The best AI note taker for lectures

What makes an AI note taker good for lectures?

The first thing to check is the per-recording cap, because it is where most free and cheap plans fail a lecture. A tool with a 30- or 90-minute maximum per recording will silently stop partway through a 2-hour class, and you will not find out until you open the transcript afterwards. The second thing is monthly minutes: a typical timetable of four 2-hour lectures a week is roughly 1,600-2,000 minutes a month during term, which exhausts many entry plans by week three. The third is whether you get a live transcript you can follow — and highlight — while the lecture is happening, or only a transcript after class.

Notta Pro leads on all three: 5 hours per recording, 1,800 minutes a month, and a live transcript on mobile, desktop and web. Otter.ai matches the live transcript quality in English but caps each conversation at 90 minutes on Pro. Here is how the main options compare on the limits that decide a lecture (plan data from competitor research, checked 2 September 2026, and vendor pages checked 29 October 2026):

How much do AI note takers cost for students?

The cheapest paid student plan among our picks is Otter.ai Pro with the .edu discount at $79.99 a year, followed closely by Notta Pro at $97.99 a year before its education discount — and Notta's discount is advertised as 50% off with an educational email, which, if it applies to the annual plan, would make it the cheapest pick of all. Confirm the discount terms on Notta's pricing page before buying. Genio Notes is often free if your disability service supplies it. Here is the full picture (prices checked 29 October 2026):

One warning: Otter's pricing page also shows asterisked promotional prices ($8.49 and $4.17 per month). Read the terms before assuming a promo price, and always check whether a discount applies to the annual rather than the monthly plan.

Which AI note taker works for online lectures on Zoom or Teams?

For online classes, the two picks that matter are Otter.ai and Notta. Otter joins Zoom, Google Meet and Microsoft Teams and produces its strong live English transcript inside the meeting window. Notta covers online lectures through its desktop app and bot-free capture, so you can record the class without a visible bot in the participant list — handy if your instructor is strict about meeting bots — and its 5-hour per-recording limit means even a long online seminar finishes in one piece. If your lectures are in a language other than English, Notta's 58 transcription languages give it a clear edge over Otter's six. For step-by-step recording instructions, see our guides on how to record a Zoom meeting and how to record a Teams meeting.

Which is best if you take handwritten notes on an iPad?

If you write by hand, the choice is between Notability and Goodnotes. Notability syncs audio to your handwriting — tap a word you wrote and it replays what the lecturer said at that moment — and its Pro tier ($79.99/year) includes unlimited live audio transcriptions, while the cheaper Plus tier is limited. Goodnotes also records alongside your notes, but its transcription only works while you are recording, stops transcribing after 3 hours, and cannot transcribe audio you have already recorded. For lecture use, Notability is the stronger of the two. If you mainly want a transcript and summary rather than ink, Notta's mobile app records the lecture while you write in any app you like, and its transcript and summary are waiting for you afterwards.

What if you have a disability accommodation for recording?

If your disability service has approved recording as an accommodation, ask whether your institution supplies Genio Notes (formerly Glean) before buying anything — many universities hold licences. Genio is purpose-built for this: audio, timestamped notes, labels and imported slides during class, with a transcript afterwards, and its Quiz Me feature on the annual plan helps with revision. Rutgers' Office of Disability Services notes that recording under Section 504 is for personal study use only, which is the norm at US institutions. For more on device choice and policy, see our guide to how to record lectures.

Do you need a dedicated recorder for a big lecture hall?

In a large hall, the phone on your desk is often the weakest link. Class-scenario tests from August 2026 (6 speakers, open training room, in person, a single recorded session per product) and our hands-on use point the same way: a dedicated recorder placed near the front beats a phone mic at the back. The Plaud Note Pro costs $189 and includes 300 free transcription minutes a month on its Starter plan; our Notta Memo review covers the $149 alternative. For the full in-person capture picture, see our roundup of AI note takers for in-person classes and our guide to the best AI voice recorders.

Can you get a good lecture note taker for free?

Yes, with limits. Apple Notes records audio with a live transcript on iPhone 12 or later in 10 device languages, and summarizes the recording if your phone supports Apple Intelligence (iPhone 15 Pro or later). Google Recorder does the same on Pixel phones, with summaries on Pixel 8 or later. Both are genuinely free and already on your phone. The catch is organization: no folders of lectures, weak exports and no cross-device workflow. Otter's free Basic plan gives 300 minutes a month but caps each conversation at 30 minutes — fine for seminars, not for lectures — and allows only 3 lifetime imports. Notta's free plan (120 minutes a month, 3 minutes per conversation) is a trial rather than a working plan. We break down free-tier caps in detail in our guide to free transcription apps for students.

Are you allowed to record lectures?

Check your institution's policy first — most universities allow recording for personal study only, and some require the lecturer's permission. Recording a lecture you are attending to revise from is generally treated differently from publishing or sharing the audio, which is almost always prohibited without consent. Disability accommodations are a separate route: recording approved under Section 504 is for personal study use. If you record calls as well as classes, our guide to recording consent laws by state covers the legal side, and our methodology page explains how we test.