Perttu Lähteenlahti (plahteenlahti)

Helsinki, Uusimaa, Finland
Website
GitHub

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners TBD
28603 participants

The WebMCP Challenge

Online

10 days for exploring what’s possible with WebMCP

$35,000 in prizes
Winners announced
7057 participants

RevenueCat Shipyard: Creator Contest

Online

Collaborate with creators to build their app in 1 month

$165,000 in prizes
Winners announced
7057 participants

Meta Horizon Start Developer Competition

Online

Accelerate your VR development journey with Meta Horizon Start and compete for $1.5M in cash prizes.

$1,500,000 in prizes
Winners announced
2865 participants

RevenueCat Shipaton 2025

Online

Ship apps and start making money.

$355,000 in prizes
Winners announced
51880 participants

RevenueCat's World Paywall Speed Building Championships 2025

Online

Build fast. Win big.

$5,000 in prizes
Winners announced
657 participants

RevenueCat Ship-a-ton

Online

Ship apps and start making money.

$25,500 in prizes
Winners announced
1672 participants