W12
Inactive
99
99dresses
Women's Health
We're creating every women's fantasy by combining the unwanted…
YC W12
34 dead or acquired startups from batch W12 with completed research reports.
Every startup playbook in our database, ready to build
Each deep-dive includes a post-mortem, step-by-step rebuild plan, and a technical spec you can paste straight into Claude Code, Cursor, or Lovable.
W12
Acquired
42
42Floors
Real Estate
We make it easy to search for office space.
W12
Inactive
AR
Ark
Media
Ark organizes the world's social information.
W12
Acquired
Authy
Security
Authy is a Two-Factor Authentication platform for developers
W12
Inactive
BS
BarSense
Kids
Kid's first smartphone with web-based parental controls.
W12
Inactive
BS
BookSolid
Marketplace
BookSolid is the opentable for tour operators.
W12
Inactive
BR
Brace
No-code
Backlift allows front-end only developers to build entire websites…
W12
Inactive
CA
Carsabi
Automotive
Carsabi is the search engine for used cars
W12
Inactive
CO
Couple
Messaging
App that connects two phones and creates a private timeline to share…
W12
Inactive
DM
Documents.Me
Security
Client-side encryption for your devices and the cloud.
W12
Acquired
FarmLogs
Analytics
Software that helps farmers operate more profitable businesses.
W12
Acquired
FL
Flutter
Computer Vision
Flutter combined computer vision technology with the built-in webcams…
W12
Inactive
GS
GiveSpark
Nonprofit
Givespark was a celebrity charity fundraising platform
W12
Inactive
GR
Grouper
Dating
We set up drinks between 2 groups of friends: 3 guys and 3 girls.
W12
Inactive
HI
Hipmob
Customer Service
Customer communication for iOS and Android developers - an in-app…
W12
Inactive
LendUp
Fintech
LendUp is a socially responsible company on a mission to redefine…
W12
Acquired
LO
Loom
Video
Cloud storage for photos and videos (acquired by Dropbox).
W12
Inactive
LV
LVL6
Gaming
We make mobile MMOs.
W12
Inactive
Make School
Education
Make School is redesigning college for the 21st century. Students…
W12
Inactive
MA
Marft
Developer Tools
Marft creates embeddable machine learning models for application…
W12
Inactive
MI
Minefold
Gaming
Simple multiplayer game servers.
W12
Acquired
MyVR
SaaS
The open platform for the vacation rental industry.
W12
Inactive
OI
Optilly/Installmonetizer
Marketing
Fb ad optimization platform
W12
Inactive
Pixelapse
Design
Github for designers. We automatically keep track of revisions of…
W12
Acquired
PlanGrid
Construction
Mobile applications for the construction industry.
W12
Acquired
Sendwave
Fintech
Instant, no fee international remittances.
W12
Acquired
Socialcam
Video
The easiest way to share videos with friends and family.
W12
Inactive
SS
SolidStage
DevOps
Sysadmin as a service. We make deploying, configuring, monitoring,…
W12
Inactive
TT
Talkray (TiKL)
Messaging
Instantly talk or text to one or a group of friends at once with the…
W12
Inactive
The Muse
Marketplace
The Muse is values-based job search & hiring for 7M+ monthly
W12
Acquired
TI
Tilt
Crowdfunding
Mobile crowdfunding: The easiest way to collect, fundraise, and sell…
W12
Inactive
WO
WireOver
Security
Really secure file sending for big files.
W12
Inactive
ZI
Zillabyte
Analytics
Palantir for sales people
W12
Inactive
ZI
Zipio
Marketplace
Deal search service