Best 3D InterOp Alternatives in 2026

20 platforms from 3D file converter software ranked against 3D InterOp on the same published basis.

  1. 13D InterOp vs HOOPS Exchange
  2. 23D InterOp vs 3D-Tool
  3. 33D InterOp vs CAD Exchanger
  4. 43D InterOp vs Convert3D
  5. 53D InterOp vs Spin 3D
  6. 63D InterOp vs CAD Assistant
  7. 73D InterOp vs ODA File Converter
  8. 83D InterOp vs FBX2glTF
  9. 93D InterOp vs 3D Model Converter
  10. 103D InterOp vs meshio
  11. 113D InterOp vs PolyTrans
  12. 123D InterOp vs MeshFormat
  13. 133D InterOp vs NuGraf
  14. 143D InterOp vs CrossCad/Ware
  15. 153D InterOp vs meshfile
  16. 163D InterOp vs Open Asset Import Library (Assimp)
  17. 183D InterOp vs 3D_Evolution
  18. 193D InterOp vs FBX-glTF-conv
  19. 203D InterOp vs CADdoctor
  20. 213D InterOp vs CADfix DX

3D InterOp alternatives compared

#PlatformScoreFree planFromRuns on
1HOOPS Exchange8.1No—Android, iOS, Linux, Mac, Web, Windows
23D-Tool7.6Free planFreeWindows
3CAD Exchanger7.4No—Android, API, iOS, Linux, Mac, Web, Windows
4Convert3D7.4Free plan$74.92/moAPI, Linux, Mac, Web, Windows
5Spin 3D7.4Free planFreeMac, Web, Windows
6CAD Assistant7.3Free planFreeAndroid, iOS, Linux, Mac, Windows
7ODA File Converter7.3Free planFreeAndroid, Linux, Mac, Windows
8FBX2glTF7.2Free planFreeLinux, Mac, Windows
93D Model Converter7.0Free plan$9.90/moWeb
10meshio6.9Free planFreeLinux, Mac, Windows
11PolyTrans6.9No—Mac, Windows
12MeshFormat6.7Free planFreeWeb
13NuGraf6.7No—Mac, Windows
14CrossCad/Ware6.2No—Linux, Mac, Windows
15meshfile6.2No—Linux
16Open Asset Import Library (Assimp)6.1Free planFreeAndroid, iOS, Linux, Mac, self-hosted, Windows
183D_Evolution6.0No—Web, Windows, Linux
19FBX-glTF-conv5.9No—Windows, Mac, Linux
20CADdoctor5.8No—Windows
21CADfix DX5.8No—Linux, Windows
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Questions about 3D InterOp alternatives

What is the best alternative to 3D InterOp?

HOOPS Exchange, number 1 in 3D file converter software with a score of 8.1 out of 10. The others here: 3D-Tool, CAD Exchanger, Convert3D and 16 more.

What is the best free alternative to 3D InterOp?

3D-Tool is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.