App spotlight

ExplainIt

Transform complex topics into crystal-clear explanations tailored exactly to your understanding level. ExplainIt is your personal AI teacher—whether you are five years old or have a PhD.

View on the App Store  ·  iOS (Apple Intelligence, on-device)

Education & Learning

Learn anything, at your level.

Ask a question by typing or speaking. Within seconds, get an explanation that matches the knowledge level you choose—no internet required; everything can run privately on your device using Apple Intelligence.

How it works

Simply ask any question on your mind—type it out or speak naturally using voice input. Within seconds you receive a crafted explanation that matches your selected knowledge level. With on-device processing, your learning can stay private and responsive.

Five intelligence levels

  • Like I am 5 — Super simple explanations with fun analogies, toys, animals, and everyday objects. Perfect for kids or when you want the absolute basics in playful language.
  • 5th grader — Straightforward language with basic vocabulary and simple examples. Great for introducing new concepts without overwhelming detail.
  • High school — Clear explanations with real terminology and concrete examples. Ideal for students or anyone learning something new.
  • College — Proper technical language with nuance, caveats, and real-world applications. Perfect for deeper understanding and academic contexts.
  • Genius — Expert-level explanations with precise technical language, formulas, and cutting-edge research. No hand-holding—just advanced knowledge.

Intelligent features

  • Voice input — Ask questions naturally by speaking. Speech recognition helps learning feel like a conversation.
  • Smart history — Explanations are saved automatically. Browse past questions, search them, and re-explain topics at different levels as you grow.
  • Reading time — See how long each explanation takes to read so you can plan your learning sessions.
  • Share anywhere — Share a great explanation with friends, family, or classmates in one tap.
  • Sample questions — Not sure what to ask? Tap sample questions to see ExplainIt in action across science, technology, history, and more.
  • Beautiful design — A clean, modern interface with smooth animations, haptic feedback, and intuitive controls.

Powered by Apple Intelligence

ExplainIt uses on-device AI processing so your questions can stay on your iPhone or iPad. That means privacy, speed, and the ability to work even without an internet connection when the system supports it—learning that respects your data.

Perfect for

  • Students tackling homework or studying for exams
  • Parents helping kids understand difficult concepts
  • Curious minds exploring new topics
  • Professionals learning outside their field
  • Anyone who has ever wondered how something works

Why you'll love it

  • Get answers quickly without digging through articles or videos.
  • Learn at your own pace with explanations that match your level.
  • Build a personal knowledge library with saved explanations.
  • Feel confident sharing what you learned—because the explanation finally fits how you think.