Caktus vs Polarbear Study vs Knowee vs Edubrain

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

Your tool
Caktus
vs
Competitor 1
Polarbear Study
Competitor 2
Knowee
Competitor 3
Edubrain
Compare
4 tools · best value per row highlighted
Your tool Caktus
caktus.ai
More than 3 million students rely on Caktus to power through coursework faster
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Competitor Polarbear Study
trypolarbear.com
Make main Remove
Competitor Knowee
knowee.ai
Knowee is an academic writing and homework assistant for students.
Make main Remove
Competitor Edubrain
edubrain.ai
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
59Kvisits/mo
112.9Kvisits/mo
211.3Mvisits/mo
224Kvisits/mo
MoM change
▼ 6.2%
▼ 14.0%
▲ 2.3%
▼ 12.6%
6-month growth
-6.3%
+47.7%
+7.3%
+22.1%
Global rank web
#669,749
#317,842
—
#181,450
Avg. last 3 months
57.1K
127.3K
207M
250.8K
Bounce rate lower is better
64%
41%
56%
40%
Pages / visit
1.4
3.6
2.6
2.3
Visit duration
27s
2m 43s
1m 50s
41s
Traffic sources
● Direct 100%
● Direct 90% · ● Referral 7%
● Direct 69% · ● Referral 29%
● Direct 79% · ● Referral 19%
CaktusPolarbear StudyKnoweeEdubrain
052.8M105.6M158.5M211.3MCaktus · 85.7KCaktus · 64.3KCaktus · 78.7KCaktus · 51.3KCaktus · 63KCaktus · 67.8KCaktus · 71.4KCaktus · 49.4KCaktus · 62.9KCaktus · 59KPolarbear Study · 44KPolarbear Study · 27.8KPolarbear Study · 53.5KPolarbear Study · 76.4KPolarbear Study · 98.5KPolarbear Study · 83.9KPolarbear Study · 137.9KPolarbear Study · 131.2KPolarbear Study · 112.9KKnowee · 184.4MKnowee · 190.2MKnowee · 193.2MKnowee · 179.1MKnowee · 196.9MKnowee · 199.7MKnowee · 211MKnowee · 203MKnowee · 206.6MKnowee · 211.3MEdubrain · 231.1KEdubrain · 236.4KEdubrain · 220.9KEdubrain · 169.5KEdubrain · 183.5KEdubrain · 267.2KEdubrain · 355.8KEdubrain · 271.9KEdubrain · 256.4KEdubrain · 224K10K100K1M10M100M1BCaktus · 85.7KCaktus · 64.3KCaktus · 78.7KCaktus · 51.3KCaktus · 63KCaktus · 67.8KCaktus · 71.4KCaktus · 49.4KCaktus · 62.9KCaktus · 59KPolarbear Study · 44KPolarbear Study · 27.8KPolarbear Study · 53.5KPolarbear Study · 76.4KPolarbear Study · 98.5KPolarbear Study · 83.9KPolarbear Study · 137.9KPolarbear Study · 131.2KPolarbear Study · 112.9KKnowee · 184.4MKnowee · 190.2MKnowee · 193.2MKnowee · 179.1MKnowee · 196.9MKnowee · 199.7MKnowee · 211MKnowee · 203MKnowee · 206.6MKnowee · 211.3MEdubrain · 231.1KEdubrain · 236.4KEdubrain · 220.9KEdubrain · 169.5KEdubrain · 183.5KEdubrain · 267.2KEdubrain · 355.8KEdubrain · 271.9KEdubrain · 256.4KEdubrain · 224KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$19.99per month · free tier available
AUD 13per month · free tier available
$10per month · free tier available
$16per month · free tier available
Free tier
Free trial
–
–
–
API access
–
–
–
–
Plans
—
Free FreeGo $13/moUltra $19.99/moPro $119/mo
Free FreePro $10/mo
Free Custom/moPlan 2 $16/mo
Capabilities input → output
Input
DocumentsText
AudioDocumentsText
—
AudioDocumentsImagesText
Output
Text
Text
—
Text
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
AI Detection & SafetyEducation & LearningWriting & ContentAI Essay Writer+5 more
Education & LearningWriting & ContentAI Essay WriterAI Homework Helper+2 more
Education & LearningProductivity & OfficeVideo EditingWriting & Content+6 more
Education & LearningAI Homework HelperAI Math
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
11
4
10
14
Homework assistance
–
Math
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Math problems
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Quiz generation
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Essay writing
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Academic writing
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Academic citation
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Math explanations
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Education
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Math calculator
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Writing
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Citations
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–
–
Essay feedback
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–
–
Exam preparation
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–
–
Tutoring
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–
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Flashcards
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–
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Problem solving
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–
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Writing outlines
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–
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Calculations
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–
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Harvard citations
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–
–
Harvard referencing
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–
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Note taking
–
–
–
Presentations
–
–
–
Science learning
–
–
–
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
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.