We Love It's Guide to…
Assemble, paint, and customize 70+ model kits, then build original mechs in freeform mode or race the clock.
Released 16 Jul 2024
Snap Mech Parts
Paint Each Piece
Mix Custom Mechs
Welcome to Mech Builder- a relaxing puzzle game inspired by Model building(gunpla). You will experience the relaxing process of building a model kit with complete freedom with over 70+ puzzles.
Developed by Don Pachi · Published by Don Pachi





Mech Builder is a 2D puzzle game about assembling model kits. Work through kits featuring mechs, armor, figures, and other designs, using the parts provided to complete each model.
Clip pieces from their runners, fit them together, and use paint and decals to customize your builds. The kits offer visual guidance while leaving room to choose how to put the parts together.
Progress through more than 70 kits, then unlock time trials to complete builds against the clock and kitbash mode to combine parts into your own models. Finished creations can be displayed.
Players who enjoy Mech Builder often find its model assembly relaxing and satisfying, especially the tactile feel of parts snapping together and the low-pressure pace. Some also appreciate the range of kits and customization. The sample is sharply divided over AI-generated designs, while other recurring criticisms describe the assembly and painting as simple or repetitive and some models as rough-looking.
Welcome to Mech Builder- a relaxing puzzle game inspired by Model building(gunpla). You will experience the relaxing process of building a model kit with complete freedom.
Cut out, assemble, paint, and then customize your models! Build mechs, waifus, armors, figures, and so much more.
Building all the kits will take around 7-9 hours of your time.
Finishing time trial will take around 2-3 hours.
Kitbash mode has endless repeatability.
All models and pieces have been carefully crafted for a relaxing experience.
Features
70+ model kits to build
Total freedom to assemble the models as you prefer
Unlock kitbash mode to make your own models with all the pieces
Unlock time trial to challenge yourself against the clock
Build mechs, waifus, armors, figures, and so much more
| Platforms | Windows |
|---|---|
| Achievements | 31 |
| Age ratings |
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| Controller required | No |
| Demo | View demo on Steam |
| DLC / extras | 3 listed on Steam |
| AI disclosure | 4 designs used in the game were pleasantly given to me by people in the community. 3 of these authors just told me they used AI to make the designs.UPDATE: More designs were given to me by people in the community which are made by AI.Please be aware that some assets in the game are made by AI, along with some images on the store page. |
| AI disclosure categories |
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