- Inbox by Google was a Gmail alternative known for its superior sorting features and visually appealing interface, discontinued in 2019.
- Google Play Music was the default music player for Android devices in the early 2010s, replaced by YouTube Music.
- Swype Keyboard revolutionized typing on mobile devices with its glide feature and held a Guinness World Record for the fastest typing, discontinued in 2018.
- SuperSU was a tool for gaining root access on Android devices, popular among users of custom ROMs, now overshadowed by newer solutions like Magisk.
- Titanium Backup allowed comprehensive backups of apps and data for custom ROM users, though it has not been updated in recent years.
- MX Player was a user-friendly media player known for its intuitive interface and support for various file formats, which declined in popularity as streaming services grew.
- ES File Explorer was a crucial file management tool for early Android users, removed from the Play Store due to security concerns.
- Google Plus aimed to integrate social media with other Google services but struggled to compete with more visually driven platforms before its discontinuation.