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

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

Your tool
Testim
vs
Competitor 1
Functionize
Competitor 2
GitHub Copilot
Competitor 3
Atai - Automated Testing AI
Compare
4 tools · best value per row highlighted
Your tool Testim
testim.io
Testim is an automated testing platform from Tricentis for fast authoring of stable, AI-powered tests.
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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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Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
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Competitor Atai - Automated Testing AI
automatedtesting.ai
Atai uses Vision AI to generate automated test cases for web applications by interpreting natural language prompts
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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%
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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TestimFunctionizeGitHub CopilotAtai - 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
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Freemium
Freemium
Free Trial
Starting price
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$20per month · free tier available
$4per month · free tier available
$19per month
Free tier
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Free trial
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API access
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Plans
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Free FreeGrowth $20/moScale $100/moEnterprise Custom
Free FreeTeam $4/moEnterprise $21/mo
Download For Life $99/one-timeCloud Subscription $19/mo
Capabilities input → output
Input
Text
TextWeb pages
CodeText
TextWeb pages
Output
Code
Data
Code
Code
Skill level
Intermediate
Advanced
Intermediate
Advanced
Categories
Development & CodeAI Testing
Development & CodeAI Testing
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Testing
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
11
7
9
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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UI testing
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Test cases
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Test management
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Code autocompletion
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Coding
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Browser testing
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Code reviews
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Coding in VS Code
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Salesforce
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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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Root cause analysis
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Selenium testing
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Terminal
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
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Reviews
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Prompts
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2
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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.