Windsurf vs Augment Code vs Kilo Code vs Functionize

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

Your tool
Windsurf
vs
Competitor 1
Augment Code
Competitor 2
Kilo Code
Competitor 3
Functionize
Compare
4 tools · best value per row highlighted
Your tool Windsurf
windsurf.com
Windsurf, which now appears on the web as Devin Desktop, is a desktop code editor that doubles as a control room for coding agents.
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Competitor Augment Code
augmentcode.com
Augment Code is an agentic software development company whose Cosmos platform runs software agents across the development lifecycle.
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Competitor Kilo Code
kilocode.ai
Kilo Code is an open source AI agent Visual Studio (VS) Code extension that focuses on enhancing the efficiency of coding. The tool can generate code, automate tasks, and offer practical suggestions.
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Competitor Functionize
functionize.com
Functionize is an agentic quality platform whose Studio product builds, runs and maintains tests against your live application.
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Traffic estimated monthly website traffic
Monthly visits
29.6Kvisits/mo
—
1.9Kvisits/mo
—
MoM change
▲ 7.8%
—
▼ 42.3%
—
6-month growth
+122.1%
—
-94.4%
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Global rank web
#1,172,623
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#4,668,091
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Avg. last 3 months
26.9K
—
10.5K
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Bounce rate lower is better
50%
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34%
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Pages / visit
1.3
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2.4
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Visit duration
13s
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19s
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Traffic sources
—
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WindsurfAugment CodeKilo CodeFunctionize
0186.2K372.3K558.5K744.7KWindsurf · 16KWindsurf · 24.3KWindsurf · 15.7KWindsurf · 13.3KWindsurf · 25.4KWindsurf · 29.3KWindsurf · 23.6KWindsurf · 27.5KWindsurf · 29.6KKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9K1K10K100K1MWindsurf · 16KWindsurf · 24.3KWindsurf · 15.7KWindsurf · 13.3KWindsurf · 25.4KWindsurf · 29.3KWindsurf · 23.6KWindsurf · 27.5KWindsurf · 29.6KKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Paid
Freemium
Freemium
Starting price
$20per month · free tier available
$20per month
$20per month · free tier available
$20per month · free tier available
Free tier
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Free trial
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API access
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Plans
Free FreePro $20/moMax $200/moTeams $80/mo
Standard $20/moBusiness $100/moEnterprise Custom
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Free FreeGrowth $20/moScale $100/moEnterprise Custom
Capabilities input → output
Input
CodeText
CodeText
CodeText
TextWeb pages
Output
Code
Code
Code
Data
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+2 more
Development & CodeAI Coding Assistant
Development & CodeAI Testing
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
8
6
5
7
Coding
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Agents
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Testing
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Code reviews
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Agent management
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Code autocompletion
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Test automation
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Coding in VS Code
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Debugging
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Developer tools
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Test creation
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Test generation
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Agent creation
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Code analysis
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Code testing
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Development
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GitHub pull requests
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Test cases
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Vs code
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Website testing
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 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.