Top 100 YC Companies by

Score between one and 100 that predicts how well a website will rank on Google organic search results. Higher DA scores correspond to a greater ability to rank. Source: Moz.

Chart Domain Authority for All Companies Chart Domain Authority vs. Other Metrics
Rank Name Batch Category Description Domain Authority
1 Dropbox S07 Other SaaS Backup and share files in the cloud. 95
2 Scribd S06 Entertainment World's largest online library. 95
3 Disqus S07 Dev Tools Add comments to your website. 94
4 Twitch W07 Entertainment Video game live streaming 93
5 Humble Bundle W11 Entertainment Pay what you want for awesome games and other content while giving to charity. 91
6 Genius S11 Entertainment Crowd-sourced explanations of song lyrics 91
7 Airbnb W09 Consumer Book accommodations around the world 91
8 Reddit S05 Entertainment The frontpage of the internet. 90
9 Strikingly W13 Other SaaS The easiest way to create a beautiful, mobile optimized website. 90
10 9gag S12 Entertainment Make the world happier. 89
11 Authy W12 Dev Tools Authy is a Two-Factor Authentication platform for developers 88
12 Tech in Asia W15 Entertainment Tech in Asia is a media, events, and jobs platform for Asia’s tech communities. 87
13 Posterous S08 Entertainment Dead simple blogs by email 87
14 Docker S10 Other SaaS App store for server configurations. 87
15 Wufoo W06 Other SaaS Online form builder. 87
16 Stripe S09 Fintech Online payments. 87
17 Product Hunt S14 Entertainment Hacker News for Products 86
18 1000Memories S10 Consumer Memorial sites. 86
19 Teespring W13 Consumer Retail quality products on-demand. Teespring is a platform that enables anyone to create and sell unique apparel and items that people love, with no cost or risk. 86
20 Coinbase S12 Fintech Buy and sell digital currency 🚀 🌑 85
21 Bitnami W13 Other SaaS The App Store for Server Software 85
22 Codecademy S11 Education Codecademy teaches the world the skills they need to get the jobs they want. 84
23 ACLU W17 Nonprofit Defender of rights and liberties 84
24 Coub S16 Entertainment Coub is YouTube for video loops. You can take any video from YouTube, Facebook or upload your own. Trim it to the best part, mix it with other videos or add a soundtrack 83
25 GitLab W15 Dev Tools GitLab is the first single application for software development, security, and operations that enables Concurrent DevOps, making the software lifecycle 200% faster and radically improving the speed of business. 83
26 Padlet W13 Other SaaS Easiest way to put stuff on the Internet 83
27 Creative Market W10 Dev Tools Marketplace for ready-to-use design assets from independent creators around the world. Acquired by Autodesk in February 2014. Spun out again in July 2017. 83
28 MatterPort W12 Entertainment Turn physical objects and environments into 3D models in seconds. 82
29 Ninite W08 Other SaaS Simple third-party app patching and deployment for Windows. 80
30 Songkick S07 Consumer Songkick is a ticketing vendor and online database of concerts for music enthusiasts. 79
31 The Muse W12 Other SaaS The Muse is the ultimate career destination offering exciting job opportunities, expert advice, and a peek behind the scenes into fantastic companies and career paths. 79
32 Olark W09 Other SaaS The best live chat software on the planet. We help you build relationships with website visitors, boost sales, and make your customers love you. 78
33 Heroku W08 Other SaaS Heroku is a multi-language cloud application platform that enables developers to deploy, scale, and manage their applications. 78
34 Mixpanel S09 Other SaaS Mixpanel is the most advanced analytics platform in the world for mobile & web. 77
35 Optimizely W10 Dev Tools A/B testing. 77
36 Women.com S14 Entertainment Quora/Cosmo for women 77
37 Zapier S12 Other SaaS Zapier connects thousands of SaaS apps with customizable workflows via an easy to use editor. 76
38 Memebox W14 Consumer Full Stack Beauty Ecommerce 76
39 Hipmunk S10 Consumer Hipmunk takes the agony out of searching for flights, accommodations, cars, and more. 75
40 Priceonomics W12 Other SaaS We help companies turn their data into great stories. 73
41 Our World in Data W19 Education Open access research and data visualization on global development 73
42 DoorDash S13 Consumer Restaurant delivery. 73
43 OpenAI S16 Dev Tools OpenAI is a non-profit artificial intelligence (AI) research company. 72
44 Instacart S12 Consumer Groceries delivered fast. 71
45 The Athletic S16 Entertainment Subscription sports media. 71
46 RescueTime W08 Other SaaS RescueTime is a web-based time management tool that tracks the activities and duration of a users' computer usage. 71
47 Quero Education S16 Education Quero is an online marketplace for college programs in Brazil. It helps students search, compare and enroll in programs in over 1200 partner colleges, saving money on tuition. 71
48 Webflow S13 Dev Tools Dynamic website builder. 70
49 AirHelp W14 Consumer AirHelp helps air passengers get compensation for delayed, cancelled and overbooked flights. Proud to be hated by the world's leading airlines! 69
50 Parse S11 Dev Tools Parse is the easiest way to build apps. 69
51 CodeCombat W14 Education Game that teaches computer science to middle and high school kids. 69
52 7cups S13 Healthcare 7 Cups is an emotional support service that matches up people that need support with active listeners and therapists. 69
53 Platzi W15 Education Live streaming classes on design, marketing and code. Learn from industry leaders. 68
54 Lever S12 Other SaaS Lever is an Applicant Tracking System + Talent CRM. It effortlessly fits the hiring needs of companies today. 68
