
Codex-driven creature collector in Aethel-Hearth - explore, fight, gather, craft, breed, and fill the ledger.
Modeled estimate, not a reported figure. How we estimate →
About
The Horizon has broken. The Axis has shattered.
Welcome to Aethel-Hearth - a world torn into floating vertical tiers. The old animals are gone, replaced by volatile Elemental Echoes who have forgotten their bonds with humanity.
You are a Field Researcher. Your weapon is not a sword, but the copper-wired Codex. Leave Hearth Town, fight wild spirits in real-time combat, earn their trust, and bring eggs back to the Hatchery. Gather herbs, ore, and fish; cook, brew, and smith at town stations; breed rare bloodlines in the Kennel; and chart the tiers until the Codex is complete.
Real-time field combat - dual timers, three abilities, elemental matchups, meals and restoratives
Catch and catalog hundreds of spirits - duplicates shatter to Embers; new species advance your Bonding research
Hatchery, Kennel, and Pet Bank - warm eggs, run breeding unions, build your roster
Eight trainer skills - cooking, herbalism, fishing, mining, breeding, bonding, smithing, alchemy
Town progression - unlock station tiers, master recipes, and late-game legendary breeding chains
Personal journal and field archive - story beats unlock as you explore
Music-only audio by design - no gameplay sound effects
Single-player - progress saves locally & Saves sync through Steam Cloud when you have Steam Cloud enabled for this game.
Primal Axis is built to be finished. The intended end is Grand Horizon at a full Codex — roughly months of comfortable play, not a live-service treadmill. No daily rewards, no seasons, no post-cap grind bar.
The full game requires a new save. Not compatible with the free demo.
Genres
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English
Add-ons
Each DLC is estimated with the same model as a game, then summed — a modeled figure, not reported DLC sales.
Reviews
Very nice!
Media

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Selling now
See how fast this game is selling right now — estimated copies and revenue per day from recent review growth.
Related
| Game | Estimated lifetime revenue | Reviews | Review score | Price |
|---|---|---|---|---|
| $981 | 8 | 100% | $4.99 | |
| — | 0 | — | — | |
| $280.8K | 334 | 90% | $19.99 | |
| $41.4K | 129 | 69% | $14.99 | |
| $116 | 1 | 100% | $5.99 | |
| $0 | 0 | — | Free |
Related
| Game | Estimated lifetime revenue | Reviews | Review score | Price |
|---|---|---|---|---|
| $368 | 57 | 88% | $0.49 | |
| $384 | 66 | 89% | $0.49 | |
| $387 | 61 | 87% | $0.99 | |
| $393 | 51 | 67% | $0.54 | |
| $325 | 50 | 68% | $0.49 | |
| $410 | 64 | 62% | $0.49 |