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San Francisco Startups List

Map of the local innovation industry.
Meet some of the best and newest startups based in San Francisco.

27 private social networking Startups View all

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hersocialapp,voxer,nextdoor,nixterapp,family,blinkapp,thedownapp,@secretly,getkiteco,buhz_app,network,hornetapp,Trywhim,jauntful,@spill,dotloop,pursuitme,kontexa,stayinyourprime,AlumniApp,StellupApp,kinwins,shoto,
Quality GPTs - Custom designed GPTs for businesses

QualityGPTs

GPTs, personalized for you.
 Agency providing easy to use AI tools to small businesses.

HER - mobile private social networking online dating gay & lesbian

HER

Bad entry?

Helping women meet each other.
 We are helping women meet each other, in communities built specifically for them. From mothers, to divorcees, to lesbians, we create discrete products for specific communities that have one thing in common: they are exclusively for women.  Our first app, HER, ...
Voxer - mobile business productivity communications infrastructure private social networking

Voxer

Bad entry?

Instant Voice. Anytime, Anywhere.
 Voxer is an instant voice communications system for Android, iPhone, Windows Phone 8 and desktop, and can be used anywhere an employee is connected with WiFi or wireless data service on their smartphone, tablet or computer. The app functions like a push-to-talk ...
Nextdoor - digital media privacy private social networking

Nextdoor

Bad entry?

The private social network for your neighborhood.

Nixter - mobile entertainment private social networking nightlife

Nixter

Bad entry?

They will consider us as high concept pitch.
 Nixter, as a two sided business, delivers solutions for both Party-people and Nightclubs. Nixter App allows party goers to see in the most beautiful way all upcoming events in san francisco as well as the most easy way to access to the guest list, purchase tickets ...
FamilyLeaf - families photo sharing contact management private social networking

FamilyLeaf

Bad entry?

Private networks for families. YC W12.
 We're part of the "Facebook generation," and we've been connecting with our friends online forever. But global families have never connected well online. They've tried Yahoo Groups, social networks, or even making their own websites. But moms still email us photos ...
Blink - mobile social media messaging private social networking

Blink

Bad entry?

Snapchat for Text Messaging
 Blink lets users exchange texts, photos, videos, audio clips, and sketches that self-destruct.
DOWN by Bang With Friends - mobile social media private social networking online dating

DOWN by Bang With Friends

Bad entry?

We help people strengthen relationships offline through honest interactions
 DOWN uses social apps to help people strengthen relationships in the offline world through honest interactions. Based in San Francisco, our mobile and online development teams put together groundbreaking apps that are changing the way people discover relationships ...
Lowcost Email cheap flights alerts

NowBoarding ✈️

Invite-only mailing list.
We search the best weekend and long-haul flight deals so you can book before everyone else.

Secret - mobile social media messaging private social networking

Secret

Bad entry?

Be curious
 It's a curious world. Discover yours. Secret lets you see what's going on with your friends, co-workers, and people in your city or campus. • Secret posts come from friends and people in your community, but you won't know who. • Join conversations and give your ...
KITE - mobile SaaS marketplaces private social networking

KITE

Bad entry?

Connecting Startups with Agencies & Brands
 KITE is the world's first software-driven innovation marketplace. Our platform includes a robust database, collaboration tools and a marketplace to help enterprises discover, evaluate, rate and partner with emerging technology and emerging media companies. Currently, ...
Buhz - social media colleges private social networking university students

Buhz

Bad entry?

The easiest way to make new friends at your campus
 Buhz is campus micro-network that makes it easy for college students to make new friends at their own pace and stay up to date with whats going on around their campus. Upon providing a valid .edu users are taken to our campus explorer where they can swipe right ...
Wonder - mobile application platforms private social networking self development

Wonder

Bad entry?

Personal reputation platform, 360 feedback, "give to get" viral loop
 It’s the great irony of our age: we’re more digitally connected than ever, yet feel increasingly lonely and isolated. Wonder addresses social pain, using technology consciously to help people deepen the relationships that matter. Our mobile app, launching in ...
Who@ - mobile big data contact management private social networking

Who@

Bad entry?

The Ultimate Business Development Machine
 A company's best relationships are stored in employee's smart phones & Exchange Server. It is siloed, unsearchable & inert. Combining this data w/our DataMarket, a freemium service, Who@ enables a new platform for professionals & enterprises to turn tribal knowledge ...
Invitation App - Share referral codes community

Invitation codes

The referral community
 Invitation App is a social network where people post their referral codes and collect rewards on autopilot.

Network - mobile productivity software private social networking professional networking

Network

Bad entry?

