2013 · Seed
Would you have funded Clinkle?
Mobile payments using ultrasound
A Stanford student is building a payments app that uses ultrasonic sound to pass payments between phones. It has not launched.
- $25 million seed round, the largest in Silicon Valley history
- No product launched
Show what happened
💥 Bust
Clinkle It never delivered a viable product and shut down in 2016.
Top investors put $25 million into the seed round.
Sources: Clinkle (Wikipedia)