Functionize vs GitHub Copilot vs mabl vs Atai - Automated Testing AI

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

Your tool
Functionize
vs
Competitor 1
GitHub Copilot
Competitor 2
mabl
Competitor 3
Atai - Automated Testing AI
Compare
4 tools · best value per row highlighted
Your tool Functionize
functionize.com
Functionize is an agentic quality platform whose Studio product builds, runs and maintains tests against your live application.
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Competitor mabl
mabl.com
mabl is an agentic testing platform that sits between build and release and verifies that software actually works.
Competitor Atai - Automated Testing AI
automatedtesting.ai
Atai uses Vision AI to generate automated test cases for web applications by interpreting natural language prompts
Traffic estimated monthly website traffic
Monthly visits
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637.9Mvisits/mo
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MoM change
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▲ 3.7%
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6-month growth
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+19.3%
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Global rank web
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#49
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Avg. last 3 months
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629.7M
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Bounce rate lower is better
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36%
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0%
Pages / visit
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5.9
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Visit duration
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6m 26s
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Traffic sources
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● Direct 83% · ● Referral 15%
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FunctionizeGitHub CopilotmablAtai - Automated Testing AI
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
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Free Trial
Starting price
$20per month · free tier available
$4per month · free tier available
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$19per month
Free tier
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Free trial
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API access
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Plans
Free FreeGrowth $20/moScale $100/moEnterprise Custom
Free FreeTeam $4/moEnterprise $21/mo
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Download For Life $99/one-timeCloud Subscription $19/mo
Capabilities input → output
Input
TextWeb pages
CodeText
TextWeb pages
TextWeb pages
Output
Data
Code
Data
Code
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
9
7
10
Agents
Test automation
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Testing
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Test creation
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Website testing
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Test generation
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Test cases
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Code autocompletion
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Coding
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API testing
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Browser testing
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Code reviews
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Coding in VS Code
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UI testing
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Vs code
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Agent management
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Debugging
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No-code
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Terminal
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Test management
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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
2
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.