All your launchers. One library.
Browse installed games from Steam, Epic, Xbox, Ubisoft, GOG, and more in one clean grid. Filter by platform and launch without switching apps.
Turn Your PC Into a Console-Style Game Shell
10MB+ Full Installer · Native Rendering · Instant Startup
Find every game you own.
Search the games you own on Steam, Xbox, Epic, and GOG—even when they are not installed—with clear library status and recognizable artwork.
Everything about a game, one screen away.
Check the description, media, playtime, last-played date, live player count, and install size—all without leaving Ammonis.
Keep up with every game.
Read developer announcements and Steam News for each game without leaving Ammonis.
Every achievement, all in one place.
Review unlock status, rarity, dates, How Long to Beat estimates, and overall completion, then filter and sort the list with a controller.
Tune every game from the couch.
Open any game’s profile to adjust RTSS frame rates, Lossless Scaling, display options, and controller-as-mouse controls without reaching for a keyboard.
Configure Lossless Scaling for each game.
Set frame generation, target FPS, scaling, fit mode, and more in a dedicated Lossless Scaling profile for each game.
Fine-tune the system experience.
Set Return Home and Return App shortcuts, choose UI sounds, adjust sound gain and vibration, and select your language from the System page.
Make every game look right.
Manage cover art, game logos, icon art, and posters from one place so every game looks right in your library.
Give every game the right artwork.
Replace missing or mismatched icons with artwork from online search or your own folders, and keep every game tile looking polished.
Cover art made for the big screen.
Choose a wide cover for every game to keep your library cinematic, consistent, and ready for a living-room display.
A home screen built around how you play.
Start with a built-in layout or create your own, then preview it with real library data before making it your home screen.
The right setup for the way you play.
Whether you play on a handheld or from the couch, Ammonis gives your Windows library a polished, controller-first home—without hours of themes, plugins, or setup.
Questions, answered.
What to know before installing Ammonis on your handheld or living-room PC.
Which Windows handhelds does Ammonis support?
Ammonis supports Windows handheld PCs including ROG Ally, Legion Go, GPD Win, and Steam Deck systems running Windows.
Does Ammonis support Xbox Full Screen Experience?
Yes. Ammonis works with Xbox Full Screen Experience and can serve as its home app for a more console-like Windows setup.
Does Ammonis support Lossless Scaling?
Yes. Manage full Lossless Scaling profiles in Ammonis and start or close the app automatically with each game. Lossless Scaling is sold separately on Steam.
Does Ammonis support RTSS frame rate profiles?
Yes. Set an RTSS-powered frame rate profile for each game. RTSS must be installed to use these profiles.
Can I use Ammonis on a living-room PC or HTPC?
Yes. Ammonis is designed for couch gaming on TVs and HTPCs, with controller-first navigation throughout.
Does Ammonis require plugins or theme setup?
No. Ammonis is designed to feel console-ready without themes, plugins, scripts, or hours of setup.
Is Ammonis free?
Yes. Ammonis is free to download and use.
Which version of Windows does Ammonis require?
Ammonis requires Windows 11, version 24H2 or later.