15Minutes vs Bookshelf AI vs SoBrief vs ClassMind

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

Your tool
15Minutes
vs
Competitor 1
Bookshelf AI
Competitor 2
SoBrief
Competitor 3
ClassMind
Compare
4 tools · best value per row highlighted
Your tool 15Minutes
15minutes.ai
Want to digest a business book without spending hours
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Competitor Bookshelf AI
bookshelf.ai
Bookshelf AI delivers concise summaries of nonfiction books, podcasts and articles, covering more than 10,000 titles.
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Competitor SoBrief
sobrief.com
SoBrief is an extensive platform dedicated to summarizing non-fiction books across a variety of topics in an easily digestible format. The platform provides key takeaways from the books, making it eas
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Competitor ClassMind
classmind.app
ClassMind is an AI-powered smart educational tool specifically designed for educators to create, organize, and enhance learning materials. It offers a suite of features to streamline classroom prepara
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Traffic estimated monthly website traffic
Monthly visits
1.7Kvisits/mo
20.8Kvisits/mo
749.3Kvisits/mo
—
MoM change
▼ 84.4%
▲ 146.7%
▲ 4.5%
▲ 11.7%
6-month growth
-41.9%
+13,707.3%
+4.5%
+84.2%
Global rank web
#1,548,035
#1,288,135
#68,675
#13,515,168
Avg. last 3 months
4.4K
11.4K
661.9K
641
Bounce rate lower is better
32%
34%
45%
0%
Pages / visit
5.8
1.9
3.1
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Visit duration
1m 29s
12s
44s
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Traffic sources
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● Direct 85% · ● Referral 14%
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15MinutesBookshelf AISoBriefClassMind
0231K462K692.9K923.9K15Minutes · 2.9K15Minutes · 3.1K15Minutes · 6.1K15Minutes · 49115Minutes · 10.9K15Minutes · 1.7KBookshelf AI · 5.8KBookshelf AI · 2.3KBookshelf AI · 151Bookshelf AI · 2KBookshelf AI · 3.3KBookshelf AI · 4.9KBookshelf AI · 8.5KBookshelf AI · 20.8KSoBrief · 923.9KSoBrief · 796.9KSoBrief · 815.7KSoBrief · 815.2KSoBrief · 716.7KSoBrief · 701.7KSoBrief · 622.9KSoBrief · 519.4KSoBrief · 716.9KSoBrief · 749.3KClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1K1001K10K100K1M15Minutes · 2.9K15Minutes · 3.1K15Minutes · 6.1K15Minutes · 49115Minutes · 10.9K15Minutes · 1.7KBookshelf AI · 5.8KBookshelf AI · 2.3KBookshelf AI · 151Bookshelf AI · 2KBookshelf AI · 3.3KBookshelf AI · 4.9KBookshelf AI · 8.5KBookshelf AI · 20.8KSoBrief · 923.9KSoBrief · 796.9KSoBrief · 815.7KSoBrief · 815.2KSoBrief · 716.7KSoBrief · 701.7KSoBrief · 622.9KSoBrief · 519.4KSoBrief · 716.9KSoBrief · 749.3KClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Paid
Free Trial
Freemium
Free
Starting price
$9.99per month
$9.99per month
$1per month · free tier available
Free
Free tier
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Free trial
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API access
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–
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Plans
Monthly Membership $9.99/moYearly Membership $59.99/yrLifetime Access $129.99
Monthly Membership $9.99/moYearly Membership $59.99/yrLifetime Access $129/one-time
Free Free
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Capabilities input → output
Input
Text
Text
Text
DocumentsText
Output
AudioText
AudioDocumentsText
AudioDocumentsText
DocumentsSlidesText
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Intermediate
Categories
Education & LearningAI Book Summarizer
Education & LearningAI Book Summarizer
Education & LearningAI Book Summarizer
Education & LearningProductivity & OfficeAI Book SummarizerAI Lesson Plan Generator+2 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
5
5
6
13
Book summaries
Summarizing
Business book summaries
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Summaries
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Education
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Curriculum integration
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Interactive quizzes
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Lesson generation
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Lesson plans
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Presentations
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Quiz generation
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Teaching support
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Audio summaries
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Book analysis
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Books
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Question generation
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Student progress reports
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Test generation
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Audiobooks
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
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.