The Smarter Way for Professionals to Connect (and Stay in Contact)
 Network lets you turn your address book into a private mobile network: Network keeps you connected with your contacts, gives you a wallet to keep cards from everyone that you meet, and helps you find and connect with new people through a social platform. Whether ...
Groupiter - photo sharing design private social networking creative industries

Groupiter

Bad entry?

Collaboration for Creative Project Teams
 Dropbox makes it easy to share. Groupiter makes it easy to talk about the things you share. By adding discussion to Dropbox—and integrating seamlessly with email and notifications—Groupiter helps anyone take their creative process to the next level.
Hornet - mobile social media private social networking gay & lesbian

Hornet

Bad entry?

Gay Social Network App
 Hornet is the premier gay social network app--where gay people meet one another and form meaningful relationships nearby and afar. Unlike straight people, the gay 2.5% of mankind need a "Gay GPS" to find their likes and interact safely. 2,400,000 users, 800,000 ...
Whim - mobile marketplaces private social networking online dating

Whim

Bad entry?

Concierge for your dating life
 Created by a former Product Lead from OkCupid Labs and backed by 500 Startups, Whim is a mobile app that curates and coordinates first dates for this week. Going from a match to a date is now seamless, as we have eliminated the frustration of messaging, waiting, ...
Jauntful - mobile online travel private social networking social travel

Jauntful

Bad entry?

Shareable, printable guides to the cities you love.
 When we travel for vacation or business, we’re all striving to have the perfect trip - best hotel, restaurants, sights, etc. and when people visit our current city, hometown, or somewhere we know well, we want them to have the best time ever. All of this hinges ...
Spill - mobile social media ventures for good private social networking

Spill

Bad entry?

A social 'Dear Abby' for sharing life advice.
 A modern Dear Abby, where Millennials "spill" about life (confidentially) and share advice with one another. A TechStars '11 company & 2012 winner of the Global Social Venture Competition, Spill marries the intrigue of private personal issues with the human ...
Squawk - mobile social media messaging private social networking

Squawk

Bad entry?

Chat Gone Wild
Squawk is chat gone WILD. We took everything you aren’t supposed to do in a text messenger and put it all in one app. Send animated stickers, memes, selfies, drawings, filtered photos, GIFs, emoji, text and voice messages to individuals or groups of friends. Have ...
dotloop - SaaS real estate productivity software private social networking

dotloop

Bad entry?

Collaboration platform where real estate pros make the home buying/selling process easy
 dotloop is the leading online collaboration platform that over 750,000 real estate pros use to get deals done. As you know the process of buying or selling a home is nothing like buying a coffee at Starbucks. In a typical transaction, 9 different parties with ...
Pursuit - enterprise software private social networking professional networking interest graph

Pursuit

Bad entry?

Improve group retention and engagement by easily collaborating on members' missions.
 Pursuit is a better way for organizations to collaborate using email as a platform: - Discover and support members around their needs, haves and intentions. - Freely sub-group around what members share in common. - Keep everyone updated and engaged with a single ...
Kontexa - email contact management private social networking professional networking

Kontexa

Bad entry?

Unlock the power of your Inbox, address book and calendar
 We're building a Semantic Inbox. We're starting with your address book. http://reconcil.me
Prime - personal health lifestyle products private social networking mobile health

Prime

Bad entry?

Health care coordination re-imagined
 Sign up for our open beta! http://useprime.com/angellist <-- get a free year of Prime Plus  66 million Americans provide unpaid care for 130 million ill/aged family members. Taking care of an ill/aged family member is fundamentally taxing both emotionally and ...
Alum.ni - SaaS college recruiting private social networking alumni

Alum.ni

Bad entry?

Leverage your networks
 Alum.ni is disrupting how communities of trust engage online. We are creating an interactive space for alumni to tap their network, connect and help each other, capitalizing on their unique sense of trust. We’re essentially turning alumni networks into an exclusive ...
Stellup - mobile private social networking Social Network

Stellup

Bad entry?

Meet new people within your trusted networks
 Stellup is the best way to meet new people within your trusted networks such as your university or company. We are building a fun yet constructive, productive and forward looking social networking mobile app. We are currently in stealth mode working hard on building ...
Kinwins - private social networking gamification quantified self lifestyle

Kinwins

Bad entry?

Sims for real life
 Kinwins is a mobile application that turns your whole life into a game. It's designed to motivate people to become the best version of themselves and bring yourself closer to your friends and family.
Shoto - mobile photography photo sharing private social networking

Shoto

Bad entry?

Discover unseen photos from friends and family
 Shoto is an app available for iOS and Android that lets you find the unseen photos that you and your friends have collected from the moments you shared together. Shoto automatically finds all the photos that you and your friends have taken together at the same ...
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