Searching by Book ID allows you to locate a specific book listing directly. Each book in Pasaj has a unique public string called a Book ID. This ID ensures that users can find the exact listing without relying on keywords, distance, or categories.
This is especially useful when someone shares a book ID with you or when you see a book shared on social media and want to locate the exact listing inside Pasaj to proceed with a book swap or book exchange.
What Is a Book ID?
A Book ID is a unique public identifier automatically assigned to every book listed in Pasaj.
It is designed to:
- Identify a specific book listing
- Avoid confusion between similar titles
- Enable direct and precise search
The Book ID is visible and can be copied by any user viewing that book.
How to Find a Book ID (Other Users’ Books)
To view and copy the Book ID of another user’s book:
- Open the book preview from the Feed

- Tap the More Options
icon at the top right corner. - A bottom sheet will appear.
- At the top of the bottom sheet, you will see the Book ID.
- Copy the Book ID by tapping the
icon.
You can now share this ID externally or use it to search for that specific listing.
How to Find a Book ID (Your Own Books)
To view and copy the Book ID of your own book:
- Go to My Books

- Tap on the relevant book.
- Tap the More Options
icon at the top right corner. - A bottom sheet will appear.
- At the top of the bottom sheet, you will see the Book ID.
- Copy the Book ID by tapping the
icon.
This allows you to share your book listing with others directly.
How to Search by Book ID
You can search using a Book ID from the Filter page.
- Open the Feed
screen in Pasaj. - Tap the Filter
icon located at the top right corner. - On the filter page, locate the Search Field.
- Enter or paste the exact Book ID.
- Tap Save to apply the filters.
The Feed will refresh and display the matching book listing.
⚠️ If you do NOT tap Save, your filter changes will NOT be applied.
Search by Book ID can also be combined with other filters such as maximum distance or Prime Members Only. However, for best results, ensure the filters do not exclude the listing you are trying to find.
Using Book ID is the most accurate way to find books nearby when you already know the exact listing you are looking for.
When Should You Use Book ID?
Search by Book ID is helpful when:
- A friend shares a Book ID with you.
- You see a book promoted externally.
- You want to quickly access a specific book for a swap.
- You want to avoid confusion between similar titles.
It provides a direct path to the correct listing without relying on title-based searches.
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Frequently Asked Questions
What is a Book ID in Pasaj?
A Book ID is a unique public identifier automatically assigned to every book listed in Pasaj. It allows users to identify and locate a specific listing precisely.
Why should I search by Book ID instead of title or author?
Searching by Book ID helps you find the exact listing without relying on keywords, distance, or categories, avoiding confusion between similar titles.
When should I use the Book ID search feature?
You should use Book ID search when a friend shares a Book ID with you, when you see a book promoted externally, when you want to quickly access a specific listing for a swap, or when you want to avoid confusion between similar titles.
How do I search for a book using its Book ID?
Open the Feed screen, tap the Filter icon, locate the Search Field, enter or paste the exact Book ID, and tap Save to apply the filter and refresh the Feed.
Where do I enter the Book ID when searching?
You enter the Book ID in the Search Field on the Filter page accessible from the Feed.
What happens if I forget to tap Save after entering a Book ID?
If you do not tap Save, your filter changes will not be applied and the Feed will not display the matching listing.
Can I combine Book ID search with other filters?
Yes. You can combine Book ID search with filters such as maximum distance or Prime Members Only, but you should ensure those filters do not exclude the listing you are trying to find.
Why can’t I find a listing even though I have the correct Book ID?
If additional filters like maximum distance or Prime Members Only are active, they may exclude the listing. Adjust or remove filters and ensure you tap Save.
How do I find the Book ID of another user’s book?
Open the book preview from the Feed, tap the More Options icon at the top right corner, view the Book ID at the top of the bottom sheet, and tap the copy icon to copy it.
Can I copy someone else’s Book ID?
Yes. The Book ID is public and visible to any user viewing that book, and it can be copied using the copy icon.
How do I find the Book ID of my own book?
Go to My Books, tap the relevant book, tap the More Options icon at the top right corner, and view the Book ID at the top of the bottom sheet. You can copy it using the copy icon.
Is the Book ID different for every listing?
Yes. Each book listed in Pasaj has its own unique Book ID.
Can two books have the same Book ID?
No. A Book ID uniquely identifies a specific listing and is automatically assigned.
Can I share my Book ID outside the app?
Yes. After copying the Book ID, you can share it externally so others can search for and locate your specific listing.
Does Book ID search depend on distance or categories?
Book ID search is designed to locate a specific listing directly, but additional active filters may affect visibility if they exclude the listing.
Is searching by Book ID the most accurate way to find a book?
Yes. Using the Book ID is the most accurate method to find an exact listing when you already know its unique identifier.
Can I use Book ID search to quickly proceed with a swap?
Yes. Once you locate the listing using the Book ID, you can proceed with the book swap or book exchange process from that exact listing.
Do I need to open the Feed before searching by Book ID?
Yes. You must open the Feed and access the Filter page to enter and apply a Book ID search.
