Notability vs Quizlet vs GradesAI vs Turbo AI

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

Your tool
Notability
vs
Competitor 1
Quizlet
Competitor 2
GradesAI
Competitor 3
Turbo AI
Compare
4 tools · best value per row highlighted
Your tool Notability
notability.com
Notability is a note-taking app that mixes handwriting, typed text, PDFs and audio with AI study tools.
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Competitor Quizlet
quizlet.com
AI-enhanced flashcards and study tools
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Competitor GradesAI
gradesai.com
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Competitor Turbo AI
turbo.ai
Turbo AI converts study materials into interactive learning activities.
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Traffic estimated monthly website traffic
Monthly visits
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38.8Mvisits/mo
4.5Kvisits/mo
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MoM change
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▼ 22.0%
▲ 40.8%
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6-month growth
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-52.1%
+89.7%
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Global rank web
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#1,284
#5,442,166
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Avg. last 3 months
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52.6M
3.2K
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Bounce rate lower is better
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43%
41%
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Pages / visit
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4.4
1.7
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Visit duration
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6m 16s
18s
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Traffic sources
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● Direct 86% · ● Referral 12%
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NotabilityQuizletGradesAITurbo AI
020.5M41.1M61.6M82.2MQuizlet · 79.2MQuizlet · 67.9MQuizlet · 67.6MQuizlet · 80.9MQuizlet · 82.2MQuizlet · 79.3MQuizlet · 69.4MQuizlet · 49.7MQuizlet · 38.8MGradesAI · 1.5KGradesAI · 3.4KGradesAI · 2.7KGradesAI · 2.4KGradesAI · 2.3KGradesAI · 2.2KGradesAI · 257GradesAI · 2KGradesAI · 3.2KGradesAI · 4.5K1001K10K100K1M10M100MQuizlet · 79.2MQuizlet · 67.9MQuizlet · 67.6MQuizlet · 80.9MQuizlet · 82.2MQuizlet · 79.3MQuizlet · 69.4MQuizlet · 49.7MQuizlet · 38.8MGradesAI · 1.5KGradesAI · 3.4KGradesAI · 2.7KGradesAI · 2.4KGradesAI · 2.3KGradesAI · 2.2KGradesAI · 257GradesAI · 2KGradesAI · 3.2KGradesAI · 4.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
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Starting price
$1per month · free tier available
$7.99per month · free tier available
$19.99per month · free tier available
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Free tier
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Free trial
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API access
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Plans
Starter FreeLite $11.99/yrPlus $15.99/yrPro $79.99/yr+3 more
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Capabilities input → output
Input
Web pagesTextDocumentsAudio
DocumentsTextAudio
TextDocuments
AudioDocumentsWeb pagesVideo
Output
Text
TextAudio
Text
AudioText
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Education & LearningProductivity & OfficeVoice & SpeechWriting & Content+5 more
Education & LearningAI Flashcard MakerAI Homework HelperAI Quiz Generator
Education & LearningAI Flashcard MakerAI Homework HelperAI Math+1 more
Education & LearningProductivity & OfficeAI Flashcard MakerAI Note Taker+1 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
9
6
9
11
Flashcards
Quiz generation
Note taking
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Education
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Question generation
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Study materials
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Study notes
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Homework assistance
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Interactive quizzes
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Exam preparation
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Study assistance
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Quiz assistance
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Study plans
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Summarizing
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Transcription
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Class summaries
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Math
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Meeting transcription
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Notes to quizzes
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Text to podcast
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Video summaries
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YouTube summaries
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 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.