Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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Coursology
✓ verifiedPaid
AI homework helper with scan-and-solve, file chat, quizzes, flashcards and lecture note-taking across subjects for students.
109K visits/mo2.1K saves
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Atomic Learning
✓ verifiedFreemium
iOS app with daily one-minute English listening challenges, instant feedback and streaks for ESL and test-prep learners.
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PolySensei
✓ verifiedFree
Free browser overlay for Polymarket that surfaces whale-flow, smart-money, and fair-value signals to help traders size and time positions.
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Ello
✓ verifiedFreemium
Adaptive AI reading and math tutor for children ages 4-9 that listens and adjusts lessons in real time.
1.1K visits/mo
Pricing
Annual: $12.50/mo billed yearly
Monthly: $24.99/mo
No public pricing
Monthly: $3.99/mo
Yearly: $29.99/yr
Free trial available
No public pricing
No public pricing
Core features
- ✦Scan-and-solve homework across subjects
- ✦Chrome extension for answers
- ✦Chat with uploaded files and materials
- ✦AI quizzes and flashcards
- ✦AI lecture note-taking
- ✦AI study podcasts
- ✦AI-powered Spanish correction
- ✦Slash commands
- ✦Progress tracker
- ✦Rewards system
- ✦Daily listening challenges
- ✦Type-what-you-hear with instant scoring
- ✦Adjustable difficulty levels
- ✦Varied accents and topics
- ✦Streak and progress tracking
- ✦Review of missed words
- ✦Live whale trade flow tracking per market
- ✦Smart-money leaderboard showing top holders' historical win rates
- ✦Entry calculator for fill price, slippage, and Kelly-optimal stake sizing
- ✦Order-book depth visualization with resting-wall detection
- ✦Live sports scores, odds, and crypto price context alongside markets
- ✦Resolution-risk countdown flagging UMA-dispute exposure
- ✦Real-time AI listening and adaptation
- ✦Interactive reading and math curriculum
- ✦Create-your-own books
- ✦Science of Reading-aligned library
- ✦Parent progress reports
- ✦Child safety filters
Use cases
- →Getting step-by-step homework solutions
- →Studying from uploaded course materials
- →Turning lectures into notes and quizzes
- →Improving Spanish writing skills
- →Enhancing Spanish speaking abilities
- →Build a daily English habit
- →Prepare for TOEIC, TOEFL or IELTS
- →Train listening comprehension
- →Practice English on the go
- →Active Polymarket traders wanting whale and smart-money visibility
- →Traders sizing positions with slippage and edge calculations
- →Users tracking markets at risk of ambiguous UMA resolution
- →People following top-performing prediction-market holders
- →Helping young children learn to read
- →Building early math skills
- →Supporting struggling or advanced readers
- →Giving parents visibility into progress
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