# First Try

## Docs

- [Welcome 👋](https://docs.firsttry.co/introduction.md): Our mission is to help developers grow their mobile apps from scratch. Most content about user acquisition on the internet is too complex for people who never ran user acquisition campaigns before. If you're just starting out with Meta Ads, TikTok Ads, Google Ads, MMPs, Attribution, SDKs, SKAdNetwor…
- [Launching your first Start Trial mobile app campaign on Meta Ads](https://docs.firsttry.co/launch-your-first-start-trial-mobile-app-campaigns-on-meta-ads.md): Launching your first Facebook / Meta Ads user acquisition campaigns (Installs / Start Trial / Purchase) for a subscription mobile app, using the Meta SDK or RevenueCat + your MMP.

## OpenAPI Specs

- [openapi](https://docs.firsttry.co/api-reference/openapi.json)