Sell books with World of Books

Sell books with World of Books
Sell books with World of Books
Developer: World of Books
Category: Lifestyle
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269.8K installs
1.3K ratings
13.9K monthly active users
Revenue not available
Install Trends
Weekly +3.8K
Trending
Monthly +26.3K
Trending

Sell books with World of Books Summary

Sell books with World of Books is a mobile Android app in Lifestyle by World of Books. Released in Jun 2019 (6 years ago). It has about 269.8K+ installs and 1.3K ratings with a 4.11★ (good) average. Based on AppGoblin estimates, it reaches roughly 13.9K monthly active users . Store metadata: updated Apr 10, 2026.

Recent activity: 3.8K installs this week (26.3K over 4 weeks) showing exceptional growth , and 17 new ratings this week View trends →

Data tracking: SDKs and third-party integrations were last analyzed on Dec 31, 2024.

Store info: Last updated on Google Play on Apr 10, 2026 .

SDKs, Trackers & Permissions

Sell books with World of Books was last scanned for SDKs 2024-12-31. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.

AppGoblin saw Sell books with World of Books uses 6 Development Tools
company-logos/github.com-bumptech/logo_420x420.png Bumptech
company-logos/kotlinlang.org/logo_200x200.png Kotlin
company-logos/jetbrains.com/logo_200x200.jpeg JetBrains
company-logos/sentry.io/logo_200x200.jpeg Sentry.io
AppGoblin saw Sell books with World of Books uses 2 Analytics: Product
company-logos/firebase.google.com/logo_200x200.png Firebase
company-logos/analytics.google.com/logo_200x200.jpeg Google Analytics
AppGoblin saw Sell books with World of Books uses 2 Business Tools
company-logos/onetrust.com/logo_200x200.jpeg OneTrust
company-logos/optimizely.com/logo_200x200.jpeg Optimizely
AppGoblin saw Sell books with World of Books uses 1 Analytics: Attribution
company-logos/appsflyer.com/logo_200x200.jpeg AppsFlyer
AppGoblin saw Sell books with World of Books uses 1 Ad Networks
company-logos/facebook.com/logo_200x200.jpeg Facebook
App Details
Store ID: uk.co.brightec.ziffit.us
First Released: 2019-06-12
Store Last Updated: 2026-04-10
In-App Purchases: No
Ads: No
Website: sell.worldofbooks.com
App Store
Crawl Status: Success
AppGoblin First Crawled: 2021-02-06
AppGoblin Last Crawled: 2026-04-13
Ads & App-Ads.txt
App does not have ads.
AppGoblin SDK Scans
Successful Last Crawled: 2024-12-31
Last Crawled: 2024-12-31
Last Crawl Status: Success

4.11★

Ratings: 1.3K

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Screenshots

App screenshot
App screenshot
App screenshot
App screenshot

App Description

Sell Your Books & Textbooks

The Sell books with World of Books app makes it easy to earn extra money and declutter your home. Download the free app (previously known as Ziffit) to turn your used books and textbooks into cash.

• Sell books or textbooks instantly.
• Scan barcodes with your phone or tablet
• Get an instant quote and complete your trade.
• Ship your books for free with FedEx or USPS.
• Receive quick payments directly to your bank or PayPal account.

With the Sell books with World of Books app, you can quickly and easily sell your used books. Simply scan barcodes, receive a quote, and complete the trade.

Curious about the value of your book collection? The app can tell you that, too.

The app is completely free, with no costs at any stage. Shipping is covered, and payments are completed within days—not weeks. Download the Sell books with World of Books app today and start selling whenever and wherever you like. Plus, first-time traders receive an extra 10% on their initial trade!