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Life & fun · alternatives · 2026

24 alternatives to 3D Model Viewer & Converter

Free to view. Easy to convert. STL, OBJ, 3MF, and more.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Free 3D file converter - 3MF, STL, OBJ, PLY, GLTF online

    2025 · convertmesh.com · its alternatives →

  2. 2

    Quickly convert game 3D model files. Start free.

    2025 · modelformatconvert.com · its alternatives →

  3. 3

    I use a ton of 3D Files as I love 3D printing in my spare time and I usually exchange them over Gmail and store them in Google Drive etc.. Google does not have a 3D Preview of files so I've built a small Google Workspace Addon that opens the file into a clean "Google like" web app that supports most files. Other solutions existed but they were full of ads and looking absolutely terrible. It got a bit of traction (around 400 users) on the store so thought I would share it here! Would love to have feedback! Each file is treated purely in the browser for maximum privacy

    Jan 2026 · 3dviewer.co · its alternatives →

  4. 4

    Convert 3D files privately in your browser

    Aug 2026 · 3dconverter.org · its alternatives →

  5. 5

    Render 3D models (OBJ, glTF, GLB, STL, .vox) as ASCII art — in the browser, in React or Vue, or straight in your terminal. A three.js-style API with no WebGL and no canvas: just text in a single <pre>.

    Jun 2026 · glyphcss.com · its alternatives →

  6. 6

    Convert 2D flat images to 3D visuals in Stylar

    2024 · dzine.ai · its alternatives →

  7. 7

    All in one free converters- image, video, audio & doc

    2023 · its alternatives →

  8. 8

    Blender-style 3D editing in your browser

    May 2026 · 3d-editor.com · its alternatives →

  9. 9
    SHIFT▲267

    Convert 2D vector to the new dimension

    2022 · studio.morflax.com · its alternatives →

  10. 10

    One platform, all-in-one power: view,convert,compress,share

    2025 · its alternatives →

  11. 11

    High-Quality & Fast AI image to 3D or image to STL conversion with Image3D AI. Powered by Hunyuan 3D, Tripo, Meshy for STL, OBJ, GLB models

    Nov 2025 · aiimageto3d.com · its alternatives →

  12. 12

    Free to convert PNG to STL for 3d printing with 3DPEA

    2024 · 3dpea.com · its alternatives →

  13. 13

    Open and inspect 3D and CAD files in your browser

    Jul 2026 · 3d.viewnow.pro · its alternatives →

  14. 14

    Transform images to 3d models in minutes!

    Oct 2025 · oneclick3d.io · its alternatives →

  15. 15

    Professional 3D model viewer for GLB, STL, and OBJ files

    Dec 2025 · enoptify.com · its alternatives →

  16. 16

    Turn image into 3D GLB files—fast, simple, and browser-based

    2025 · its alternatives →

  17. 17

    Turn any photo into a 3D model in 30 seconds. Free OBJ export, no registration or credit card. Trusted by 19,000+ creators. Try it now →

    2025 · imgto3d.ai · its alternatives →

  18. 18

    100% private + no ads + no upload + all platforms

    2023 · convert3d.org · its alternatives →

  19. 19

    Hi HN! I've built TRELLIS 3D AI, an open tool that converts 2D images into professional 3D assets using advanced AI technology. Technical Implementation: - Browser-based processing using WebGL - Structured LATents (SLAT) for maintaining geometric integrity - Dual output pipeline generating both GLB and 3D Gaussian formats - Real-time 3D preview using Three.js - Optimized for processing images up to 2048x2048px The core technology combines: - Pretrained vision encoders for image understanding - Rectified flow transformers for 3D geometry generation - Advanced neural networks for texture…

    2024 · trellis3d.co · its alternatives →

  20. 20
    3dmapX▲8

    3d mapping tool, 3d mapper, custom 3d map, 3d map generator

    2025 · 3dmap.3dpea.com · its alternatives →

  21. 21

    Turn any 3D model into a buildable brick design

    Jul 2026 · bricksolvr.com · its alternatives →

  22. 22

    Split STL & 3MF files to fit any 3D printer

    Aug 2026 · partfit3d.com · its alternatives →

  23. 23

    The Fastest Way to Preview and Share 3D Models

    May 2026 · stlviewer.online · its alternatives →

  24. 24

    AI turns your text and images into 3D STL files instantly

    Dec 2025 · inoutput-d8ad2f28.base44.app · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →