GitHub Copilot CLI vs Diffblue Cover vs GitHub Copilot vs devlo

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

Your tool
GitHub Copilot CLI
vs
Competitor 1
Diffblue Cover
Competitor 2
GitHub Copilot
Competitor 3
devlo
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot CLI
github.com
It reads, writes and runs code, works directly with your issues and pull requests, and carries a task from planning to merged code.
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Competitor Diffblue Cover
diffblue.com
Diffblue Cover, now offered as the Diffblue Testing Agent, generates, verifies and fixes unit tests autonomously across enterprise codebases.
Make main Remove
Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Make main Remove
Competitor devlo
devlo.ai
Engineering teams get a browser-based system that handles code from multiple angles
Make main Remove
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%
▼ 70.3%
6-month growth
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+19.3%
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Global rank web
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#49
#8,880,689
Avg. last 3 months
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629.7M
537
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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GitHub Copilot CLIDiffblue CoverGitHub Copilotdevlo
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 · 637.9Mdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6K1K10K100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9Mdevlo · 7.9Kdevlo · 5.4Kdevlo · 1.6KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Free
Paid
Freemium
Freemium
Starting price
Free
$1,500per month
$4per month · free tier available
$19per month · free tier available
Free tier
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Free trial
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API access
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Plans
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Starter package $1,500Enterprise Custom
Free FreeTeam $4/moEnterprise $21/mo
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Capabilities input → output
Input
CodeText
Code
CodeText
CodeText
Output
Code
Code
Code
AppsCode
Skill level
Intermediate
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Testing
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeProductivity & OfficeAI AgentAI App Builder+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
7
4
11
Coding
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Agents
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Code reviews
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GitHub pull requests
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Teams performance analytics
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Test creation
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Test generation
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Unit tests
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Agent creation
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Code testing
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Development
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GitHub
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Jira tickets
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Test automation
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Testing
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Agent management
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Code quality
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Developer tools
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Frontend development
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GitHub management
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Test cases
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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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▲ 1
Saves
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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.