Stephan von Perger

A minimalist mashup of Sudoku and Minesweeper

Smart task manager built for easy collaboration

Read the next bestsellers for free on iPhone & iPad

Clear music and sound customized by your hearing profile

Create an on-demand business in minutes

Your personalized speech coach

Build bots with no code and your favorite web apps!

Stay healthy, get rewards.

Can dodge obstacles and track humans.

Messenger for WhatsApp, Telegram, Facebook, Slack & Hipchat

All your cards in one.

Platform for hiring hourly employees (YC W15)

Delightful way to reduce stress and clear your mind

Adjusts your computer's display to adapt to the time of day

A simple, beautiful, and powerful email client for Mac

Figure out which app content drives installs & engagement

Autogenerated app content previews with deep links

The mail app with magical search

Turn millions of Web pages into your own visualizations

The easiest way to build your pitchdeck and raise money

Tinder for unfollowing people on Twitter

Find all the email addresses related to a domain

Daily small actions for a happier, healthier you

Write now. Edit later. Remember, it's just a rough draft.

A marketplace of beautiful app connections.

Discover innovative companies and the people behind them

Key insights from 2,000+ bestselling nonfiction books

Free icon packs by first-class designers

Get startup shares in the products you use & love

Learn a language in 200 hours

Traffic spikes and user notifications sent straight to Slack

See everything about your contacts in one place.

A fantasy VC league

Video-pitch your startup to VCs & angels

Scheduling assistant based on AI with human supervision

Build eCommerce apps effortlessly in minutes

The best free stock photos in one place

First usable API to write Gmail Apps for 1B active users

Video, podcasts, smart playlists & more (pre-launch)

The fastest way to schedule a one-to-one meeting

Connect clickable web content to specific moments in videos

Learn about venture capital, startup funding and the pitch

Speak with KITT like Hasselhoff, for the Apple Watch

One of the best public transit apps. Now on your wrist

Podio-based workflow management for early-stage investors

Open Edit lets you explore & try others' photo edits

Get alerts when your Twitter followers change their bio

The best new products, every day, in your pocket

Clean, optimize, and maintain your Mac.

A Raspberry Pi laptop you build yourself!