Koltera

Koltera

Released Dec 2023

Idle creature-collector, where you mine, train, breed, explore and more with your creatures. Discover all there is in the world of Koltera.

71% positive · 171 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence

Where to get it

Free on Steam

Evaluation

Koltera launched on December 8, 2023 as a paid game and received regular patches and updates throughout its life. On January 6, 2025, the developer (Braymen) made a clear statement: development on Koltera is ending, and the game would be made permanently free with no microtransactions. The developer explicitly stated they were shifting focus to the sequel, Koltera 2, and that Koltera itself would no longer be supported. Despite this announcement, a series of feature patches (v3.0 through v7.0) followed between October and November 2025, adding quality-of-life improvements, balance changes, and new systems. These patches appear to have been a final burst of polish rather than a reversal of the "no longer supporting" statement — on November 25, 2025, the developer confirmed they were nearing completion on Koltera 2 and heading into playtests, with a January 2026 release target. This confirms that Braymen's attention has fully moved on to the sequel. The game is now free-to-play with no announced future content, no unreleased DLC, no roadmap, and no post-November 2025 developer communication. The developer has communicated that Koltera is a finished product and the sequel is the focus going forward.
Evidence
Developer announces Koltera 2 is nearing completion, entering playtests in December, and targeting a January release — confirming focus has fully moved to the sequel.
news post · Nov 25, 2025 source development ending
high
Developer explicitly states they are no longer supporting Koltera, will make it permanently free, and is shifting full focus to developing Koltera 2.
news post · Jan 6, 2025 source development ending
high

Media

Details

Developer
Publisher
Braymen
Achievements
41
Platform
Windows
Controller
—
Steam Deck
Playable
Players
Single-player

About this game

In this Creature-Collecting Idler, Koltera, you Mine and Train with creatures. As your creatures grow, they will grow stronger furthering their ability to help you. Discover upgrades that will further this output and make things easier. As your operation grows, so will your ability to discover new creatures and trade with traders. Koltera offers 41 unique creatures, each with 11 augmented versions. That's 450+ creatures to collect!

  • Collect over 450+ creatures (41 unique & 11 augmented versions of each)

  • Upgrade from over 18+ different upgradable effects

  • Accumulate coins from your idle mining operation and continue to increase it's output through upgrades and other mechanics

  • Balance and tinker with different creatures, each with their own unique set of genetics, and species base stats

  • Breed and min-max the output of your creatures, by trying to create a perfect one

  • Trade with the traders, in order to discover new species, with rarer creatures having increasingly harder requirements

  • Create a garden which plays like a typical incremental game, in order to summon legendaries

  • Earn offline progress (un-capped) while you are away. You will earn coins and lumin when you come back.

Last evaluated Jun 21, 2026
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