Check this out: ‘100 Unique and Useful Websites on the Internet (Updated)’ –
lexa.com – The web information company provides commercial web traffic data for everyone.
2. SpeedTest.net – Easy way to test your broadband speed.
3. Iconfinder – Free Icon search engine.
4. Archive.org – The wayback machine to see how the website looks in the past.
5. FlightStats.com – Global Flight Tracker and Travel Planning.
6. Imgur.com – Worlds greatest image hosting and sharing service.
7. Askboth.com – One search and get results from Google, Bing and Twitter
8. Wolframalpha.com – Computation knowledge engine.
9. StatsCrop.com – Free Website Analyzer
10. RankSignals.com – Free Backlink checker, can easily categorize nofollow, dofollow, hot links for your website.1
11. GTMetrix.com – Check your websites speed.
12. Sleepytyi.me – The Bedtime calculator.
13. Snapito.com – Take full-length website screenshots.
14. WordCounterTool.com – Accurate word counter and also can use to test your typing speed.
15. SmallSEOTools.com – Prefect plagiarism checker.
16. Xmarks.com – A powerful tool to Bookmark, Sync and Search.
17. TwitterFeed.com – Create feeds and connect with your Twitter account, Facebook profile or pages and LinkedIn profile.
18. ManageFlitter.com – Advanced Twitter profile management tool.
19. Paper.li – News curation platform. Become a news publisher with paper.li and Twitter.
20. Ustream.tv – Worlds best and easiest way to stream live video.
21. Zamzar.com – Online file conversion site that works for hundreds of formats.
22. Google Translate – Translate texts just typing or as a document.
23. Vocaroo.com – Simple online voice recorder and you can download in different formats.
24. Cutmp3.net – Easily cut MP3 files online.
25. Similarsites.com – Find similar websites that you liked.
26. PaperRater.com – Free online grammar and spelling check.
27. Keybr.com – How fast you are typing? Check your speed with Keybr.
28. Pastebin.com – Pastebin is a website where you can store text online for a set period of time.
29. IsitDownRightNow.com – Check your favorite websites whether they are down or not.
30. PeekYou.com – Free people search engine. To find your friends other Social Network profiles by username, first name or last name.
31. MyIPAddress.com – Figure out your I.P. address.
32. MailStrom.co – Widely used tool to clean Email Inboxes. Mailstrom works with Gmail, Google Apps Email, Outlook, Apple, AOL, Exchange IMAP and any other email service that supports IMAP.
33. ProxySite.com – Access any website on the Internet quickly and without giving up your privacy.
34. Google Drive – Save photos, stories, designs, drawings, recordings, videos starts you with 15 GB of freeGoogle online storage.
35. WooRank – One of the most popular Website Review and SEO Tool. You can an create an advanced review to track and optimize your website.
36. PDFmyURL.com – Convert any URL or Webpage to PDF online.
37. TrueCaller.com – Truecaller will completely transform your mobile phonebook experience with a smarter set of features that will improve your daily life.
38. XE.com – You can calculate live currency and foreign exchange rates with this free currency converter.
39. Mint.com – With Mint you can see all your balances and transactions together. Mint automatically pulls all your financial information into one place, so you can finally get the entire picture.
40. OldVersion.com – OldVersion.com has been supplying the online community with old versions of various programs.
41. Squirt.io – Speed read the web one word at a time.
42. Duckduckgo.com – The search engine that doesn’t track you.
43. Goo.gl – Url shortener from Google. Allows you to track, in real-time, the clicks and referrers. You can see your existing links and avoid duplication.
