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A frame from the Xonera film: a Focus session over the Sakura painting, round 1 of 4, with a parking lot for stray thoughts and the goal Finish the Calvin cycle notes

Stuck on a topic?

Learn it the way it clicks.

Textbook not clicking? Get it explained another way: a short, sourced lesson on exactly your topic, a podcast to listen to, or a mindmap that shows how it breaks down. Start from any topic, or upload your own notes, slides or lecture recording.

Photosynthesis

4 min read · 2 sources

Photosynthesis is how plants turn light into chemical energy and store it as glucose. It runs in two linked stages inside the chloroplast, each handing its output to the next.1

The two stages

  • Light reactions: chlorophyll in the thylakoid membrane absorbs photons and splits water, releasing oxygen.2
  • Calvin cycle: the ATP and NADPH from the first stage fix carbon dioxide into sugar, with no light required.1

That second stage is why it was once called the dark reaction, even though it runs in daylight alongside the first.

Read it at your own pace, with every claim traced back to a source.

Worried you'll forget it?

This is what forgetting looks like.

Each concept comes back for a quick revision just before it would slip away. So the night before the exam is a calm refresh, not a panicked cram.

DAY 0
ONE MONTH, ON A LOOP

REVIEW PROMPT

Left alone

ALL OF IT

With Xonera

ALL OF IT

Day 0.

Too much to keep track of?

You don't have to remember what to review.

Open it and today's review is already waiting. You study, it keeps the list.

Practice Arena. Quizzes and flashcards on what you studied, when they're due. Every answer sets the next one.

Feeling the pressure?

When it's all too much, start small.

One focused round. A minute to breathe. A place to put the worry down.

Focus. Link a lesson and study in rounds, with the breaks built in. A cherry tree blossoms with every round you finish.

How are you feeling?

Pick the word that fits. Only you can see it.

Each word gets one honest line back, and one small next step.

Also there when you need it

  • Breathe

    A guided minute of slow breathing, for when your head is too full to learn.

  • Worry dump

    Write down what's on your mind, then set it aside before you study.

Your moods and worries never leave your device. Xonera is not a substitute for professional help. Find a free helpline.

Questions

Questions students ask.

Still have questions? Email us and we'll get back to you. hello@xonera.xyz

A learning partner for students, powered by AI. It explains any topic as text, a podcast or a mindmap, keeps what you learn and quizzes you before you forget, and helps you stay calm while you study with a focus timer, breathing exercises and a daily mood check-in.

High school and college students, anyone studying for an exam, and self-learners at any level. Start from any topic with no prior knowledge. Teachers use it too, to generate and organize material quickly. You need to be 13 or older to sign up, and under 18 only with a parent or guardian's permission.

Yes, you can start on the free plan today, no credit card needed. Paid plans lift the daily limits.

ChatGPT answers a question and moves on. Xonera stays with you: it turns the answer into a lesson in the format you like, saves it, quizzes you on it before the test, and helps you keep your head clear while you study.

Yes. Attach your own text, PDF, video or audio files when you start a lesson, and Xonera builds the lesson from them.

Yes, and without the last-minute panic. Xonera uses spaced repetition: each concept comes back on a widening schedule over the weeks before your exam, and every answer you get right pushes the next review further out. Practice Arena turns what you studied into quizzes and flashcards when they're due, so the night before is a calm review, not relearning.

Only you. Mood check-ins and worry notes are stored on your device and are never sent to Xonera. Completed focus sessions, including any intention or recap you add, are synced to your account so your progress is available across devices.

No. Xonera gives you study-friendly tools for calm and focus, but it is not a substitute for professional help. If you need to talk to someone, the app links free, confidential helplines such as 988 in the US, Samaritans (116 123) in the UK and Tele-MANAS (14416) in India.

Study well, not just hard

Got a test coming up?
Start with tonight's topic.

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