CourseNote vs DuePair

CourseNote is a study workspace for iPhone and iPad. Turn lecture videos, audio recordings, and PDFs into structured study notes with timestamps. Tap a timestamp to jump back to that moment in the source video or recording. WHY COURSENOTE • Turn a long lecture into structured, searchable notes • Import a video or audio file, or record a lecture with your device microphone • Every section has a timestamp — tap it to jump back to the source material • Board writing, formulas, and tables are captured into the notes, not just a raw transcript • Generate self-test questions from your notes and grade them one by one • Ask questions about your notes, find related notes from a photo, and get AI explanations • Annotate directly on your notes with Apple Pencil HOW IT WORKS 1. Add material: import videos, audio, or PDFs from Files, Photos, or other apps; you can also record audio in CourseNote 2. Process: speech is transcribed, board writing is recognized, and notes are organized by chapter 3. Study: read the notes alongside the source, tap timestamps to review, annotate, ask questions, and test yourself PAY AS YOU GO — NO SUBSCRIPTION Before each AI task starts, the app shows the estimated credit cost. If processing fails, the credits are refunded in full. Current rates are shown in the app and may vary by processing tier and task. • One-time credit packs — no recurring subscription • Video, audio, and PDF processing • Photo search, AI explanations, note Q&A, self-test generation, and grading • New accounts include free trial credits PRIVACY • Sign in with Apple — no phone number needed • Content is sent for AI processing only when you start an AI feature, and only after you consent • Delete your account and all data from within the app at any time • Data is processed on servers located in mainland China (see Privacy Policy) The app is available in English, Simplified Chinese, and Traditional Chinese. Requires iOS 18.0 or later. AI features require an internet connection. Privacy Policy: https://coursenote.cn/privacy#en Terms of Use: https://coursenote.cn/terms#en

Ever missed a balance payment and lost your preorder deposit? DuePair is a preorder tracker and order reminder for figures, BJD dolls, character goods, Lolita fashion, and proxy purchases. Keep preorder opening dates, deposits, remaining balances, and expected arrivals together, even when you order from different shops. See what you need to pay next and when to check in. Set reminders for the dates you confirm. Mark each item as awaiting a deposit, awaiting the balance, awaiting arrival, or received, so you can follow it until it reaches you.