file formats
Bring in PDFs, lecture notes, homework, photos, links, and more.
GoodOff turns notes, PDFs, lectures, homework, photos, and links into flashcards, quizzes, summaries, AI podcasts, and tutor help. It is built for real study: cram less, review smarter, and keep the material in one place.

Use it for high school, college, exam prep, medical and nursing review, Arabic or Qur'an class notes, lecture-heavy courses, or any topic that needs a calmer study routine. Upload material once, then come back to active recall, focused sessions, and the cards that need attention next.
Dark, quiet, and built around the actions students repeat every day: upload, review, quiz, ask, focus.

A calmer home base for overdue cards, streaks, retention, and the next useful review session.

Upload PDFs, notes, lectures, photos, and links so decks, quizzes, and summaries stay together.

Generate practice questions from study material and use active recall instead of rereading.

Get help while your material is still open, from chapter summaries to quick study explanations.

Use focused sessions, lock screen controls, and study rhythm tools to keep momentum simple.
Bring in PDFs, lecture notes, homework, photos, links, and more.
Free on iOS, with the current public release at version 1.2.579.
Cards are scheduled around memory, not around random review loops.
The iOS app is free on the App Store. The web app is there when the laptop is already open and the notes are too.
Keep people on asghar.dev after the GoodOff pitch with a clean path into the other iOS apps and the source-code marketplace.
GPS-stamped proof photos for jobsites, delivery checks, and inspections.

Offset, rolling offset, and saddle bend calculations without a workbook.

Work, off, and travel-day planning for rotating schedules.

Local-first document scanning, OCR, and PDF export on iPhone.
Source codeSee the marketplaceBrowse production apps, codebases, and other things I have shipped under Nexobe.