DuckDuckGo, optional Duck.ai
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About this app
DuckDuckGo, optional Duck.ai is a productivity app by DuckDuckGo; at 50,000,000+ installs it is well established, with millions of users. 82% of raters give it full marks.
Free to download, though in-app purchases run $9.99 - $199.99 per item. Content is rated Everyone. It needs Android 9 or newer. 384,130 people have left a written review.
Rating distribution
Previous APK Versions All 36 ›
XAPK · 131.5 MB2026-09-21 DuckDuckGo, optional Duck.ai 5.294.1
XAPK · 121.6 MB2026-09-03 DuckDuckGo, optional Duck.ai 5.294.0
APK · 119.3 MB2026-08-25 DuckDuckGo, optional Duck.ai 5.292.0
XAPK · 118.6 MB2026-08-12 DuckDuckGo, optional Duck.ai 5.291.3
XAPK · 119.8 MB2026-08-10 DuckDuckGo, optional Duck.ai 5.291.2
APK · 118.1 MB2026-08-03 DuckDuckGo, optional Duck.ai 5.291.1
XAPK · 118.1 MB2026-07-31 DuckDuckGo, optional Duck.ai 5.291.0
APK · 118.1 MB2026-07-29 DuckDuckGo, optional Duck.ai 5.290.0
XAPK · 125.6 MB2026-07-24 DuckDuckGo, optional Duck.ai 5.289.0
XAPK · 125.2 MB2026-07-21
Frequently asked questions
01 Is DuckDuckGo, optional Duck.ai free?
Yes. DuckDuckGo, optional Duck.ai is listed as free on Google Play and offers in-app purchases ($9.99 - $199.99 per item).
02 Which Android version does DuckDuckGo, optional Duck.ai need?
The current release requires Android 9. If your device is older, one of the 36 earlier versions listed above may still install.
03 How do I install the APK?
Download the file from the version page, open it on your Android device and allow installs from this source when prompted. XAPK bundles need the APKPure app or a split-APK installer (see the install guide in the footer). Always prefer the latest version unless you specifically need an older build.
04 Is the download safe?
Files are served by an established third-party mirror and are the same builds distributed to Play Store users; APK Rewind never repackages or modifies them. Check the developer name (DuckDuckGo) and package name (com.duckduckgo.mobile.android) match what you expect.