Mech Builder 3D cover art

Mech Builder 3D

Become a master modeler in Mech Builder 3D. Experience the relaxing process of assembling, customizing, posing and displaying all the 61 model kits with complete freedom without ever losing a piece.

13 January 2026

Mech Builder 3D is an indie developed by Don Pachi, released 13 January 2026 on PC (Microsoft Windows).

Verified Sources: IGDB , Steam

What Mech Builder 3D is

Mech Builder 3D is an indie game developed by Don Pachi and released in 2026. It is available on PC (Microsoft Windows) only. It runs on Unity.

The premise, in the publisher's words

Become a master modeler in Mech Builder 3D. Experience the relaxing process of assembling, customizing, posing and displaying all the 61 model kits with complete freedom without ever losing a piece.
Description from the publisher · source

How it plays

It is played from a first person perspective. It is a single-player game with no multiplayer component.

What it launched against

Mech Builder 3D launched on 13 January 2026, within three weeks of Hytale, Cairn, Mio: Memories in Orbit and Pathologic 3.

Released around the same time: Hytale, Cairn, Mio: Memories in Orbit, Pathologic 3.

Screenshots

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Quick answers

Mech Builder 3D — frequently asked questions

When did Mech Builder 3D come out?
Mech Builder 3D was released on 13 January 2026 for PC (Microsoft Windows).

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