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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.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
How it worksTracked since Jul 7, 2026.
Steam Train Fest ends
Official stores with direct support.
Try this game before buying.
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
Lowest tracked price: €3.99 (Jul 7, 2026) · current best: €3.99.
74% positive reviews all-time · 11 peak players in the last 30 days.
Right now the cheapest offer for Mech Builder is €3.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Mech Builder is €3.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Mech Builder peaked at 11 concurrent players on Steam in the last 30 days (highest on Jul 18, 2026). The player chart on this page updates daily.
Create a free price alert on this page and KingsPrice will email you when Mech Builder drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
Audio & text: English
Text only: French, Italian, German, Simplified Chinese, Spanish - Latin America, Japanese
