StumbleUpon was a website, browser extension, toolbar, and mobile app with a "Stumble!" button that, when pushed, opened a semi-random website or video that matched the user's interests, similar to a random web search engine. Users were able to filter results by type of content and were able to discuss such webpages via virtual communities and to rate such webpages via like buttons. StumbleUpon was shut down in June 2018.
Answers.com, formerly known as WikiAnswers, is an Internet-based knowledge exchange. The Answers.com domain name was purchased by entrepreneurs Bill Gross and Henrik Jones at idealab in 1996. The domain name was acquired by NetShepard and subsequently sold to GuruNet and then AFCV Holdings. The website is now the primary product of the Answers Corporation. It has tens of millions of user-generated questions and answers, and provides a website where registered users can interact with one another.
Seesmic was a suite of freeware web, mobile, and desktop applications which allowed users to simultaneously manage user accounts for multiple social networks, such as Facebook and Twitter.
Whrrl was a social location-based service developed by the Seattle-based company Pelago, Inc. Whrrl had a recommendation engine that uses algorithms and users' votes to surface relevant recommendations.
TweetDeck, officially X Pro since 2023, is a paid proprietary social media dashboard for management of Twitter accounts. Originally an independent app, TweetDeck was subsequently acquired by Twitter Inc. and integrated into Twitter's interface. It had long ranked as one of the most popular Twitter clients by percentage of tweets posted, alongside the official Twitter web client and the official apps for iPhone and Android.
Foursquare City Guide, commonly known as Foursquare, is a local search-and-discovery mobile app developed by Foursquare Labs Inc. The app provides personalized recommendations of places near a user's current location based on users' previous browsing history and check-in history.
Snaptu pronounced "snap tu", previously known as Moblica was a free Israeli-made mobile application platform that ran on virtually every type of Internet-enabled mobile phone. It allowed the user to access popular services, varying from social networks like Facebook, Twitter, Flickr, ESPN CricInfo and Picasa to entertainment news, blogs, sports and local guides.
Gowalla is a location-based social networking service. It originally launched in 2007 and closed in 2012, but was relaunched on March 10, 2023. Users are able to check in at "Spots" in their local vicinity, either through a dedicated mobile application or through the mobile website. Checking-in will sometimes produce virtual "items" for the user, some of which are developed to be promotional tools for the game's partners. As of November 2010 there were approximately 600,000 users. In January 2021, Gowalla made an announcement that the app is coming back in 2022.
Flipboard is a news aggregator and social network aggregation company based in Palo Alto, California, with offices in New York, Vancouver, and Beijing. Its software, also known as Flipboard, was first released in July 2010. It aggregates content from social media, news feeds, photo sharing sites, and other websites, presents it in magazine format, and allows users to "flip" through the articles, images, and videos being shared. Readers can also save stories into Flipboard magazines. As of March 2016 the company claims there have been 28 million magazines created by users on Flipboard. The service can be accessed via web browser, or by a Flipboard application for Microsoft Windows and macOS, and via mobile apps for iOS and Android. The client software is available at no charge and is localized in 21 languages.
Pearltrees is a visual and collaborative curation tool that allows users to organize, explore and share any URL they find online as well as to upload personal photos, files and notes. The product features a visual interface that allows users to drag and organize collected URLs, and other digital objects that themselves can be further organized into collections and sub-collections,(URLs). Users of the product can also engage in social/collaborative curation using a feature called Pearltrees Teams.
Chomp was an app search engine company founded by Cathy Edwards and Ben Keighran in 2009. The company was based in San Francisco and had received $2.5 million in funding. Users could search for apps across multiple platforms, including iOS and Android; and there were Chomp apps for both platforms.
Flud was a social news reader application released in 2010 for iPad, iPhone, Android and Windows Phone. It was designed to display RSS feeds from blogs and news sites into individual streams for easy viewing. In Flud, articles and stories could be stored for later reading with the Reading List, shared as a favorite read with the Flud button, and shared with Facebook, Twitter, email, Tumblr, Instapaper, and ReadItLater. Flud was headquartered in the historic Spreckels Theater Building in San Diego, California, with remote offices in Detroit and Chicago.
Microsoft SwiftKey is a virtual keyboard app originally developed by TouchType for Android and iOS devices. It was first released for Android in July 2010, followed by an iOS release in September 2014 after Apple's implementation of third-party keyboard support.
News360 was a personalized news aggregation app for smartphones, tablets and the web. It attempted to learn a user's interests by analyzing their interaction with news stories on the app and using semantic analysis and natural language processing to create an Interest Graph and construct a unique feed of relevant content for each user. The app claimed an audience of more than 4 million users.
Nimbuzz is a proprietary cross-platform instant messaging and social media and mobile payment developed by Kuraakani Online Private Limited, with the origins of its technology dating back to the early 2000s. As of March 2013, Nimbuzz had 150 million users in 200 countries. By April 2014, Nimbuzz was growing by more than 210,000 new registrations per day. In October 2014, now with over 200 million users, New Call acquired 70% of Nimbuzz, valuing the app at $250 million. Under Nimbuzz Board & Management teams leadership, Nimbuzz suite of applications enables users to enjoy end-to-end encrypted free calls, instant messaging, games, file sharing, social networking, mobile payments & movies on their mobile device. Nimbuzz has more than 3 million lines of code. Initially, Nimbuzz offered discounted calling rates to most countries in the world. The platform processed more than a billion call minutes and in excess of 100 billion messages a month.
Hoppit is a personalized search engine. It was founded by Steven Dziedzic and Emad Saghir in 2011 and headquartered in New York, New York. It was acquired in 2013 and is now a part of XO Group, Inc.
The history of Twitter, later known as X, can be traced back to a brainstorming session at Odeo.
Crashlytics was a Boston, Massachusetts-based software company founded in May 2011 by entrepreneurs Wayne Chang and Jeff Seibert. Crashlytics helps collecting, analyzing and organizing app crash reports.
Comparison of user features of messaging platforms refers to a comparison of all the various user features of various electronic instant messaging platforms. This includes a wide variety of resources; it includes standalone apps, platforms within websites, computer software, and various internal functions available on specific devices, such as iMessage for iPhones.
