CoTester by TestGrid vs Katalon vs Functionize vs TestDriver

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

Your tool
CoTester by TestGrid
vs
Competitor 1
Katalon
Competitor 2
Functionize
Competitor 3
TestDriver
Compare
4 tools · best value per row highlighted
Your tool CoTester by TestGrid
testgrid.io
CoTester operates as an AI agent that ingests product context from your existing QA workflows and documentation
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Competitor Katalon
katalon.com
Katalon is an AI testing platform for QA teams that brings authoring, test management, execution and production insight into one place.
Make main Remove
Competitor Functionize
functionize.com
Functionize is an agentic quality platform whose Studio product builds, runs and maintains tests against your live application.
Make main Remove
Competitor TestDriver
testdriver.ai
Engineering teams face brutal challenges with complex user flows
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
162.9Kvisits/mo
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23.2Kvisits/mo
MoM change
▲ 9.4%
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▲ 33.7%
6-month growth
-16.3%
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+254.6%
Global rank web
#267,076
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#1,596,542
Avg. last 3 months
164K
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15.7K
Bounce rate lower is better
42%
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52%
Pages / visit
2.2
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1.6
Visit duration
1m 42s
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24s
Traffic sources
● Direct 77% · ● Mail 13%
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● Direct 93% · ● Referral 7%
CoTester by TestGridKatalonFunctionizeTestDriver
057.8K115.6K173.4K231.3KCoTester by TestGrid · 215.1KCoTester by TestGrid · 231.3KCoTester by TestGrid · 194.6KCoTester by TestGrid · 216.2KCoTester by TestGrid · 219.7KCoTester by TestGrid · 180.3KCoTester by TestGrid · 149KCoTester by TestGrid · 162.9KTestDriver · 12.4KTestDriver · 13.1KTestDriver · 12.6KTestDriver · 8.1KTestDriver · 6.5KTestDriver · 4.2KTestDriver · 4.7KTestDriver · 6.5KTestDriver · 17.3KTestDriver · 23.2K1K10K100K1MCoTester by TestGrid · 215.1KCoTester by TestGrid · 231.3KCoTester by TestGrid · 194.6KCoTester by TestGrid · 216.2KCoTester by TestGrid · 219.7KCoTester by TestGrid · 180.3KCoTester by TestGrid · 149KCoTester by TestGrid · 162.9KTestDriver · 12.4KTestDriver · 13.1KTestDriver · 12.6KTestDriver · 8.1KTestDriver · 6.5KTestDriver · 4.2KTestDriver · 4.7KTestDriver · 6.5KTestDriver · 17.3KTestDriver · 23.2KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$199per month
$83.33per month · free tier available
$20per month · free tier available
$20per month
Free tier
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Free trial
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API access
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Plans
Starter $199/moGrowth CustomEnterprise Device Lab Custom
Free FreeProfessional $1,000/yrEnterprise Custom
Free FreeGrowth $20/moScale $100/moEnterprise Custom
Pro $20/moPlus Usage $0.14Enterprise Custom
Capabilities input → output
Input
DocumentsText
CodeText
TextWeb pages
Code
Output
Code
CodeData
Data
Code
Skill level
Advanced
Intermediate
Advanced
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Testing
Development & CodeAI Testing
Development & CodeAI Testing
Development & CodeAI Code ReviewAI Testing
Tasks what each tool can do · 3 shared · core   partial
Tasks covered
7
10
7
8
Test automation
Testing
Test creation
Test cases
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UI testing
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Test generation
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Website testing
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Agents
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Code testing
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Test management
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API testing
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Code reviews
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GitHub pull requests
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No-code
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Browser testing
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Playwright tests
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
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▲ 0
Saves
0
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0
0
Reviews
0
0
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0
Prompts
0
0
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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.