About ebook & Audiobook Purchases

UPGRADE NOTICE (July 28, 2023)

We have recently upgraded our website and the PUP app.

•  Please update your PUP app to access previously ordered digital books. Your device may update automatically depending on your personal settings.  Otherwise, you may install the latest versions using the links provided below or at Download the Princeton University Press app - Glassboxx

•  Ebook/Audiobook customers will need to create an account at checkout in order for us to deliver ebooks and audiobooks to your PUP account.

•  Print book customers may checkout as a guest.

For assistance, contact PUPhelp@glassboxx.com

In partnership with Glassboxx, Princeton University Press has developed an app exclusively for reading ebooks and listening to audiobooks purchased on this website. Below you will find answers to commonly asked questions about accessing ebook and audiobook content.

phone, tablet, and desktop monitor showing ebooks and audiobooks

Download the App

Use the Princeton University Press app to read or listen to books on your desktop or mobile devices. Download the app for iOS, Android, Windows, and macOS at the links below or on the Glassboxx downloads page


Available on App StoreAvailable on Google Play

Available on Microsoft Store Download & unzip for macOS

Frequently Asked Questions

I purchased an ebook or audiobook from Princeton University Press. Now what? 

Once you have purchased an ebook or audiobook from the Princeton University Press website, you will receive a confirmation email. The email will contain links to download our app to access your book. 

Can I read or listen in the browser?

Yes.  You can read or listen in the browser by logging in with your email address Browser Reader, available here or pup.glassboxx.com

Note: PDF may only be read in our mobile and desktop app. 

I have downloaded the app. What next?  

Log in with your email address (no password is required) and all your purchased content will be displayed on the MY BOOKS screen. 

If you already have the app, open it on your device and your newly purchased audiobook or ebook will be displayed, together with any previous purchases, on the MY BOOKS screen. 

Just tap on the cover image to start listening to or reading your new book. 

How do I verify my email address to use the app? 

Once you have entered the correct email address, Glassboxx sends an email with a verification code to your email address. Copy/paste the verification code from the email into the verification screen in the app and tap VERIFY ME. You will then be taken to the MY BOOKS screen and then you can start using the app and reading/listening to your book. 

The email from Glassboxx has the subject Your Glassboxx verification code. You might need to check your Spam folder to see the verification email. 

What is a verification code? 

You need a verification code to log into the app. 

After you enter your email address on the login screen, we will send a verification code to the email address you entered. The email will come from Glassboxx and has the subject “Your Glassboxx Verification Code.” You might need to check your spam folder to see the verification email.  

Copy and paste the code from the email into the verification screen and tap VERIFY ME. You will then be taken to the MY BOOKS screen, and you can start using the app to read or listen to your book. 

Can I use another app to read or listen to my book? 

No. While our ebooks and audiobooks are available for purchase from other retailers or platforms, purchases made on the Princeton University Press website can only be enjoyed on our branded mobile or desktop apps, powered by Glassboxx.

I am having trouble logging in to the app. What should I do? 

If you are having problems logging in to the app—for example if you see the message “Email address not recognized”)—make sure the email address you are entering on the login screen is the email address used when making your purchase from our website. This may be different from  the one you are using for your app store account. 

After following the steps above, if you continue to see the message ‘Email address not recognized’, please contact PUPhelp@glassboxx.com. 

My mobile app is not loading content correctly. What do I do?

Open the mobile app and click on the three dots (…) located at the bottom of the screen. Choose LOGOUT and enter your email address. Choose LOGIN and enter the verification code sent to your email. Your content should now load.

I have a new device; how do I transfer my new books to it? 

Just download our app from the app store, log in with the email address used when you purchased your books, and you will find them under MY BOOKS. 

Can I return or exchange my ebook or audiobook purchase? 

All sales are final. There are no returns or refunds on ebook or audiobook sales. 

Do prices include VAT? 

Prices exclude VAT. Where applicable, VAT is applied at the appropriate rate and will be included in your final invoice. 

Can I share or give my book with someone else? 

No, our ebook and audiobooks cannot be copied, shared, or printed. This is to protect the rights of the authors and the book publisher. 

Can I copy or print my book? 

No, the books using this service are copy protected and cannot be copied or printed. 

What is Glassboxx? 

Glassboxx is a service for publishers and retailers to efficiently sell and deliver ebooks and audiobooks to readers.  

I have received a discount coupon code for an ebook or audiobook. How do I use it? 

You can apply your valid discount coupon code during checkout when you purchase an ebook or audiobook on this website. 

Can I purchase more than one ebook or audiobook at a time? 

Yes, you can purchase multiple ebooks and/or audiobooks at once. 

Can I purchase ebooks/audiobooks in the same transaction as a print book? 

This currently depends on which country you choose to ship the print books during the checkout process. When you select “Buy This”, choose your ship to country. You will then be routed to the appropriate shopping cart. If you have an existing account, please enter your email address to complete the purchase.

Redeem a Digital Token

If you have a digital token to receive a book, you can redeem it by visiting the token redemption page. Sign in to your existing account or register if this is your first time receiving ebooks or audiobooks directly from Princeton University Press. If you have any questions, please contact PUPhelp@glassboxx.com

About ebook File Formats

Princeton University Press publishes ebooks in ePub and PDF formats. Some exclusions may apply.  


An ePub file is an ebook that is readable on most devices, including mobile phones, tablets, and computers. Most of our titles are best viewed in a reflowable, ePub format. These may be read in our mobile or desktop app, available for download here. You can also use the Browser Reader, available here or pup.glassboxx.com


PDF format is available for many of our books and is sold separately. PDF might be preferred by those who wish to read on a desktop or prefer a fixed layout, particularly with textbooks, highly illustrated books, or titles with mathematical formulas. These may be read in the Princeton University Press mobile or desktop app, available for download here. (Note: Our PDF books cannot be read using the Browser Reader.)

If you have any questions about formats or if your device is compatible please email us at PUPhelp@glassboxx.com.


Read about Princeton University Presss commitment to accessibility for digital products.

Read about Glassboxx, Ltd.s commitment to accessibility

Contact Customer Service

If you have other questions about your ebook or audiobook purchase(s) from this website, or if you need assistance with the app, please contact Customer Service at PUPhelp@glassboxx.com