55 SmartAsset S12 Fintech The easiest way to make and understand important personal finance decisions. 68
56 Pebble W11 Consumer Watch that helps you get shit done and limit the mayhem of notifications 68
57 Tilt W12 Fintech Mobile crowdfunding: The easiest way to collect, fundraise, and sell with your community. 68
58 PushBullet W14 Consumer Push things to your other things. 68
59 Svbtle S12 Entertainment Curated blog network 67
60 NewsBlur S12 Entertainment NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument. 67
61 Shoptiques W12 Consumer Shoptiques.com lets you shop the world's best local boutiques online. 67
62 Vote.org S16 Nonprofit Vote.org uses technology to simplify political engagement, increase voter turnout, and strengthen American democracy. 67
63 Embedly W10 Dev Tools Embedly helps publishers and consumers manage embed codes from more than hundred websites and APIs. 67
64 LendEDU W16 Education LendEDU is a marketplace for consumer financial products. 66
65 Vidyard S11 Other SaaS YouTube for business. 66
66 HackerRank S11 Other SaaS Programmer IQ 66
67 OneSignal S11 Dev Tools OneSignal provides a simple interface to push notifications. OneSignal lets content creators focus on quality user engagement instead of complex implementation. Our goal is to democratize push communication for everyone. 66
68 Soylent S12 Consumer Soylent is a simple, nutritious, and affordable food that possesses all the essential ingredients a body needs to be healthy. 66
69 Xobni S06 Other SaaS Xobni creates complete and searchable social profiles of a user's contacts that include updates from LinkedIn, Facebook, and Twitter. 66
70 Cratejoy S13 Other SaaS Cratejoy is the platform for subscriptions 66
71 North W13 Entertainment Wearable computing hardware: biosignal gesture recognition 65
72 WePay S09 Fintech Payments for platform businesses. 65
73 Petcube W16 Consumer Petcube is on the mission to improve lives of pets and pet owners using technology. Our first product, Petcube Camera, keeps people connected to their pets, allowing to watch, talk and play with pets remotely with a built-in laser toy. 65
74 Submittable S12 Dev Tools Submittable is the best way for organizations to create, promote, and manage their calls for submissions, applications and other opportunities. 65
75 BackerKit S12 Other SaaS BackerKit is crowdfunding software that helps project creators manage their 1000 biggest fans. 64
76 Poll Everywhere S08 Other SaaS Live audience feedback 64
77 Font Awesome S15 Dev Tools Font Awesome makes it easy to add vector icons and social logos to your website. And Pro gives 1,000+ more icons and SVG framework! 64
78 Firebase S11 Other SaaS App success made simple. An app platform to develop high-quality apps, grow your user base, and earn more money. Acquired by Google. 64
79 Segment S11 Other SaaS Segment is the analytics infrastructure that helps collect and organize data so businesses make better decisions. 64
80 YourMechanic W12 Consumer Car Repairs, Reinvented: a. Mechanic comes to your home or work to fix your car b. Save 20-30% by working directly with mechanics instead of shops c. Total transparency and money back guarantee 63
81 Substack W18 Other SaaS The platform for subscription publishing 63
82 Casetext S13 Other SaaS We make the world's laws free and understandable. 63
83 Listia S09 Consumer Mobile marketplace for trading used goods. 63
84 Streak S11 Other SaaS Streak transforms Gmail into a customizable CRM and process management tool. Our products service thousands of businesses, we’re growing fast, we’re profitable and we’re still a small team. 63
85 Couple W12 Entertainment App that connects two phones and creates a private timeline to share things with your girlfriend/boyfriend. It's somewhere between a Facebook timeline for your relationship, and SMS, so you have a more personal way to communicate. 63
86 Rapportive S10 Other SaaS Add profiles to email. 63
87 Automatic S11 Consumer Automatic connects your car to the rest of your digital life. 63
88 Experiment W13 Healthcare funding and collaboration platform for science 63
89 Click & Grow S15 Consumer Click & Grow has developed the only farming technology that allows you to grow organic food locally and more cheaply than with traditional agriculture. 62
90 Gusto W12 Other SaaS Humans aren’t resources. Gusto reimagines payroll, benefits, and HR by automating the most complicated, impersonal business tasks and making them simple and delightful. Get three months free @ https://gusto.com/friends/y-combinator 62
91 Lockitron S09 Consumer Lockitron makes electronic locks you can control locally from your phone or remotely through the internet. 62
92 Bluesmart W15 Consumer Bluesmart makes smart luggage powered by an app to empower people to travel. 62
93 ReadMe W15 Dev Tools ReadMe provides every company the ability to quickly and easily create beautiful documentation, and build loyal and productive developer communities. 62
94 Socialcam W12 Entertainment The easiest way to share videos with friends and family. 62
95 Coin W13 Fintech A mobile wallet that allows you to pay everywhere credit cards are accepted. 62
96 Lanyrd W11 Consumer IMDB of conferences. 62
97 Boom W16 Aerospace Mainstream supersonic passenger airplanes 62
98 StatusPage S13 Dev Tools The best way to communicate with users around downtime. 62
99 Spire W15 Healthcare Realtime mindfulness and chronic disease sensor platform 61
100 Loopt S05 Entertainment Loopt is a mobile application and website that connects people to their community. 61