Cults 3D
Depends
Confidence: Medium
Buy if you're a hobbyist or indie designer . it's the leading independent marketplace for STL files.
Comparison
Cults 3D lands on Depends, and Printables lands on Worth it.
Buy if you're a hobbyist or indie designer . it's the leading independent marketplace for STL files.
Use it if you 3D print: it's a free, well-regarded STL library run by Prusa.
| Compare | Cults 3D | Printables |
|---|---|---|
| Verdict | Depends | Worth it |
| Best for | Hobbyist makers wanting curated paid and free STLs | Hobbyist 3D printer owners |
| Who it's not for | Sellers of game/franchise fan models . active IP enforcement | Anyone without a 3D printer |
| Privacy | No known public vulnerabilities found in the sources reviewed.⁷ | No public vulnerability disclosures for the site itself; scams via compromised accounts and malicious-model slicer risks are documented.15 |
| Support quality | Creators report ignored payout disputes | Login and auth failures reported on forums |
| Public sentiment | Buyers repeatedly ask whether the site is safe to purchase from, several creators publicly allege unpaid profits, yet many still rank it above Thingiverse. | Hobbyists on Reddit and forums call it a top free STL site run by Prusa, while complaints cover rating-system issues, auth failures, and perceived decline.12 |
| Biggest gotcha | Some creators report earnings withheld with support unanswered⁴ | Scammers messaged users through compromised accounts . verify senders before clicking links15 |