Build In-Game Apps from Scratch

Create powerful in-game apps that track stats, capture gameplay and more using basic HTML and JavaScript!

How Does It Work?

An in-game app is a native desktop app that can track and use game events in real time. It gives you endless creative freedom to build rich experiences - right inside your favorite games.

These apps live both on the desktop and in-game as an overlay, opening infinite possibilities to experiment and create.

Powerful Tools for In-Game App Creation

Real-Time Game Telemetry

An API for Kills, Deaths, and Everything Interesting

Use Overwolf’s real-time Javascript APIs for moment-by-moment game events such as kills, deaths, roster, match outcome and more.

Interactive Overlay

In-Game Overlay Made Easy

Allow your players to interact with your app while playing, without the hassle of manually supporting different games, graphic engines, resolutions and the maintenance nightmare.

Desktop App Services

Make Apps PC-Native

Create apps that behave like native Windows apps, with custom desktop icons, a branded installer and auto updates. Overwolf also takes care of file hosting, CDN, anti-cheat compatibility and more.

Creator Console

Track All Your Stats

Monitor all relevant KPIs for your app, like downloads, engagement, retention, Appstore reviews, ad performance and total revenue - all from a single dashboard.

Get Rewarded for Your Work

Integrate subscriptions or ads into your app.
Top creators on Overwolf are making over
$1,000,000 a year.

Protect Your Users

Every app on Overwolf regularly passes both manual and automatic reviews, including anti-cheat, anti-virus and compliance with the game developers’ ToS, to make sure gamers will never get banned or be at any risk.

Analytics & Stats Apps

Build apps that track and display player stats as they play, analyzing their game performance. These apps utilize the following resources from Overwolf:

Game events API For tracking game events like match start, kills etc.
App Windows API (Overlays) For creating in-game app screens and overlays that show stats.

Esports and Tournaments Apps

Create an app for your tournament or competition that monitors matches played, tracks wins and losses and rewards players for their achievements. These apps utilize the following resources from Overwolf:

Game events API For tracking game events like match start, win/loss etc.
App Windows API (Overlays) For creating in-game app screens and overlays that show leaderboards etc.

In-game guides apps

Create apps that react to the players’ actions and teach them how to play better - displaying the right guides at the right time. These apps utilize the following resources from Overwolf:

Game events API For tracking game events like which champion the player selected etc.
App Windows API (Overlays) For creating in-game app screens and overlays that show builds and guides

Companion / Utility apps

Create apps that add special in-game features, such as sound customization and map layers. These apps utilize the following resources from Overwolf:

Game events API For tracking game events like kills, assists, deaths etc.
App Windows API (Overlays) For creating overlay windows to bring the companion app’s UI in-game

Replay & Highlight Apps

Create apps that automatically captures and records game highlight, or let gamers manually record clips. These apps utilize the following resources from Overwolf: