Top 164 Free Reference Apps
Reference applications provide internet users with a searchable collection of data that is general or based around a specific theme or interest. AppAppeal ranks all reference apps based on worldwide popularity.
Greplin offers a service to search through all your data on the web at once, just like you search your hard-drive.
Myfav.es is a customizable start page for your web browser, iPad, or iPhone.
Curated.by provides a growing collection of topics and interests edited, organized and curated by everyone.
Phile lets your community create a body of knowledge by talking about the stuff you love.
Hitsplitter is a comparative search engine. Search and compare many keywords across sets of websites.
Google created Baraza to allow people in countries across Africa to ask questions and post answers to questions from ...
Worio's mission is to make web search fun by bringing you a personalized view of the social web alongside the regular...
FFFFOUND! is a web service that allows users to post and share their favorite images found on the web.
About.com is a resource for content that helps you to solve the large and small needs of everyday life.
iFixit is a free repair manual that you can edit.
O'Reilly Answers is a community site for sharing knowledge, asking questions, and providing answers.
eYeka is a co-creation platform for brands, video contests, design contests and photo contests.
Licorize is a to-do manager that users can feed with their bookmarks.
Daytum.com helps users to collect, categorize and share their data.
Ask.fm is a questions and answers platform.
Evly.com is an online crowdsourcing platform.
Panjiva.com is an intelligence platform that helps users find suppliers and customers.
Webdoc.com allows users to create rich conversation pieces. Posts can include pictures, videos, sounds and apps.
Skylin.es helps users find recently added images based on interest.
Smarterer.com offers users a place to show off what they know. People get ranked on their digital, social, and techni...
Locql.com gives users a place to ask and answer questions based on location.
What Do You Love? provides users with detailed, sorted search results from all Google services.
VideojugPages.com encourages users to share what they know with the online community.
Ask offers users a way to get answers for their questions through a free, easy to use platform. The application helps...
Helium.com helps users find information and gives writers a place to show off their abilities.
Kippt is a smart and easy way to organize information that is gathered from all over the internet.
ChaCha is a dynamic question and answer website that lets the user text, call or submit questions online. The applica...
Tildee makes it easy for users to create detailed tutorials. User can include multiple steps with embedded maps, imag...
Zopeo aims to be the most comprehensive and accessible people search engine online. Users can search for and locate t...
Tag friends with their skills and interests and then find new and interesting people based on tag keywords.
Meaki users clip, compile and group web pages.
ClipArtLord is a free online clip art gallery that lets users instantly download images. Each is legal to use and sor...
Listango is a bookmarking tool that lets users access saved items from anywhere. The service includes public and priv...
Only2Clicks gives users a visual way to organize their bookmarks. The application is user friendly with a drag and dr...
YoName users can search for people by entering their email address, first and last name, phone number or username.
MonkeySee is a website that provides free access to a large collection of user-generated how-to videos.
Users can post whatever is on their mind whether it affects only them, their community or the world. Their vents will...
At BlogHer.com, you will find conversations led by women in social media.
MyLife offers you access to people profiles with advanced search and filtering options.
FixYa is a place for all your product needs, from helping you decide on products to buy, to getting personal tech sup...
Lead411 uses uses manual research and proprietary technology to deliver company and executive information.
Tinkrbox makes sense of internet hyperlinks by converting links to actual content so you can access the content right...
IceRocket is a real time blog search engine.
Wibba offers a service to discover and share products with friends online and offline.
Blekko provides a service to search the web by using slashtags. Slashtags search only the sites you want and cut out ...
Answers.com is a Wiki-like Q&A site combined with free online dictionary, thesaurus, and encyclopedias.
Zukmo is a bookmarking service that helps you manage the information you want to consume better.
Historio.us is a bookmarking service that always keeps a cached version of the page you historified.
Flyapp allows you to create and arrange your own page with links you check daily.
AOL Answers is a place to share, explore and discover knowledge.