AI 隨身錄音裝置怎麼選？Plaud、Limitless、Bee 與手機 App 實測思路（2026）

A friend recently asked me: "I've seen many people wearing a small device around their neck, what is it? Should I buy one?" They were referring to the AI recording devices that have suddenly emerged this year — Plaud, Limitless's pendant, and Bee's wristband, in addition to the fact that smartphones can already record audio. With so many options, it's become difficult to decide where to start.

To begin with, the conclusion is: the true difference between these devices lies not in their ability to record audio, but in what they can do with the recording through AI, and whether you are willing to accept the privacy costs of constant audio recording. Let's break it down by scenario.

First, ask yourself: are you looking for 'single meeting' or 'all-day accumulation'?

This is the first dividing line. If you just want to record a single meeting and get a transcript and summary afterwards, your needs are simple, and a one-click recording device like PLAUD is more than enough — press a button to start and stop, and the AI will automatically organize the recording into key points and tasks, with the lowest operating threshold.

However, if you want to record all conversations throughout the day and be able to ask the AI "what did I promise the customer today" without having to think about it, that's a different product — Limitless (formerly Rewind) takes this approach, emphasizing a personal memory database that accumulates across days, focusing on questioning and retrieval, rather than just single transcription.

Popular and companion models

If you just want to experience 'environmental AI automatic note-taking' at the lowest cost, Bee is a wristband-style, relatively affordable entry point, which organizes what it hears into tasks and notes, suitable for testing the waters.

It's essential to distinguish that devices like Friend, although also a pendant, are positioned as 'emotional companions' rather than productivity tools, and won't help you organize meeting highlights — don't buy the wrong one.

Mobile apps are often enough

Don't forget the most practical option: your mobile phone. Most people only need to transcribe a few meetings per month, and a phone's built-in recording function plus a transcription app often solves the problem, without the need to spend money on hardware. If you want to validate your needs at a low cost, you can refer to our compilation of AI meeting note tools, use software to test it out, and then consider a dedicated device if you really need it.

The most critical aspect: privacy and consent

Please read this section carefully. All 'constant listening' devices, by their nature, record the people around you. In Taiwan, recording audio that involves others requires prior consent and compliance with relevant regulations; in meetings or interviews, it's best to inform those present that you are recording. No matter how convenient the technology is, it should not override the other party's right to know and consent.

Before buying, think carefully about these three things: how many recordings you will actually make per month, whether you can accept the privacy costs of constant audio recording, and whether the people around you will mind. Once you've thought through these three questions, the answer will usually become clear.