System requirements

This page lists what you need to run each Scope app. All of the apps are free.

At a glance

App	Runs on	Account
Scope extension for Chrome	Google Chrome 116 or later on a computer	Optional. Sign in with Google for features like Ask Scope and Send to Lectra
Lectra	iPad with iPadOS 18 or later, or iPhone with iOS 18 or later	Optional. Sign in with Google or Apple, or choose Sign in later
Lectra for Mac	Mac with macOS 13 Ventura or later	Required. Sign in with Google
Lectra Receiver for Chrome	Google Chrome on a computer	Required. Sign in with Google
Polya	A current web browser on a computer, tablet, or phone	Required. Sign in with Google

Scope extension

Requirement	Details
Browser	Google Chrome version 116 or later. Chrome extensions don’t run on phones or tablets.
Learning platform	Canvas or Brightspace at your school.
Other sites	On Gradescope and on Canvas assignment upload pages, Scope can attach a PDF from Lectra. At UC Berkeley, Scope also adds class details to Schedule Planner.
Account	Not needed to search. To ask questions with Ask Scope or send PDFs to Lectra, sign in with a Google account.
Languages	English and Spanish.

To check your Chrome version, open the Chrome menu and choose Help > About Google Chrome.

Lectra

Requirement	Details
iPad	Any iPad that runs iPadOS 18 or later.
iPhone	Any iPhone that runs iOS 18 or later. Lectra is designed around iPad and Apple Pencil, and it also runs on iPhone.
Apple Pencil	Optional. Lectra works with any Apple Pencil that your iPad supports. On Apple Pencil Pro, you can squeeze to switch tools.
Account	Optional. To keep a backup copy of your pages and receive PDFs from the Scope extension, sign in with Google or Apple.
Storage	The app is about 60 MB. Lecture recordings use about 15 MB per hour of audio.
Languages	English, French, German, Japanese, Simplified Chinese, and Spanish.

Apple Intelligence features

Lectra’s document summaries, questions about your documents, and other study tools run on your device using Apple Intelligence. To use them, you need all of the following:

iPadOS 26 or iOS 26 or later.
A device that supports Apple Intelligence: an iPad with an M1 chip or later, iPad mini (A17 Pro), or iPhone 15 Pro or later. For Apple’s full list, see How to get Apple Intelligence.
Apple Intelligence turned on in the Settings app on your device.

On other devices, these features aren’t available. The rest of Lectra works the same. To learn more, see Use Apple Intelligence in Lectra.

Lectra for Mac

Requirement	Details
Mac	macOS 13 Ventura or later, on a Mac with Apple silicon or an Intel processor.
Where to get it	A free download from canvascope.org/mac. It isn’t on the Mac App Store.
Account	Sign in with the same Google account you use in Lectra on your iPad.
Also needed	Lectra on your iPad.

The Mac app signs in with Google only. If you signed in to Lectra on your iPad with Apple, the Mac app can’t reach that account. To learn more, see Your Scope account.

The App Store listing for Lectra also shows Macs with Apple silicon and macOS 15 or later, where the iPad app can run. Apple marks it as not verified for macOS. Lectra for Mac, described in this section, is a separate free download that works alongside Lectra on your iPad.

Lectra Receiver for Chrome

Requirement	Details
Browser	Google Chrome on a computer.
Account	Sign in with Google, using the same account as Lectra on your iPad.
Also needed	Lectra on your iPad.

Polya

Requirement	Details
Browser	A current web browser on a computer, tablet, or phone. There’s nothing to install.
Account	Sign in with a Google account.
Course materials	A Canvas course or a course website. After a course is in Polya, you can also upload your own PDFs to it.
To bring in a Canvas course	Either the Scope extension, signed in with the same Google account, or your school’s Canvas web address and a Canvas access token that you create in Canvas. Some schools don’t let students create access tokens. To learn more, see Add a course.
To use Polya in Claude or ChatGPT	An account with Claude or ChatGPT that can add a connector. See Use Polya in Claude and Use Polya in ChatGPT.

Supported learning platforms

Platform	Scope extension	Polya
Canvas	Yes	Yes
Brightspace	Yes	No
Gradescope	Attach a PDF from Lectra to an upload	No

Scope isn’t affiliated with or endorsed by Instructure (Canvas) or D2L (Brightspace).

Get started

Your account

At a glance

Scope extension

Lectra

Apple Intelligence features

Lectra for Mac

Lectra Receiver for Chrome

Polya

Supported learning platforms

​At a glance

​Scope extension

​Lectra

​Apple Intelligence features

​Lectra for Mac

​Lectra Receiver for Chrome

​Polya

​Supported learning platforms

At a glance

Scope extension

Lectra

Apple Intelligence features

Lectra for Mac

Lectra Receiver for Chrome

Polya

Supported learning platforms