---
title: "Three Best Knowledge Base Apps for 2021 [VIDEO]"
description: "The three best knowledge base apps for 2021 are: Confluence, Slab and Notion. Here's why."
canonicalURL: https://aaronlynn.com/business/three-best-knowledge-base-apps-for-2021-video/
date: 2021-05-10T01:06:44.000Z
---

I recently recorded a short walkthrough of the three best knowledge base apps for 2021.

Video: Three Best Knowledge Base Apps for 2021 [VIDEO] — https://www.youtube.com/watch?v=x7N-FWNtrVc

They are:

1. [Confluence](https://www.atlassian.com/software/confluence).

2. [Slab](https://slab.com/).

3. [Notion](/go/notion/).​

![Notion Systems Structure](https://assets.aaronlynn.com/data/blog/business/three-best-knowledge-base-apps-for-2021-video/notion-systems-structure-1.webp)

**Free: Notion Systems Structure** — Get the Notion Systems Structure — enter your email to have it sent to you. Opt in on this page: https://aaronlynn.com/business/three-best-knowledge-base-apps-for-2021-video/

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