Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
Free AI-powered academic search engine indexing 236M+ papers, for researchers wanting semantic literature discovery and an augmented reader.
Well-adopted AI research assistant for finding papers, summarizing, and extracting data at scale.
Interactive learning app with an AI tutor for math, coding, science and data-visual, adaptive lessons for all ages.
Algor Education turns notes, docs, and media into AI-generated concept maps, flashcards, quizzes, and study notes.
Japanese-language membership community teaching professionals and side-hustlers how to apply generative AI to their work.
No public pricing
No public pricing
Free trial available
No public pricing
- ✦AI-powered semantic search across 236M+ papers
- ✦Semantic Reader for augmented, contextual paper reading
- ✦Free public API for paper search and metadata
- ✦Author and topic discovery
- ✦Citation graph exploration
- ✦Beta program for new features
- ✦AI-enabled systematic reviews
- ✦Research reports
- ✦Upload your own PDFs
- ✦Quick summaries
- ✦Source quotes
- ✦Question answering
- ✦Personal AI tutor (Koji)
- ✦Visual, interactive lessons
- ✦Adaptive practice based on mastery
- ✦Courses in math, CS, science and data
- ✦Gamified streaks, levels and daily goals
- ✦iOS and Android apps
- ✦AI concept and mind maps
- ✦AI flashcards and quizzes
- ✦AI study notes/summaries
- ✦Transcriptions from audio/video
- ✦Prebuilt and custom templates
- ✦Multi-language support
- ✦110+ video courses across AI-tool, automation, and business topics
- ✦live webinars from invited AI practitioners
- ✦in-person regional networking events
- ✦free one-on-one career/AI consultation
- ✦corporate AI upskilling program for companies
- ✦member success-story interviews and community leaderboard
- →Researchers searching scientific literature across disciplines
- →Developers building applications on top of scholarly data via the API
- →Students exploring citation networks for a topic
- →Librarians and academics needing free literature discovery tools
- →Speeding up literature reviews
- →Automating systematic reviews and meta-analyses
- →Learning about new domains
- →Data extraction in rigorous systematic literature reviews
- →Learning math and coding by doing
- →Getting adaptive tutoring outside class
- →Building STEM intuition
- →Daily skill practice
- →Turning notes into visual study aids
- →Creating teaching materials
- →Exam revision and self-study
- →learning to use generative AI tools for daily work
- →exploring AI-related side income or career change
- →corporate AI adoption training for employees
- →networking with other AI learners across Japan