was created in 2010 and 150 million users (updated 2015). This free app is an online question and answer site that allows users to ask and answer questions anonymously by posting a text or video to a user’s profile. In order to sign up, a user must provide a username, full name, email and password.  Users must be 13 years old or over, however, age verification is not required. This app is popular with tweens and teens.



Facebook was created in 2004 and has approximately 1.79 billion users (updated 2016). This free app allows registered users to create a profile, upload images, videos and send messages. Facebook is a way to keep in touch with friends, read and respond to classified ads, create groups, events and pages to connect with others. A user creates a profile, within that profile is a bulletin board (wall) where friends are able to write on, post pictures, videos, comment and respond. A user can also create a photo album to share with friends or the public. To sign up, you must include your name, email address, phone number, password, date of birth and gender. A confirmation of an email or mobile phone number is required. The minimum age to join is 13 years old. Facebook is used by teenagers and adults.



Instagram was created in 2010 and has over 600 million users (updated 2016). This app is free and allows users to snap, edit and share photos, take videos to share publically or privately. It also allow users to see, share and comment on photos, videos and send private messages. It may be used in connection with other networks such as Facebook, Twitter, Tumbler and Flickr.  Users interact with each other by following other users. An account must be created by signing up with an existing Facebook account or an email. A username and password is required. The minimum age requirement to create an account is 13 years old.  Instagram is used by tweens, teens and adults.



This app was created in 2009 and has 300 million users (updated 2016). Kik provides free, easy and instant connections to other users anywhere. It allows users to message, share photos or videos, one on one or in a group. An email is required to set up an account and a username provides anonymity. Users between 13 and 18 must have a parent or legal guardian’s permission to create an account. Kik is widely used by teenagers. was created in 2014 and now has over 90 million users (updated 2016). This is a free app that allows users to create, share and discover music videos. Videos can consist of dancing, singing, lip syncing and comedy. The videos can be edited with filters and effects and users can change the speed or reverse the motion of their recording. Users can view videos of friends or followers, like it, comment, start a duet or share the video. Users can sign up by means of their Facebook or Twitter account, or with an email address or a phone number. A username and password is required. The age requirement for using this app is 13 years old or older. is popular with children, tweens, and teens.



Omegle was created in 2009 and has over 100 million users (updated 2017). This free app allows users to chat or video chat with random strangers. It is anonymous and participants are identified as “you” and “stranger.” Users can connect with Facebook or from the Omegle homepage, no registration is required. Users have the option to chat or video chat and the conversation begins with a random stranger. Users must be 13 years or older, parental permission for those under 18; however, no verification is required. Omegle is popular with teens and young adults.



Oovoo was created in 2007 and has 150 million users (updated 2016). This free app allows users to video chat with up to 12 people, text message, screen share and voice call. Users are able to screen shot and record calls. To register for Oovoo, an email or Facebook account is required, along with date of birth and gender. Users choose a username and password. Oovvoo integrates with users’ mobile phone contacts, Facebook, WhatsApp or Gmail accounts. Age requirement for this app is 13 years old. Oovoo is popular with teens and people under 25.



Snapchat was created in 2011 and now has 158 million users (updated 2017). This free app allows users to send pictures and videos which disappear after a few seconds. Users can add a caption or doodle, and use filters to send to friends. The finished creation is called a snap. A snap can be added to a story, which is a 24 hour collection of all the user’s snaps. This can be broadcasted to just friends or to the public. An email address, date of birth, username and password is required. A phone number is needed for verification. Snapchat will scan your phone’s contact list to add friends, or you can add friends by searching their username. The age requirement for this app is 13. This app is popular with teens and young adults.



Tinder was created in 2012 and now has approximately 50 million users (updated 2015). Tinder is a free app for dating and hooking up anonymously in a geographic area. Users search through profiles and swipe left to reject and right to make a match. Messages can be sent when there is a mutual match. To sign up for Tinder, a Facebook account is needed. A profile is created with a username and password. Users have the option to include information about themselves. This app can be connected to the user’s Instagram account to display additional photos. Tinder’s age requirement is over 18. Since Tinder is connected with Facebook, those under 18 have the ability to join. Tinder is popular with 16 to 34 year olds.



Tumblr was created in 2007 and now has 555 million users (updated 2016).  This free app allows users to post texts, images, quotes, videos, audio, links and chat on a blog-like page. Users may follow others and like and share other user’s posts. Tumblr accounts can be linked to other social networks if desired. An email address, user name and password is required to join. The minimum age to use this app is 13. Tumblr is widely used by teens and young adults.



Twitter was created in 2006 and has more than 300 million users (updated 2016). This free app is a combination of instant messaging, texting and blogging. It may be used to broadcast or receive real time news or updates (tweets) that are limited to 140 characters or less. Users can make tweets private or public and directly send messages to other users. Twitter is about following others and getting other users to follow you. The minimum age to join is 13 years old.



Vine was created in 2013 and had approximately 200 million users (updated 2015). It is now defunct. This free app allowed users to share videos up to 6 seconds long. Users could create short and separate videos that can be linked together. Followers can like, message, comment or revine (add to their own time line) videos. A profile with information such as name, photo and bio are taken from the user’s twitter account or can be created with an email address. The age limit to use Vine is 17. This app was popular with tweens and teens.



WhatsApp was created in 2009 and has approximately one billion users (updated 2016). This app allows users to send texts, audio messages, photos, videos and face to face calls for free. Accounts are connected to a phone number and must be verified via SMS to set up an account. WhatsApp allows the user to connect to people who are listed in their phones contact list. The minimum age to use this app is 16. WhatsApp is used by teens, as well as adults.


Yik Yak

Yik Yak was created in 2013 and the company will not disclose the amount of users (although states that it is in the millions). This app requires no personal information, a username is now required, as well as the location of the user. Users upvote or downvote posts they see from others, and after two downs the post disappears. It is generally used to share thoughts and events and is location based. Users must be at least 17. This app is widely used by college and high school students.



YouTube was created in 2005 and has over a billion users (updated 2017). This site allows users to discover, watch, share, rate, comment and create original videos. Users can also subscribe to channels and build playlists of their favorite videos. YouTube also contains video and TV show clips, music videos and documentaries to name a few.  The age requirement is 18 or 13 with parental permission.