Primordialis
Primordialis is a physics-based roguelike fish builder. Unleash your creativity to defeat creatures using venomous tentacles, electrical shocks, or exploding children. The possibilities are endless. Explore the primordial depths to reveal its secrets and discover what lies beyond.
Price
$19.99
US store
Reviews
93%
1,025 · Very Positive
Playing now
15
sampled 14h ago
24h peak
15
all-time seen 20
Followers
—
Steam community hub
Owners (est.)
~30.8K
15.4K – 49.2K
YouTube activity
1
videos · 30 d18
creators363K
views · 1 yTwitch activity
0
avg viewers · 30 d1
hours watched · 30 d1
streamers · 30 dProduct info
from Steam's PICS · read 3d ago- Change number
- 39,024,767
- Public build
- 21,311,719 · Dec 25, 2025 (10mo ago)
- Operating systems
- windows
- Architecture
- 64-bit
- Install size
- 49 MB · 45 MB download
- Install folder
Primordialis- Controller support
- —
- Metacritic
- —
- Homepage
- —
- Release state
- released
- Community
- hub · Workshop · stats
Steam Deck
PlayableTested Jul 8, 2025 on build 19,083,601
- !Controller glyphs do not match deck device
- !Text input does not automatically invokes keyboard
- !Interface text is not legible
- ✓Default controller config fully functional
- ✓Default configuration is performant
Branches · 2
every build Steam serves for this app| Branch | Build | Updated | Description |
|---|---|---|---|
| public | 21,311,719 | Dec 25, 2025 · 10mo ago | |
| beta | 25,411,257 | Sep 19, 2026 · 1mo ago | beta testing branch for upcoming updates |
Build history
every build id we have seen on a branch (history starts with our first read)| Build | Branch | Released | First seen |
|---|---|---|---|
| 25,411,257 | beta | Sep 19, 2026 17:58 | 3d ago |
| 21,311,719 | public | Dec 25, 2025 12:09 | 3d ago |
Depots · 1
content of the public branch| Depot | Name | OS | Language | DLC / shared | Size | Download | Manifest |
|---|---|---|---|---|---|---|---|
| 3011361 | all | 49 MB | 45 MB | 2648281698931160850 |
Launch options · 1
| Executable | OS | Description |
|---|---|---|
primordialis.exe |
windows |
Languages · 1
| Language | Interface | Full audio | Subtitles |
|---|---|---|---|
| English | ✓ | — | — |
Packages · 1
all packages| Sub | Name | Billing | Price |
|---|---|---|---|
| 1071113 | Primordialis | Store or CD key | $19.99 |
Bundles · 3
all bundles| Bundle | Games | Bundle discount | Price |
|---|---|---|---|
| Primordialis + Nova Drift | 2 | -10% | $26.08 |
| CleanFall+Primordialis | 2 | -10% | $28.78 |
| Primordialis + Soundtrack | 1 | -25% | $22.48 |
Updates · patch notes
Steam announcements tagged as patch notes, linked to the public build they followed
No patch notes seen yet for this game.