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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

Talkpal logo
Talkpal
✓ verifiedFreemium

AI language coach offering conversational practice with real-time feedback across 130+ languages.

1.5M visits/mo9.9K saves
Astra AI logo
Astra AI
✓ verifiedFreemium

AI tutor for school and university subjects with step-by-step help, exam prep, oral/mock exams and flashcards.

4.4M visits/mo1.7K saves
Algor Education logo
Algor Education
✓ verifiedFreemium

Algor Education turns notes, docs, and media into AI-generated concept maps, flashcards, quizzes, and study notes.

1.7M visits/mo
gizmo.ai logo
gizmo.ai
✓ verifiedFreemium

AI study app that turns notes, PDFs, YouTube and slides into quizzes and flashcards to help students revise.

5.4M visits/mo10K saves

Plant identification app with a 17,000+ species database plus care schedules, disease ID and botanist Q&A for home gardeners.

1.2M visits/mo
Pricing

No public pricing

Free trial available

No public pricing

Free trial available

Free: €0 (concept maps, up to 15k characters)
Beginner: €2.99/mo
Base: €5.49/mo
Pro: €7.99/mo

Free trial available

No public pricing

No public pricing

Core features
  • Conversational practice with AI tutors
  • Real-time personalized feedback and corrections
  • Dialogue, sentence, word, call, photo, and debate modes
  • Voice interaction with natural AI voices
  • Grammar courses and language certificates
  • 130+ languages on web, iOS, and Android
  • Step-by-step subject explanations
  • Photo-based math problem solving
  • Oral and mock exam practice with grading
  • Personalized study plans
  • Flashcards from uploaded notes
  • Coverage of many subjects, user-created subjects
  • AI concept and mind maps
  • AI flashcards and quizzes
  • AI study notes/summaries
  • Transcriptions from audio/video
  • Prebuilt and custom templates
  • Multi-language support
  • AI-generated quizzes
  • Flashcard maker
  • Create flashcards from PDFs, notes and slides
  • YouTube and PowerPoint summarizers
  • Spaced-repetition study
  • Mobile app
  • Photo-based plant identification
  • Database of 17,000+ species
  • Disease and pest identification
  • Personalized watering and care schedules
  • Ask-the-Botanist expert answers
  • Customizable plant lists and reminders
Use cases
  • Self-learners practicing conversational fluency
  • Business teams training employees in new languages
  • Students supplementing classroom language education
  • Prepare for school or university exams
  • Get help understanding tough concepts
  • Practice oral exams out loud
  • Study from your own notes
  • Turning notes into visual study aids
  • Creating teaching materials
  • Exam revision and self-study
  • Revise for school and university exams
  • Turn notes and PDFs into flashcards
  • Study with AI-generated quizzes
  • Identify an unknown houseplant or flower
  • Diagnose plant diseases and pests
  • Set up a watering and care routine
  • Learn care specifics for a species
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