O.W.L. - One Wave Length
OWL is top down, rogue like bullet-hell that you can play with up to 1 friend. Everything is in beat, including your and the enemies attacks. With each new Instrument, new attack patterns unfold for you which will take you to your final obstacle; The Meowestro, the source of dissonance.
Last Updated: 10/19/2025
| Release Date | 3/22/2025 | 
| Developers | |
| Publisher | PRO//CYON | 
| Steam App Id | 3416680 | 
O.W.L. - One Wave Length
OWL is top down, rogue like bullet-hell that you can play with up to 1 friend. Everything is in beat, including your and the enemies attacks. With each new Instrument, new attack patterns unfold for you which will take you to your final obstacle; The Meowestro, the source of dissonance.
Last Updated: 10/19/2025
- Windows
 - Mac
 - Linux
 
About O.W.L. - One Wave Length
O.W.L. - One Wave Length is an Indie, Casual, Action, and Free to Play game developed by PRO//CYON, Nick Reinche, and trashe. On 3/22/2025, it was released on the Steam Store by PRO//CYON.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, O.W.L. - One Wave Length supports the following features:
- Single-player
 - Co-op
 - Family Sharing
 - Full controller support
 - Multi-player
 - Online Co-op
 
From the Steam community, O.W.L. - One Wave Length has been tagged with the following user tags:
- Action Roguelike
 - Roguelike
 - Arena Shooter
 - Fantasy
 - Multiplayer
 - Magic
 - Rhythm
 - Stylized
 - Free to Play
 - 3D
 - Co-op
 - Bullet Hell
 - Cute
 - Combat
 - PvE
 - Top-Down
 - Casual
 - Colorful
 - Online Co-Op
 - Action
 
Media & Sceenshots
Watch the featured video for O.W.L. - One Wave Length and see the latest screenshots from the Steam Store.
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Soures & References
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O.W.L. - One Wave Length data has been sourced from:
- Valve Corporation. (2025, October 19). O.W.L. - One Wave Length on Steam. Steam Store.
 - Valve Corporation. (2025, October 19). O.W.L. - One Wave Length. Steam Community Hub.