Best Kalzium Alternatives in 2026
Updated
20 apps from chemistry simulation software ranked against Kalzium on the same published basis.
- 1Kalzium vs Beyond Labz
- 2Kalzium vs ChemCollective Virtual Lab
- 3Kalzium vs Collisions Higher Education
- 4Kalzium vs Interactive Chemistry
- 5Kalzium vs PhET Interactive Simulations
- 6Kalzium vs ChemTube3D
- 7Kalzium vs Molecular Workbench
- 8Kalzium vs PraxiLabs
- 9Kalzium vs Atomency
- 10Kalzium vs ChemViz3D
- 11Kalzium vs Polychem
- 12Kalzium vs Amsterdam Density Functional
- 13Kalzium vs BioSCRAPE
- 14Kalzium vs NMRInversions.jl
- 15Kalzium vs Virtual Labs
- 16Kalzium vs ChemLab
- 17Kalzium vs Equilipy
- 18Kalzium vs Labster
- 19Kalzium vs MoleculAR
- 20Kalzium vs Vic’s Science Studio
Kalzium alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Beyond Labz | 6.6 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 2 | ChemCollective Virtual Lab | 6.6 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 3 | Collisions Higher Education | 6.6 | Free plan | $1.25/mo | Android, iOS, Mac, Web, Windows |
| 4 | Interactive Chemistry | 6.6 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 5 | PhET Interactive Simulations | 6.6 | Free plan | Free | Web, Windows, Mac, iOS, Android |
| 6 | ChemTube3D | 6.5 | Free plan | Free | Android, iOS, Web |
| 7 | Molecular Workbench | 6.5 | Free plan | Free | Linux, Mac, Web, Windows |
| 8 | PraxiLabs | 6.5 | Free plan | $3.75/mo | Android, iOS, Web |
| 9 | Atomency | 6.3 | Free plan | Free | Web |
| 10 | ChemViz3D | 6.3 | Free plan | Free | Web |
| 11 | Polychem | 5.4 | No | — | Mac, Windows |
| 12 | Amsterdam Density Functional | 5.3 | No | — | Linux, Mac, Windows |
| 13 | BioSCRAPE | 5.3 | No | — | Linux, Mac, Windows |
| 14 | NMRInversions.jl | 5.3 | No | — | Linux |
| 15 | Virtual Labs | 5.3 | No | — | Android, Web |
| 16 | ChemLab | 5.2 | No | — | iOS, Mac, Windows |
| 17 | Equilipy | 5.2 | No | — | Linux, Mac, Windows |
| 18 | Labster | 5.2 | No | $416.67/mo | Android, iOS, Mac, Web, Windows |
| 19 | MoleculAR | 5.2 | Free plan | Free | Android, iOS |
| 20 | Vic’s Science Studio | 5.2 | Free plan | €20/mo | Web |
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Questions about Kalzium alternatives
What is the best alternative to Kalzium?
Beyond Labz, number 1 in chemistry simulation software with a score of 6.6 out of 10. The others here: ChemCollective Virtual Lab, Collisions Higher Education, Interactive Chemistry and 16 more.
What is the best free alternative to Kalzium?
Beyond Labz is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.

























