Zemith turns your lecture slides, readings and YouTube lectures into flashcards, quizzes and a podcast, explains the hard parts step by step and gives feedback on drafts that stay yours.
4.6on the App Store and Google Play

Make flashcards from my biology lecture slides for Friday's exam
Forty flashcards covering cell signaling and the immune response, plus a 10-question practice quiz.
Open the tool, paste the prompt and upload your material.
Add lecture PDFs and readings to a project, plus web pages or YouTube links (in beta), then make a quiz, flashcards, a mind map or an audio podcast from them.
Turn this week's lecture slides into a quiz with 15 multiple-choice questions and explain each answer.
Ask for a step-by-step explanation at your level, then ask again a different way until it makes sense.
Explain eigenvalues like I'm in my first linear algebra course, then walk me through one worked example.
The Math solver shows each step of a problem, so you can see where your own working went off.
Solve this integral and show every step: the integral of x times e to the power of x.
Upload a draft and get comments on structure, argument and clarity, so the writing stays yours.
Read my essay draft on the causes of World War I. Point out where my argument is weak and where I need more evidence.
Screenshots of the Zemith app.

A multiple-choice quiz made from a document.

A mind map made from a document.

An audio podcast made from a document, with its transcript.

An infographic made from a document.
Pricing
Document to quiz, Flashcard generator, Document to podcast and Math solver are free tools, some with daily limits. Zemith Plus is $15.99 a month with 1.5M credits and adds Library projects with up to 50 sources, deep research and the paid models.
The Free plan is chat with the free models. Tools, files and Creative Studio need Plus.
"I love the way multiple tools they integrated in one platform. Going in the right direction."
— simplyzubair
"The quality of data and sheer speed of responses is outstanding. I use this app every day."
— barefootmedicine
"The credit system is fair, models are perfect, and the discord is very responsive. Quite awesome."
— MarianZ
"Just works. Simple to use and great for working with documents. Money well spent."
— yerch82
"The organization of features is better than all the other sites — even better than ChatGPT."
— sumore
"It lives up to the all-in-one claim. All the necessary functions with a well-designed, easy UI."
— AlphaLeaf
"The team clearly puts their heart and soul into this platform. Really solid extra functionality."
— SlothMachine
"Updates made almost daily, feedback is incredibly fast. Just look at the changelogs — consistency."
— reu0691
Yes. A Library project turns PDFs, web pages and YouTube links into flashcards, quizzes, mind maps, podcasts and summaries. You can share a quiz with classmates by link. Library is on paid plans, and web pages and YouTube links are in beta.
Yes. It explains problems step by step, and it can run Python in a sandbox to check calculations or plot graphs.
Yes. Zemith runs on the web, iOS and Android, so you can study from your laptop or your phone.
Yes. GPT, Claude, Gemini, DeepSeek and more are in one app, and you can switch models in the middle of a chat to compare explanations.
Features
Tool teardowns
Start free on the web, iOS or Android.
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