BarSense
Shut down
What they do:
Kid's first smartphone with web-based parental controls.
Quick facts:
HQ: San Francisco, CA, United States
YC W12Early stage
Top Startups
This list has 8,236 startups and was last updated on Oct 15, 2026. 1,491 of them are hiring right now. Biggest hubs: San Francisco (3,173), New York (858), and London (219). Largest teams: Breadfast, DoorDash, and Stripe. Latest round: Scimplify raised $25M (Oct 15, 2026).
8,236 startupsPage 227 of 229
Documents.Me
Shut down
What they do:
Client-side encryption for your devices and the cloud.
Quick facts:
HQ: San Francisco, CA, United States
YC W12Early stage
SolidStage
Shut down
What they do:
Sysadmin as a service. We make deploying, configuring, monitoring,…
Quick facts:
YC W12Early stage
Proxino
Shut down
What they do:
Javascript proxy.
Quick facts:
HQ: San Francisco, CA, United States
YC S11Early stage
Brushes
Shut down
What they do:
iPad drawing software.
Quick facts:
YC S10Early stage
Gantto
Shut down
What they do:
Better Microsoft Project.
Quick facts:
HQ: San Francisco, CA, United States
YC S10Early stage
Post.fm
Shut down
What they do:
New email inbox.
Quick facts:
HQ: London, United Kingdom
Pribbit
Shut down
What they do:
Like Twitter but you post others' status.
Quick facts:
HQ: Los Angeles, CA, United States
YC S10Early stage
Recurious
Shut down
What they do:
thesixtyone is Digg for new music, a social filter for the tsunami of indie creativity hitting the web. Like Digg, the homepage is community driven. Listeners…
Quick facts:
HQ: San Francisco, CA, United States
YC W09Early stage
Wattvision
Shut down
What they do:
Sensors and software for energy tracking. Like 'fitbit' for your…
Quick facts:
HQ: Princeton, NJ, United States
Nambii
Shut down
What they do:
Nambii is an online dating service with iPhone applications that allow users to send and receive flirts with people around them.
Quick facts:
HQ: San Francisco, CA, United States
YC W09Early stage
CO2Stats
Shut down
What they do:
Social and environmental web analytics. Acquired in December 2016.
Quick facts:
HQ: Boston, MA, United States
YC S08Early stage
Claimspotting
Shut down
What they do:
Claim and conquer your city
Quick facts:
HQ: Remote
YC S08Early stage
People & Pages
Shut down
What they do:
People and Pages is a service similar to Google Groups, allowing group organizers to manage email lists and publish to the web in one place. Although the…
Quick facts:
YC S08Early stage
FathomDB
Shut down
What they do:
FathomDB offers databases as a service, taking care of many of the day-to-day tasks database administrators have to deal with and letting them focus on more…
Quick facts:
HQ: San Francisco, CA, United States
YC W08Early stage
Hello Chair
Shut down
What they do:
Hello, Chair Inc. was founded in 2006 by Luke Iannini, Mike Jacobs and Kevin Corcoran to explore opportunities in applied machine learning and internet…
Quick facts:
HQ: San Francisco, CA, United States
YC S07Early stage
View3
Shut down
What they do:
View 3, an active clad-alignment splicer with the world's highest fiber image magnification rate, is the most dependable fusion splicer.
Quick facts:
YC W07Early stage
Pollground
Shut down
What they do:
Online polls.
Quick facts:
HQ: Boston, MA, United States
YC S06Early stage
Snipshot
Shut down
What they do:
We sold Snipshot to Ansa in 2013.
Quick facts:
YC W06Growth stage
Audiobeta
Shut down
What they do:
AudioBeta develops web-based applications that helps bands communicate with fans and make informed decisions when planning tours. AudioBeta is a U.S.-based…
Quick facts:
HQ: Boston, MA, United States
YC W06Early stage
Memamp
Shut down
What they do:
Better Desktop search solution.
Quick facts:
HQ: Boston, MA, United States
YC S05Early stage
SnapBite
Shut down
What they do:
TBD
Quick facts:
YC S12Early stage
Hipset
Shut down
What they do:
The best way for artists to release new music and videos.
Quick facts:
YC S12Early stage
Coco Controller
Shut down
What they do:
We're building a tactile gaming controller for mobile phones.
Quick facts:
YC S12Early stage
Credictive
Shut down
What they do:
Attribution metatags for online content.
Quick facts:
YC S12Early stage
Assorted Bits
Shut down
What they do:
A mobile calendar for all the fun stuff you do with friends.
Quick facts:
YC S12Early stage
Appcubator
Shut down
What they do:
The easiest way to prototype web applications.
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
RoverRide
Shut down
What they do:
A universal urban transit app. Given all transportation options…
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
Logiblock
Shut down
What they do:
Logiblock engineers electronics and development tools to dramatically…
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
Audobox
Shut down
What they do:
Audobox is a developer and user friendly tool for in-app feedback.
Quick facts:
YC S13Early stage
WebCake
Shut down
What they do:
Marketing people modify site.
Quick facts:
HQ: San Francisco, CA, United States
YC S13Early stage
Yumbin
Shut down
What they do:
App replaces office vending.
Quick facts:
HQ: San Francisco, CA, United States
YC W14Early stage
SpringWit
Shut down
What they do:
Brain health and awareness
Quick facts:
YC S14Early stage
Tinker
Shut down
What they do:
Digital Currency Market Making
Quick facts:
YC S14Early stage
ReSchedule Med
Shut down
What they do:
We help medical residency programs create and manage their schedules,…
Quick facts:
HQ: New York, NY, United States
YC W15Early stage
Rescue Forensics
Shut down
What they do:
Actionable human trafficking intelligence
Quick facts:
HQ: Nashville, TN, United States
YC W15Early stage