CoGrader vs Polarbear Study vs Learn Place AI vs Flint

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

Your tool
CoGrader
vs
Competitor 1
Polarbear Study
Competitor 2
Learn Place AI
Competitor 3
Flint
Compare
4 tools · best value per row highlighted
Your tool CoGrader
cograder.com
Teachers claim they're grading essays 80% faster with CoGrader
Remove
Competitor Polarbear Study
trypolarbear.com
Make main Remove
Competitor Learn Place AI
learnplace.ai
Make main Remove
Competitor Flint
flintk12.com
Flint is an AI platform that lets teachers build personalized learning activities for their students.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
56.7Kvisits/mo
112.9Kvisits/mo
529visits/mo
—
MoM change
▲ 42.4%
▼ 14.0%
▼ 61.4%
—
6-month growth
-43.9%
+47.7%
-83.3%
—
Global rank web
#621,596
#317,842
#13,817,637
—
Avg. last 3 months
47.6K
127.3K
1.1K
—
Bounce rate lower is better
37%
41%
35%
—
Pages / visit
4.1
3.6
1.5
—
Visit duration
2m 47s
2m 43s
4s
—
Traffic sources
● Direct 96% · ● Referral 4%
● Direct 90% · ● Referral 7%
—
—
CoGraderPolarbear StudyLearn Place AIFlint
034.5K68.9K103.4K137.9KCoGrader · 66KCoGrader · 60.3KCoGrader · 48.2KCoGrader · 61.6KCoGrader · 101KCoGrader · 67.6KCoGrader · 77.3KCoGrader · 46.4KCoGrader · 39.8KCoGrader · 56.7KPolarbear Study · 44KPolarbear Study · 27.8KPolarbear Study · 53.5KPolarbear Study · 76.4KPolarbear Study · 98.5KPolarbear Study · 83.9KPolarbear Study · 137.9KPolarbear Study · 131.2KPolarbear Study · 112.9KLearn Place AI · 7.1KLearn Place AI · 294Learn Place AI · 3.2KLearn Place AI · 2.4KLearn Place AI · 3.4KLearn Place AI · 1.3KLearn Place AI · 1.4KLearn Place AI · 5291001K10K100K1MCoGrader · 66KCoGrader · 60.3KCoGrader · 48.2KCoGrader · 61.6KCoGrader · 101KCoGrader · 67.6KCoGrader · 77.3KCoGrader · 46.4KCoGrader · 39.8KCoGrader · 56.7KPolarbear Study · 44KPolarbear Study · 27.8KPolarbear Study · 53.5KPolarbear Study · 76.4KPolarbear Study · 98.5KPolarbear Study · 83.9KPolarbear Study · 137.9KPolarbear Study · 131.2KPolarbear Study · 112.9KLearn Place AI · 7.1KLearn Place AI · 294Learn Place AI · 3.2KLearn Place AI · 2.4KLearn Place AI · 3.4KLearn Place AI · 1.3KLearn Place AI · 1.4KLearn Place AI · 529Nov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$15per month · free tier available
AUD 13per month · free tier available
$49per month · free tier available
Free tier
Free tier
Free trial
–
–
API access
–
–
–
Plans
Free Free
Free FreeGo $13/moUltra $19.99/moPro $119/mo
Free FreeProfessional $49/moPremium $99/moPremium+ $299/mo
Free FreeUp to 150 users $3,000/yrUp to 250 users $4,000/yrUp to 500 users $6,500/yr+1 more
Capabilities input → output
Input
Documents
AudioDocumentsText
Text
AudioText
Output
DataText
Text
Text
DataText
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Education & LearningAI Teachers
Education & LearningWriting & ContentAI Essay WriterAI Homework Helper+2 more
Education & LearningAI Teachers
Education & LearningAI Teachers
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
8
4
7
6
Tutoring
–
Essay feedback
–
–
Education
–
–
Assessment rubrics
–
–
–
Essay grading
–
–
–
Exam preparation
–
–
–
Grading
–
–
–
Learning paths
–
–
–
Rubrics
–
–
–
Career development
–
–
–
Education support
–
–
–
Grammar checking
–
–
–
Skill development
–
–
–
Teaching support
–
–
–
Career guidance
–
–
–
Exam grading
–
–
–
Learning
–
–
–
Quiz generation
–
–
–
Student progress reports
–
–
–
Study plans
–
–
–
Teaching
–
–
–
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
–
–
–
–

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.