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Perusall
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Perusall

Social annotation platform with AI-powered engagement scoring

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About Perusall

I had a chance to dive into Perusall, a social annotation platform that’s made quite a splash in the academic world. At its core, Perusall allows students and researchers to annotate documents together, creating a collaborative environment where discussions can thrive. The AI-powered engagement scoring feature is particularly intriguing; it evaluates how well users are engaging with the content and offers insights that can motivate further participation. In practice, this means that not only are you reading, but you’re also being encouraged to delve deeper into the material, turning what could be a mundane reading assignment into a lively discussion.

One of the things that immediately struck me about Perusall is its user interface. It’s clean and intuitive, making it easy to jump in and start annotating without a steep learning curve. You can highlight text, add comments, and even respond to others' annotations, which fosters a sense of community. I tried it out with a couple of academic papers and found that the ability to see my peers' notes and questions helped me engage with the text more critically. However, I did notice that if there’s not enough participation, the platform can feel a bit lonely, and that’s where the AI engagement scoring comes into play, attempting to nudge those who are less active.

Now let’s talk about the pricing, or rather, the lack of it—Perusall is free. Yes, you heard that right! This makes it incredibly accessible for students and educators alike. I can’t stress enough how refreshing it is to find a tool that packs such a punch without a price tag. Of course, the flipside is that being free means the platform may not have some of the fancy features or customer support that paid competitors offer. Still, for what it does, I think it holds its own quite well.

In terms of who should use Perusall, it’s a no-brainer for educators looking to spice up their reading assignments and get students more involved. If you’re teaching a course that requires extensive reading and critical analysis, this could be a game-changer for you. However, if you’re someone who prefers straightforward reading without the distraction of annotations or collaborative tools, this may not be your cup of tea. Overall, Perusall stands out as a solid option for those willing to embrace a more interactive approach to learning.

Our Review

Verified 11 May 2026

Reviewed by Delv Editorial, Delv Team

When I first heard about Perusall, I was sceptical. I mean, how exciting can a social annotation platform really be? But after giving it a whirl, I found myself pleasantly surprised. Perusall is designed to make reading a collaborative experience, and it does this remarkably well. The feature that caught my eye was the AI-powered engagement scoring. It doesn’t just let you annotate; it nudges you to engage more deeply with the text, which is often the hardest part of academic reading. I tested it out with some hefty academic papers, and honestly, the interactions I had with my peers made the reading feel a lot less daunting.

The interface is another strong point; it’s user-friendly and doesn’t overwhelm you with options. You can highlight, comment, and even respond to your classmates’ annotations. This all makes for a rich learning environment, but I did notice that if your peers aren’t active, the platform can feel a bit lonely. While the AI scoring does aim to encourage participation, it can’t replace the need for lively discussion, which is a bit of a downside.

One of the biggest selling points is that Perusall is completely free. In a world where most academic tools come with a hefty price tag, it’s refreshing to find something that’s accessible to all. However, I can’t help but wonder if being free means there are less robust support options or features compared to competitors like Hypothesis or Mendeley. Still, for educators wanting to spice up their reading assignments, this could be a fantastic option.

In conclusion, Perusall is perfect for educators and students who thrive in collaborative environments and want to make the most out of their reading assignments. Just be aware that if you prefer to tackle texts in solitude, this might not be the tool for you. Overall, Perusall has certainly made academic reading a lot more engaging and interactive than I ever thought possible.

Getting started with Perusall

In this guide, you will learn how to set up your Perusall account and start annotating documents collaboratively. By the end, you’ll be able to engage with your peers effectively and utilise the AI features to enhance your learning experience.

Step 1: Sign up and set up

  • Go to [Perusall's website](https://www.perusall.com).
  • Click on the “Sign Up” button in the top right corner.
  • Choose to sign up using your email or connect through Google or Facebook.
  • Fill in your details and complete the registration process.
  • Once logged in, you may be prompted to set up your profile. Add your name, profile picture, and any relevant information.
  • Step 2: Your first annotation

  • After logging in, click on “Create a Course” or join an existing one by entering the course code.
  • Select “Add a Document” to upload a PDF or link to an online resource.
  • Once the document is uploaded, click on it to open the annotation interface.
  • Highlight text in the document to add comments or questions. A toolbar will appear; click on the “Comment” button to type your annotation.
  • Engage with others by replying to their comments or clicking the “Like” button on annotations you find helpful.
  • Step 3: Get better results

  • Explore the “Engagement” tab to view how your annotation activity compares to others. This feature uses AI to score your engagement.
  • Use the “Settings” gear icon to adjust notification preferences so you don't miss new comments or replies.
  • Encourage participation by tagging classmates in comments using the “@” symbol followed by their name.
  • Pro tip

    Check the “Resources” section under your course for additional materials. This often includes helpful guides or videos that can enhance your understanding of how to use Perusall effectively.