44. StumbleUpon – Website discovery engine. A collection of best pages on the Internet.
45. About.me – A complete professional page about you.
46. Evernote – Save your notes for lifetime.
47. ResizeYourImage.com – Resize your image, it’s free and easy.
48. GoogleWebDesigner – A free and easy tool to create animated, 3 HTML5 Ads in minutes.
49. MyFonts.com – Fonts for prints, products and screens. Determine the font name from an image.
50. QRStuff.com – Free Online QR code generator.
51. OnlineConcersion.com – Convert anything to anything.
52. Plaxo.com – Plaxo helps you to organize, manage, and access your contacts in one place.
53. MiiCard.com – Your online internet identity.
54. WeTransfer.com – Share big files for free and secure. Can send up to 2GB in a single time.
55. PrivNote.com – Send notes that will self-destruct after being read.
56. Join.me – Free screen sharing with anyone on the web.
57. IMDb.com – Especially for movie lovers. To find who has been in which film and what the name of that actor is.
58. TypingWeb.com – Learn to type. Free typing tutor and lessons.
59. TwitLonger.com – Send tweets longer than 140 characters.
60. TwitterSpirit.com – Set an expiration date or time to your Twitter tweets.
61. HootSuite.com – Manage multiple social networks from a single dashboard.
62. Quora.com – Source for knowledge. Question and Answer Website.
63. LeanDomainSearch.com – Domain searching tool that helps users to find their favorite domains related domains easily with one click. Lean Domain Search shows thousands of related domains that are available to register.
64. PayPal – Worlds faster and secure online money transferring system. Pay and get paid.
65. Who.is – Find information on any domain name or website.
66. Safeweb.norton.com – Is your website? Look up a site and get the rating.
67. Unfurlr.com – Find the original link behind the short link.
68. PushBullet.com – Connect your Personal computer, Tablet or Smartphone and share, images, texts, files etc.
69. RandomCodeGenerator.com – This tool can generate up to 100.000 unique random codes at a time.
70. DMCA.com – Protect your content.
71. Cnet.com – Tech News, Product Reviews, secure software downloads etc.
72. OnlineChartTool.com – On Onlinecharttool.com you can design and share your own charts online and for free.
73. WpThemeDetector – WordPress Theme Detector is the perfect free online tool to find out WordPress theme or plugins is that awesome site using.
74. HTML.am – You can find all things HTML – from HTML codes, HTML editors, HTML generators and more.
75. Pixabay.com – You can use any Pixabay image without attribution in digital and printed form, even for commercial purposes.
76. Klout.com – Check your social media score.
77. IGLOMovies.com – Watch free movies. You can find the latest most popular movie titles on the site.
78. BugMeNot.com – Enter a website to see if the bugmenot community has shared any logins for it.
79. Scr.im – Convert your email address into a short, safe link you can share on the web,
80. GetNotify.com – Free email tracking service to check whether or not your sent email gets read by the recipient.
81. TinEye.com – Best reverse image search engine.
82. Noteflight.com – Print music sheets and write your own music online.
83. FaxZero.com – Send faxes to US and Canada for free.
84. StickK.com – StickK offers you the opportunity, through ‘Commitment Contracts’, to show to yourself and others the value you put on achieving your goals.
85. Boxoh.com – Boxoh can track your USPS, UPS, FedEx, or DHL/Airborne packages.
86. PicMonkey.com – Simple free online image editor.
87. Yammer.com – Private social network that helps employees collaborate across departments, locations, and business apps.
88. Sync.in – Sync.in is a web based word processor for people to collaborate in real-time.
89. ScribbleMaps.com – ScribbleMaps allows you to create custom maps, widgets, and images.
90. Fiverr.com – Hire people to complete small tasks for $5.
91. Tripit.com – TripIt organizes your travel plans in one place. Finds alternative flights. Sends real-time alerts.
92. FitDay.com – Track and analyze your nutrition, weight loss, diet and fitness over the web. Its free and private.
93. WunderList.com – you’re planning a holiday, sharing a shopping list with a partner or managing multiple work projects, Wunderlist will help you.
94. Fuelly.com – Understanding your fuel consumption and vehicle’s actual costs can help you save big money.
95. Kiva.org – Kiva is a non-profit organization with a mission to connect people through lending to alleviate poverty.
96. Mixlr.com – Mixlr is a simple way to share live audio online.
97. ShoeBoxApp.com – Free unlimited photo storage, so you can rediscover your photos anywhere. Available for iPhone, iPad, Android, Mac and PC.
98. Mathway.com – Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework.
99. CalorieKing.com – CalorieKing has the weight control tools most recommended by health professionals.
100. CamelCamelCamel.com – Amazon price tracker monitors millions of products and alerts you when prices drop, helping you decide when to buy.