Lumin

Name: Lumin
Price: 49.99 USD

Free trial iPhone

What Lumin is

Lumin is an iOS study app that turns PDFs and text files into interactive learning materials. Upload a document to ask questions and receive answers based on its contents. It can produce bulleted PDF summaries for documents up to 50 pages, plus flashcards and quizzes generated from your files. Generated notes, summaries, and flashcards remain available in an offline reader. Lumin lists mixed source formats and study modes, adaptive review, and English and Arabic support. Its version history says Ask Your Notes uses on-device AI to chat with study materials. The maker describes it for college and university students, high school students preparing for SAT or AP exams, researchers, and professionals analyzing reports. The app is designed for iPhone and requires iOS 26.0 or later; macOS compatibility is not verified. It is paid, offers a trial without a stated duration, and lists Pro subscriptions at $7.99 a month or $49.99 a year.

Who it suits

Lumin suits students, exam candidates, researchers, and professionals working with reports who use an iPhone. It is also useful for readers needing offline study materials from uploaded files.

What it does well

Questions answered from uploaded documents
Summaries cover PDFs up to 50 pages
Generates flashcards and quizzes
Offline reader for generated materials
On-device AI for study chats

What to know first

Requires iOS 26.0 or later
macOS compatibility is not verified
Paid subscriptions
Trial duration is unspecified

Plans

Plan	Billed and limits	Price
Monthly Pro	AI-generated flashcards, summaries, and quizzes	On request
Yearly Pro	AI-generated flashcards, summaries, and quizzes	On request
Lumin Yearly Pro	Pro subscription	$49.99 a year
Lumin Monthly Pro	Pro subscription	$7.99 a month

As lumin.study lists them, read 20 Sept 2026. The maker's own page has the final word.

Verdict

Lumin combines document questions, summaries, flashcards, quizzes, and offline reading in an iPhone-focused study app. Its fit depends on having a compatible iPhone and accepting a paid subscription after the unspecified trial.

Facts from Lumin's own pages

Adaptive review: Yes · lumin.study, 20 Sept 2026
Compatibility: The App Store lists iPhone compatibility requiring iOS 26.0 or later. · apps.apple.com, 9 Oct 2026
Flashcards and quizzes: Lumin generates flashcards and quizzes from users’ files. · apps.apple.com, 9 Oct 2026
Intended users: The maker describes it for college and university students, high school students preparing for SAT or AP exams, researchers, and professionals analyzing reports. · apps.apple.com, 9 Oct 2026
Languages: The app lists English and Arabic language support. · apps.apple.com, 9 Oct 2026
Mobile apps: Yes · lumin.study, 20 Sept 2026
Notable limit: The App Store lists the app as designed for iPhone and says macOS compatibility is not verified. · apps.apple.com, 9 Oct 2026
Offline access: Generated notes, flashcards, and summaries are available in the offline reader. · apps.apple.com, 9 Oct 2026
On-device AI: The app’s version history says Ask Your Notes uses on-device AI to chat with study materials. · apps.apple.com, 9 Oct 2026
PDF chat: Users can ask questions about uploaded documents and receive answers based on them. · apps.apple.com, 9 Oct 2026
Privacy disclosure: Apple lists usage data for product interaction as data that may be collected but not linked to the user; Apple says this developer-provided information is unverified. · apps.apple.com, 9 Oct 2026
Purpose: Lumin turns PDFs and text files into interactive study materials. · apps.apple.com, 9 Oct 2026
Source formats: mixed · lumin.study, 20 Sept 2026
Study modes: mixed · lumin.study, 20 Sept 2026
Summaries: The app creates bulleted summaries of PDFs, including documents up to 50 pages. · apps.apple.com, 9 Oct 2026
Trial availability: The App Store version history says users can try the app without committing to a subscription; it does not specify a trial duration. · apps.apple.com, 9 Oct 2026