.2KStepper · 49.9KVoiceflow · 600.1KVoiceflow · 574.1KVoiceflow · 561.6KVoiceflow · 513.7KVoiceflow · 594.8KVoiceflow · 462.6KVoiceflow · 454KVoiceflow · 429.1KVoiceflow · 408.5KVoiceflow · 385KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$590per month · free tier available
$19per month · free tier available
Free tier
CNY 99per month · free tier available
Free tier
Free trial
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–
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API access
Plans
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Free FreePro $19/moTeam Coming soon
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Free Edition FreeBasic Edition $99/moAdvanced Edition $599/moCustom Edition Custom
Capabilities input → output
Input
DocumentsText
Text
DocumentsText
DocumentsTextWeb pages
Output
Apps
Apps
Apps
Apps
Skill level
Intermediate
Intermediate
Intermediate
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Productivity & OfficeAI Workflow
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+3 more
Chatbots & CompanionsEducation & LearningProductivity & OfficeAI Agent+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
4
13
9
Agents
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Agent creation
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Workflows
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Chatbots
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No-code
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Chatbot building
–
–
Customer support chatbot
–
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Customer support
–
–
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Knowledge bases
–
–
–
Process automation
–
–
–
RAG
–
–
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Voice agents
–
–
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Business automation
–
–
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Call agents
–
–
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Call center automation
–
–
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Calls
–
–
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Developer tools
–
–
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LLM development
–
–
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Self hosted
–
–
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Call answering
–
–
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Development
–
–
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Productivity
–
–
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Website to chatbot
–
–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 1
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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–
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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.