    Common mistake to avoid

    Avoid the mistake of posting vague comments. Instead, aim for specific questions or insights to encourage meaningful discussions. Clear annotations lead to better engagement and learning outcomes.

    The Verdict

    If you’re an educator or a student looking to make reading assignments more interactive and collaborative, Perusall is worth checking out. It’s free, user-friendly, and encourages deeper engagement with the material. However, if solitary reading is your preferred method, you might want to skip it.

    Best For

    • Educators wanting to enhance student engagement in reading assignments
    • Students in collaborative study groups looking to share insights on texts
    • Researchers needing a platform to annotate and discuss sources with co-authors
    • Professors tracking student engagement in real-time
    • Training programmes incorporating peer review through document annotation

    At a Glance

    Perusall transforms academic reading into a collaborative experience, allowing users to annotate documents together while leveraging AI to score engagement levels. It's free, user-friendly, and particularly beneficial for educators aiming to enhance student interaction with course materials. Perfect for those who thrive in social learning environments, but not for those who prefer solitary study.

    Strengths

    • +The platform is completely free, making it accessible for all students and educators without the burden of subscription fees.
    • +The user interface is clean and intuitive, allowing new users to start annotating almost immediately without feeling overwhelmed.
    • +AI-powered engagement scoring encourages students to participate actively, providing insights into their engagement levels and nudging them when necessary.
    • +The ability to see and respond to peers' annotations adds a layer of collaborative learning that can enhance understanding and retention of material.
    • +Perusall supports a wide range of academic disciplines, making it a versatile tool for different courses and subjects.

    Limitations

    • -Without sufficient user participation, the platform can feel a bit empty, which may discourage some users from fully engaging with the material.
    • -The free model means there could be limitations in customer support or advanced features that are typically found in paid alternatives.
    • -The reliance on AI for engagement scoring may not resonate well with all users; some may prefer more traditional assessment methods.
    • -Not every student enjoys collaborative annotation; some may find it distracting or prefer to study alone, making it less suitable for solitary learners.

    Use Cases

    • -Educators looking to enhance student engagement in literature or social science courses by fostering discussions around texts.
    • -Students in collaborative study groups who want to share insights and questions on assigned readings.
    • -Researchers working on academic papers who need a platform to collaboratively annotate and discuss sources with co-authors.
    • -Professors seeking to track student engagement and comprehension in real-time during the reading of complex academic materials.
    • -Training programmes that incorporate peer review and feedback mechanisms through document annotation.

    Alternatives

    Hypothesis - great for those who want a more extensive web-based annotation tool with a focus on open content and public discussions.
    Mendeley - better for researchers who need a robust reference manager alongside collaborative features.
    Google Docs - a more general tool that allows for collaborative editing and comments but lacks the specific academic focus of Perusall.
    Kami - offers more document editing capabilities but may not have the same level of engagement tracking as Perusall.

    Frequently Asked Questions

    Perusall transforms academic reading into a collaborative experience, allowing users to annotate documents together while leveraging AI to score engagement levels. It's free, user-friendly, and particularly beneficial for educators aiming to enhance student interaction with course materials. Perfect for those who thrive in social learning environments, but not for those who prefer solitary study.
    The key advantages of Perusall include: The platform is completely free, making it accessible for all students and educators without the burden of subscription fees.. The user interface is clean and intuitive, allowing new users to start annotating almost immediately without feeling overwhelmed.. AI-powered engagement scoring encourages students to participate actively, providing insights into their engagement levels and nudging them when necessary.. The ability to see and respond to peers' annotations adds a layer of collaborative learning that can enhance understanding and retention of material.. Perusall supports a wide range of academic disciplines, making it a versatile tool for different courses and subjects..
    Some limitations of Perusall include: Without sufficient user participation, the platform can feel a bit empty, which may discourage some users from fully engaging with the material.. The free model means there could be limitations in customer support or advanced features that are typically found in paid alternatives.. The reliance on AI for engagement scoring may not resonate well with all users; some may prefer more traditional assessment methods.. Not every student enjoys collaborative annotation; some may find it distracting or prefer to study alone, making it less suitable for solitary learners..

    Pricing & Availability

    Free

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