Taking notes during lectures is the most universal student activity and simultaneously one of the least effective. The research paints a stark picture: students who take notes by hand capture about 20-25% of the lecture content. Those who type capture more text but process it less deeply. In both cases, the resulting notes are incomplete, poorly organized, and difficult to study from weeks later when exam preparation begins.
The core tension is that note-taking competes with learning. While you are writing down what the professor just said, you are missing what they are saying now. Your attention alternates between listening and transcribing, and both suffer. The students with the most complete notes often understand the material least because they prioritized transcription over comprehension.
A dedicated lecture notes app resolves this by separating capture from comprehension. The app handles the complete capture — recording, transcribing, and organizing everything your professor says. You are free to listen, think, and engage with the ideas. After class, you have a set of complete, structured notes that reflect the full lecture, not just the fragments you managed to write down.
The ideal lecture notes app balances completeness with usability:
Here are the main approaches to digital lecture notes:
OneNote is Microsoft's free note-taking app, widely used in education. It offers flexible page layouts, handwriting support, and integration with Microsoft 365. For lecture notes, you type or write during class and organize in notebooks and sections. The limitation is that OneNote is only as good as what you put into it — if you cannot keep up with the lecture while typing, your notes are incomplete. There is no audio recording with transcription or AI summarization.
Notion is a popular all-in-one workspace that students use for notes, task management, and databases. It is highly customizable and aesthetically polished. For lectures, you create pages and type notes in real time. Notion's AI can summarize existing notes but cannot capture lectures independently. The flexibility that makes Notion powerful also makes it complex — students spend hours designing templates instead of studying.
Notability combines handwriting with audio recording on iPad. You can record while writing, and tapping your notes plays back the audio from that moment. This is a meaningful improvement over text-only apps. However, the audio recording quality is basic, there is no AI transcription or summarization, and the notes are still limited to what you manually wrote. The audio is a supplementary reference, not a study tool in itself.
Notella approaches lecture notes from the opposite direction. Instead of you creating notes while recording supplements, Notella creates complete notes from the recording. It captures the full audio, transcribes it into searchable text, generates a structured summary with key topics and definitions, and creates flashcards — all automatically. Your job during class is to learn, not to transcribe. After class, you have the most complete set of lecture notes possible: the full transcript, an organized summary, and study materials ready to use.
Notella produces better lecture notes than any student can create manually, because it captures everything:
100% of the lecture, automatically. Your handwritten notes capture 20-25% of the content. Notella captures 100%. Every example, every aside, every moment your professor says "this will be on the exam" is preserved in the transcript. You do not need to choose between listening and writing — the app handles capture while you handle comprehension.
Organized from day one. Every lecture note set is automatically tagged with the date and organized chronologically. You never need to create folders, name files, or sort anything. Finding the notes from last Tuesday's class takes one tap.
Multiple views of the same lecture. Need the full detail? Read the transcript. Need a quick review? Read the summary. Need to study actively? Use the flashcards. Need to hear the professor's tone when they emphasized something? Play the recording at that timestamp. The same lecture is available in whatever format serves your current study need.
Cross-lecture search. Search for any term or concept across every lecture you have attended this semester. Find every time your professor mentioned "natural selection" or "regression analysis" and review each instance in context. When studying for a cumulative final, this search capability is indispensable.
Replace incomplete notes with complete ones starting with your next class:
By the end of the first week, you will have more complete and better-organized notes than at any point in your academic career — with less effort than you spent taking notes by hand.
Stop choosing between listening and note-taking. Download Notella free and get organized, searchable, complete notes from every lecture — automatically.
Compare transcription accuracy and features for converting lecture audio to text.
Read more →See how Notella compares to Notion for lecture note-taking and course organization.
Read more →Find apps that turn complete lecture transcripts into concise study summaries.
Read more →Get organized, searchable notes from every class. Try Notella free today.
Download on the App Store