Choose Dead Dock Protocol
Choose Dead Dock Protocol if you want an Early Access game with Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op. On Steam, it has co-op, so you can bring a friend.
Dead Dock Protocol vs Heart: Future Whispers
Dead Dock Protocol and Heart: Future Whispers both land in Action, Indie on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie on Steam. Dead Dock Protocol has co-op; Heart: Future Whispers does not. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Heart: Future Whispers
Choose Heart: Future Whispers if it's a focused single-player run rather than a multiplayer commitment. Heart: Future Whispers launched in 2025.
Both Dead Dock Protocol and Heart: Future Whispers sit in Action and Indie on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Dead Dock Protocol |  Heart: Future Whispers | |
|---|---|---|
| Released | — | 2025 |
| Genres | Action, Indie, Early Access | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | 3.99 USD |
| Steam reviews | — | 1 reviews |
| Multiplayer | Multi-player, Shared/Split Screen Co-op, Co-op | Single-player only |
| Developers | Studio 1979 | BaltaRed |
Side by side
- Both share Action, Indie on Steam.
- Dead Dock Protocol has co-op; Heart: Future Whispers does not.
Dead Dock Protocol vs Heart: Future Whispers — FAQ
- Are Dead Dock Protocol and Heart: Future Whispers similar?
- They overlap on Action, Indie on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does Heart: Future Whispers have multiplayer like Dead Dock Protocol?
- No. Dead Dock Protocol supports multiplayer on Steam (Multi-player, Shared/Split Screen Co-op, Co-op), while Heart: Future Whispers is listed as single-player only.