GitHub Copilot vs Stacks vs Augment Code vs Constella

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

Your tool
GitHub Copilot
vs
Competitor 1
Stacks
Competitor 2
Augment Code
Competitor 3
Constella
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Remove
Competitor Stacks
betterstacks.com
Stacks is a personal AI workspace that gathers what you find online into one searchable place.
Make main Remove
Competitor Augment Code
augmentcode.com
Augment Code is an agentic software development company whose Cosmos platform runs software agents across the development lifecycle.
Make main Remove
Competitor Constella
constella.app
Opening Constella drops you into a system that ditches the usual file cabinet metaphor entirely
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
637.9Mvisits/mo
6.3Kvisits/mo
—
7.4Kvisits/mo
MoM change
▲ 3.7%
▼ 8.4%
—
▼ 2.5%
6-month growth
+19.3%
-50.8%
—
+67.1%
Global rank web
#49
#3,182,249
—
#1,944,958
Avg. last 3 months
629.7M
6.1K
—
9.2K
Bounce rate lower is better
36%
41%
—
35%
Pages / visit
5.9
1.7
—
5.0
Visit duration
6m 26s
6s
—
1m 48s
Traffic sources
● Direct 83% · ● Referral 15%
—
—
—
GitHub CopilotStacksAugment CodeConstella
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 · 637.9MStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KConstella · 21.7KConstella · 9.6KConstella · 4.5KConstella · 3.7KConstella · 13.9KConstella · 12.4KConstella · 7.6KConstella · 7.4K1K10K100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KConstella · 21.7KConstella · 9.6KConstella · 4.5KConstella · 3.7KConstella · 13.9KConstella · 12.4KConstella · 7.6KConstella · 7.4KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Paid
Paid
Freemium
Starting price
$4per month · free tier available
$9per month
$20per month
$5.99per month · free tier available
Free tier
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Free trial
–
–
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API access
–
–
–
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Plans
Free FreeTeam $4/moEnterprise $21/mo
Be Productive $89/yrBe Collaborative $199/yrBe Creative $349/yr
Standard $20/moBusiness $100/moEnterprise Custom
Free FreeConstella Beta $5.99/yr
Capabilities input → output
Input
CodeText
DocumentsTextWeb pages
CodeText
DocumentsTextWeb pages
Output
Code
Text
Code
Text
Skill level
Intermediate
Beginner-friendly
Advanced
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Education & LearningProductivity & OfficeAI FilesAI Knowledge Management
Development & CodeProductivity & OfficeAI AgentAI Code Review+2 more
Education & LearningAI Knowledge Management
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
4
6
5
Coding
–
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Code reviews
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Knowledge bases
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Agents
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Digital information management
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Knowledge exploration
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Note taking
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Research
–
–
–
Testing
–
–
–
Agent management
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–
–
Code testing
–
–
–
Cve monitoring
–
–
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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
2
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.