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Top 161 Free Reference Apps
Top 161 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.
1.
Popularity rank
1
AppAppeal rating
5/5
Google is the most-used search engine on the Web.
2.
Popularity rank
6
AppAppeal rating
5/5
Wikipedia is a free-content encyclopedia project based on an openly editable model.
3.
Popularity rank
16
AppAppeal rating
4/5
Bing is the current web search engine from Microsoft.
4.
Popularity rank
80
AppAppeal rating
3/5
Stack Overflow is a programming questions and answers site.
5.
Popularity rank
81
AppAppeal rating
3/5
About.com is a resource for content that helps you to solve the large and small needs of everyday life.
6.
Popularity rank
115
AppAppeal rating
3/5
Reddit provides users with a simple way to explore new areas on the web. The site lists a huge collection of unique w...
7.
Popularity rank
129
AppAppeal rating
4/5
eHow.com provides users the ability to research, share, and discuss instructional solutions that help complete day-to...
8.
Popularity rank
157
AppAppeal rating
2/5
Answers.com is a Wiki-like Q&A site combined with free online dictionary, thesaurus, and encyclopedias.
9.
Popularity rank
165
AppAppeal rating
3/5
Ask.fm is a questions and answers platform.
10.
Popularity rank
191
AppAppeal rating
5/5
StumbleUpon is a discovery engine that encourages users to explore new URLs and share their favorite web pages. The a...
11.
Popularity rank
334
AppAppeal rating
4/5
Squidoo gives users an easy way to share their point of view on any topic imaginable. Users can create pages, called ...
12.
Popularity rank
431
AppAppeal rating
5/5
StackExchange.com is a large network of question and answer sites on diverse topics.
13.
Popularity rank
612
AppAppeal rating
5/5
The Examiner presents internet users with a quick, compact way to find updates and information on any topic. Articles...
14.
Popularity rank
752
AppAppeal rating
3/5
Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who u...
15.
Popularity rank
974
AppAppeal rating
3/5
ChaCha is a dynamic question and answer website that lets the user text, call or submit questions online. The applica...
16.
Popularity rank
1,002
AppAppeal rating
2/5
FixYa is a place for all your product needs, from helping you decide on products to buy, to getting personal tech sup...
17.
Popularity rank
1,106
AppAppeal rating
3/5
Scoop.it provides a place for users to curate their own web pages on their favorite topics.
18.
Popularity rank
1,275
AppAppeal rating
4/5
Price range (p/month):
$1.95
-
$3.95
Free plan available
Instructables.com gives internet users a place to learn how to do almost anything.
19.
Popularity rank
1,351
AppAppeal rating
5/5
Delicious.com allows users to share and save their favorite bookmarks in one centralized place.
20.
Popularity rank
1,359
AppAppeal rating
2/5
Blekko provides a service to search the web by using slashtags. Slashtags search only the sites you want and cut out ...
21.
Popularity rank
2,361
AppAppeal rating
4/5
Diigo is a research and collaborative research tool on the one hand, and a knowledge-sharing community and social con...
22.
Popularity rank
2,543
AppAppeal rating
4/5
Topsy is a real time search engine powered by the social Web.
23.
Popularity rank
2,826
AppAppeal rating
3/5
ZoomInfo offers business information on people and companies in the world.
24.
Popularity rank
2,891
AppAppeal rating
2/5
MyLife offers you access to people profiles with advanced search and filtering options.
25.
Popularity rank
3,066
AppAppeal rating
5/5
Pricing (p/month):
$499.00
Free plan available
Netvibes provides users with a personalized homepage that supports over 200,000 applications. The user can pick and c...
26.
Popularity rank
3,371
AppAppeal rating
4/5
DuckDuckGo.com is a search engine.
27.
Popularity rank
3,501
AppAppeal rating
5/5
Price range (p/month):
$200.00
-
$1,500.00
Free plan available
TinEye is a reverse image search engine. You can submit an image to TinEye to similar and modified versions on the web.
28.
Popularity rank
3,749
AppAppeal rating
3/5
Wolfram|Alpha's goal is to make all systematic knowledge immediately computable and accessible to everyone.
29.
Popularity rank
3,926
AppAppeal rating
4/5
Newsvine gives users a place to discover local and national news content from many popular sources. Users can vote on...
30.
Popularity rank
4,131
AppAppeal rating
2/5
Answerbag.com is a question and answer site owned by Demand Media.
31.
Popularity rank
4,299
AppAppeal rating
5/5
Pipl is an easy to use people-focused search engine.
32.
Popularity rank
4,507
AppAppeal rating
5/5
Pocket lets users quickly save web content they come across on any mobile device or computer. The items are added to ...
33.
Popularity rank
4,893
AppAppeal rating
5/5
Ask questions, give answers and learn more about your friends.
34.
Popularity rank
5,186
AppAppeal rating
3/5
O'Reilly Answers is a community site for sharing knowledge, asking questions, and providing answers.
35.
Popularity rank
5,459
AppAppeal rating
5/5
ResearchGate is a social network intended for researchers, scientists and other intellectual individuals. Users can s...
36.
Popularity rank
6,183
AppAppeal rating
3/5
Helium.com helps users find information and gives writers a place to show off their abilities.
37.
Popularity rank
6,510
AppAppeal rating
5/5
Price range (p/month):
$0.00
-
$4.99
Smart bookmarking app for time strapped readers.
38.
Popularity rank
6,670
AppAppeal rating
3/5
123people is a real time people search tool. You can find images, videos, phone numbers, email addresses, social netw...
39.
Popularity rank
6,781
AppAppeal rating
3/5
iFixit is a free repair manual that you can edit.
40.
Popularity rank
6,974
AppAppeal rating
3/5
FFFFOUND! is a web service that allows users to post and share their favorite images found on the web.
41.
Popularity rank
7,444
AppAppeal rating
3/5
Scour's purpose is to bridge the gap between searchers and relevant results by providing a platform for users to vote...
42.
Popularity rank
7,520
AppAppeal rating
4/5
Symbaloo is a unique visual bookmarking tool that helps users keep their favorite links in order. Webmix collections ...
43.
Popularity rank
7,603
AppAppeal rating
4/5
Ixquick is a search engine that uses metasearch capabilities to provide users with search results from other search e...
44.
Popularity rank
8,107
AppAppeal rating
4/5
Jigsaw is a large database of up-to-date contact and company information.
45.
Popularity rank
8,751
AppAppeal rating
2/5
At BlogHer.com, you will find conversations led by women in social media.
46.
Popularity rank
9,049
AppAppeal rating
3/5
PeekYou's people search engine allows you to find, contact, and track anyone online.
47.
Popularity rank
9,169
AppAppeal rating
3/5
InfoBarrel.com is a shared revenue social media community. Content developers can publish their material and create a...
48.
Popularity rank
9,205
AppAppeal rating
2/5
AOL Answers is a place to share, explore and discover knowledge.
49.
Popularity rank
10,692
AppAppeal rating
1/5
Join one of the hundreds of thousands of discussions already started by myLot members, or start your own.
50.
Popularity rank
13,035
AppAppeal rating
4/5
Vi.sualize.us is an application that allows users bookmark their favourite images around the web and share them with ...
