Free · runs in your browser · files stay on your computer
Tools for game makers and 3D artists
The tools we use to make and sell our own asset packs, opened up for everyone. Free to use with every feature: big sizes, all the effects and batch export.
Free tool · Roblox simulators and any engine
Pet Factory
Inventory icons and Golden, Rainbow, Galaxy… variants for every pet in one go.
Free tool · For asset sellers
Listing Kit
Every cover, thumbnail and turntable video your asset stores ask for, from one scene.
Free tool · Before you upload
Model Check
Find the problems stores reject models for: triangles, textures, n-gons, rigs, names.
Calculators
Quick numbers
Store fee calculator
Gumroad, itch.io, Fab, Unity, CGTrader, Superhive and more, side by side.
Calculator · Game designEgg odds calculator
Chances, “1 in N”, luck boosts, mutations and a ready Luau table.
Calculator · Tech artTexture memory calculator
How much GPU memory your textures take in each format, with mipmaps.
Guides
Selling and shipping assets
Where to sell 3D game assets in 2026: fees, payouts and tax
What Gumroad, itch.io, Fab, Unity Asset Store, CGTrader, Superhive, BuiltByBit and Payhip keep from a sale, who handles VAT, how you get paid when Stripe isn’t available, and how to price across stores.
5 min read · updated 10 Oct 2026Image and video sizes for asset store listings (2026)
Cover, thumbnail and gallery sizes for itch.io, Gumroad, Unity Asset Store, Fab and CGTrader, plus YouTube, Shorts and link previews, with each store’s rules on text.
7 min read · updated 10 Oct 2026Passing store model checks: CGTrader, Roblox, Unity and Fab
The automatic checks stores run on 3D models (n-gons, manifold, PBR maps, embedded textures, triangle and bone limits) and the Blender export settings that pass them.
6 min read · updated 10 Oct 2026Pet game odds: rarities, luck boosts and Roblox’s odds rule
How egg weights become chances, how many hatches a Legendary takes, what a 2× luck boost really changes, mutations as a second roll, and what Roblox’s paid random items policy asks you to show.