Codon: Learn Biology

Molecules to ecosystems

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Explore 100 biology lessons and 82 researcher profiles. Study content works offline; purchases, restores, and external links may need a connection. Codon is a structured biology study course with 100 lessons covering cells and molecules, inheritance, evolution, ecology, organisms and physiology. It teaches mechanisms and evidence without presenting the course as a university degree or medical advice. WHAT IS INSIDE 100 lessons with estimated reading times and on-device narration 82 researcher profiles 735 glossary entries 20 quizzes with answer explanations 18 landmark experiments Spaced-review flashcards, bookmarks and notes Three Home Screen widgets: a source idea, a term and a figure FREE AND FULL ACCESS The first ten lessons are free. A one-time Full Access purchase opens the other 90 lessons. The current price for your App Store region is shown in the app before purchase. No subscription or app account is required. OFFLINE STUDY Lessons, profiles, glossary entries, quizzes and case studies are bundled for offline reading. Loading a purchase, buying or restoring Full Access, and opening external reference or support links may require a network connection.

Ratings & Reviews

  • 5.0
    out of 5
    1 Ratings

Clarifies source attribution and labels paraphrases throughout lessons, researcher profiles and daily ideas. Updates selected biology explanations and quiz answers, with tighter context on what cited studies did and did not show.

Version 1.1.1

The developer, OMAR DANIEL GRAZIANO, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    OMAR DANIEL GRAZIANO
    Size
    6 MB
    Category
    Education
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English
    Age Rating
    13+
    • 13+
    • Learn More
    • Infrequent
      Mature or Suggestive Themes
      Medical Treatment information
      Alcohol, Tobacco, Drug Use or References

      Contains
      Health or Wellness Topics
    In-App Purchases
    Yes
    Copyright
    © 2026 Stack Trace Studios
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More

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