
Google Base was a database provided by Google into which any user can add almost any type of content, such as text, images, and structured information in formats such as XML, PDF, Excel, RTF, or WordPerfect. As of September 2010, the product has been downgraded to Google Merchant Center.
Google Blog Search was a specialized service of Google used to search blogs. It was discontinued in May 2011. The Blog Search was "the first major search engine to offer full-blown blog and feed search capabilities". It was released in 2005. The bots appeared to be faster than the standard Googlebot, because updates to blogs often become available within hours instead of weeks taken by Googlebot default. The Blog Search searches were done identically to the Google Search by typing your search terms in the search field and seeing the most relevant results related to the topic. The Blog Search looked at various services in the world of blogs like Blogger, Live Journal, and Weblog. For some time it was possible to force Google to access and search the Blogsearch database by manually formatting the URL in your browser's address bar. But in March 2016, Google also took away this access.

The Google Directory was a web directory hosted by Google. It was discontinued on July 20, 2011. However, the Google business places and recommended businesses is now commonly referred to as the Google directory.
Google Express, formerly Google Shopping Express, was a service from Google which became part of Google Shopping.

Google Fast Flip was an online news aggregator from Google Inc. that mimicked the experience of flicking through a newspaper or magazine, allowing visual search of stories in manner similar to microfiche. It was launched in beta by Google Labs at the TechCrunch 50 conference in September 2009.

Google Flu Trends (GFT) was a web service operated by Google. It provided estimates of influenza activity for more than 25 countries. By aggregating Google Search queries, it attempted to make accurate predictions about flu activity. This project was first launched in 2008 by Google.org to help predict outbreaks of flu.

Google Helpouts was an online collaboration service from Google which launched in November 2013 and allowed users to share their expertise through live video and provide real-time help from their computers or mobile devices. As of April 20, 2015, Google closed Google Helpouts.

iGoogle was a customizable Ajax-based start page or personal web portal launched by Google in May 2005. It was discontinued on November 1, 2013, because the company believed the need for it had eroded over time. As of October 17, 2007, Google had made the service available in many localized versions in 42 languages, and in over 70 country domain-names. In February 2007, 7.1 million people used iGoogle. In April 2008, 20% of all visits to Google's homepage used iGoogle. On July 3, 2012, Google announced iGoogle would be discontinued on November 1, 2013.

Google Image Labeler is a feature, in the form of a game, of Google Images that allows the user to label random images to help improve the quality of Google's image search results. It was online from 2006 to 2011 and relaunched in 2016.

Google Image Swirl was an enhancement for an image-search tool in Google Labs. It was announced on the Google labs blog on November 17, 2009 with a limited number of search queries available. It was built on Google image search by grouping together images with similar visual and semantic qualities. It was suggested that such interface and grouping could help resolve queries that can have multiple types of results, are ambiguous, such as Apple, Jaguar, etc., and explore images associated with various viewpoints. This feature is no longer available.

Inbox by Gmail was an email service developed by Google. Announced in limited invitation-only basis on October 22, 2014, it was officially released to the public on May 28, 2015. Inbox was shut down by Google on April 2, 2019.

Knol was a Google project that aimed to include user-written articles on a range of topics. Lower-case, the term knol, which Google defined as a "unit of knowledge", referred to an article in the project.

Google Lively was a web-based virtual environment produced by Google Inc.. It was discontinued on December 31, 2008.

Meebo was an instant messaging and social networking service provider. It was founded in September 2005 by Sandy Jen, Seth Sternberg, and Elaine Wherry, and was based in Mountain View, California. Initially the company offered a web-based instant messenger service, extending its offer in more general online chat and even social networking directions. In June 2012, Google acquired Meebo to merge the company's staff with the Google+ developers team.

Google News & Weather is a discontinued news aggregator application developed by Google. It was available on the Android and iOS operating systems. The app featured a card-based interface and was similar to both the Google News desktop website as well as Google Now, which makes extensive use of cards. It indexed over 65,000 news sources and has 60 country-specific editions.

Google Offers was a service offering discounts and coupons. Initially, it was a deal of the day website similar to Groupon, but it later changed focus. Rather than a small number of prepaid offers, it instead offered many smaller discounts. It additionally integrated with both Google Maps and Google Wallet for mobile offers. In 2014, Google announced it would be shutting the service down.

Orkut was a social networking service owned and operated by Google. The service was designed to help users meet new and old friends and maintain existing relationships. The website was named after its creator, Google employee Orkut Büyükkökten.

Google Page Creator was a website creation and hosting service by Google. It was a tool for basic website design, requiring no HTML knowledge.

Google Pay Send, previously known as Google Wallet, was a peer-to-peer payments service developed by Google before its merger into Google Pay. It allowed people to send and receive money from a mobile device or desktop computer.

Picasa is a discontinued, cross-platform image organizer and image viewer for organizing and editing digital photos, integrated with a now defunct photo-sharing website, originally created by a company named Lifescape in 2002. "Picasa" is a blend of the name of Spanish painter Pablo Picasso, the phrase mi casa and "pic" for pictures.

Picnik was an online photo editing service which was acquired by Google in 2010. It was headquartered in Downtown Seattle, Washington, United States.

Google Reader was an RSS/Atom feed aggregator operated by Google. It was created in early 2005 by Google engineer Chris Wetherell and launched on October 7, 2005, through Google Labs. Google Reader grew in popularity to support a number of programs which used it as a platform for serving news and information to people. Google closed Google Reader on July 1, 2013, citing declining use.

Google Sync was a file synchronization service from Google that provided over-the-air synchronization of Gmail, Google Contacts, and Google Calendar with PC and mobile device Mail, Calendar and Address Book applications. It used Microsoft® Exchange ActiveSync® to let service users synchronize their Google Apps mail, contacts, and calendars to their mobile devices, wherein the users can also set up or customize the alerts for incoming messages and upcoming meetings. Google Sync worked with PC, Mac, Linux, Android, BlackBerry, Symbian S60, iPhone, iPad, Windows Mobile, and other devices. Google Sync was announced in February 2009 and discontinued for non-business users in December 2012.

Tez was a mobile payments service by Google, targeted at users in India, later folded into the new Google Pay app on August 28, 2018. It operated atop the Unified Payments Interface, developed by the National Payments Corporation of India. It can be used where UPI payments are accepted. Tez worked on the vast majority of India's smartphones with the Android app supporting English, Hindi, Tamil, Bengali, Gujarati, Kannada, Marathi, and Telugu. There were plans to release the app in other emerging countries including Vietnam, Indonesia, and Thailand. "Tez" is the Hindi word for "Fast". Within 37 days after being launched, Tez got about 8.5 million installations. Over 30 million transactions were made on the app as of October 27, 2017.

Google Video was a free video hosting service from Google, similar to YouTube, that allowed video clips to be hosted on Google servers and embedded on to other websites. This allowed websites to host much video remotely without running into bandwidth or storage-capacity issues.

Apache Wave is a discontinued software framework for real-time collaborative editing online. Google originally developed it as Google Wave. It was announced at the Google I/O conference on 28 May 2009.