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Polyingo vs StudentAI

Both stand on ai study tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Polyingo

Free plan AndroidiPhone

Polyingo offers a broad mobile practice feed with games, grammar, vocabulary, stories, and an AI tutor. The free tier covers core learning tools, while Premium removes usage limits on several features.

Visit Polyingo

StudentAI

Free plan AndroidiPhoneWeb

StudentAI brings many study workflows into one web and mobile service, including quizzes, summaries, notes, writing feedback, and interview practice. The free limits are important if you expect frequent generation, while paid plans add higher usage and support levels.

Visit StudentAI

The facts

PolyingoStudentAI
Free planYesYes
Open sourceNot publishedNot published
Runs onAndroid, iPhoneAndroid, iPhone, Web
Lowest paid planPremium: $6.99 a monthUnlimited: $9 a month
Plans published23
MakerPolyingoNot published
Websitepolyingo.comstudentai.app
On ai study tools#71 of 96#67 of 96

Polyingo: what it does well

  • Personalized feed based on level and interests
  • 64 games across four skill areas
  • 745 grammar topics with practice games
  • AI tutor evaluates sentences
  • Offline grammar and saved-word games

What to know first

  • No AI summaries, flashcards, or quizzes
  • No source uploads or citations
  • Premium requires an app-store subscription

StudentAI: what it does well

  • Practice tests support multiple exam formats
  • Quiz maker accepts notes, PDFs, and YouTube links
  • PDF summaries include chapter breakdowns
  • Available on web, Android, and iOS
  • Free plan includes all tools

What to know first

  • Free plan allows five generations per day
  • Free plan caps lifetime generations at 100
  • Unlimited costs $9.00 per month
  • Team costs $19.00 per user monthly

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