The Best Chemical Software in 2026
We researched chemical software using vendors’ official websites, including pricing pages, plan tables, and product documentation. Rankings focus on how well each product supports the category’s core job, value for money, and verified features. Compare options for managing chemical operations, formulations, inventory, laboratory work, and compliance.
Our top picks
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Top ranked
AVEVA PRO/II Simulation#1 of 159.0/10A detailed process simulator for engineers modeling steady-state plant operations.
Pricing on request
-
Runner-up
BIOVIA COSMOtherm (COSMO-RS)#2 of 158.2/10A specialized COSMO-RS tool for predicting molecular properties in pure and mixed liquids.
Pricing on request
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Top-ranked free plan
IUCLID#3 of 157.7/10Free dossier software for chemical-substance data and regulatory preparation.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.
The full ranking 15 tools, best first
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Best forProcess engineers modeling steady-state plants
A detailed process simulator for engineers modeling steady-state plant operations.
- Regulatory compliance
9.0/10★★★★☆Visit AVEVA -
Best forResearchers predicting mixture thermodynamics
A specialized COSMO-RS tool for predicting molecular properties in pure and mixed liquids.
8.2/10★★★★☆Visit BIOVIA -
Best forTeams preparing chemical-substance regulatory dossiers
Free dossier software for chemical-substance data and regulatory preparation.
- Regulatory compliance
7.7/10★★★★☆Visit IUCLID -
Best forLabs standardizing experimental records
A configurable lab notebook for teams that need traceable, searchable experiment records.
7.4/10★★★★☆Visit BIOVIA -
Best forBuyers assessing an established chemical product
Established chemical information software for organizations managing compliance workflows.
7.1/10★★★★☆Contact UL Solutions -
Best forGas-processing and acid-gas simulation teams
A focused Windows simulator for gas treating, plant models, and process optimization.
6.9/10★★★☆☆Visit ProMax -
Best forTeams wanting free, flexible process simulation
A flexible process simulator for teams that want desktop modeling without a license fee.
- Mobile access
6.9/10★★★☆☆Visit DWSIM -
Best forLabs needing affordable chemical inventory
Affordable chemical inventory management with structure search, SDS files, and regulatory tools.
- Chemical inventory
- Mobile access
- SDS management
6.7/10★★★☆☆Visit ChemInventory -
Best forBudget-conscious Windows process simulators
A free Windows simulator for steady-state flowsheets, thermodynamics, unit operations and reaction numerics.
6.6/10★★★☆☆Visit AmsterCHEM -
Best forSmall teams managing SDSs on mobile
A mobile-ready SDS and chemical compliance hub with a broad feature set.
- Chemical inventory
- Mobile access
- SDS management
6.6/10★★★☆☆Visit SDS Manager -
Best forChemists drawing and searching structures
A structure-and-reaction workspace with desktop and cloud tools for chemistry workflows.
6.5/10★★★☆☆Visit ChemDraw -
Best forOrganizations managing SDS and chemical compliance
ExESS brings SDS, labeling, hazard classification, and inventory workflows together.
- Chemical inventory
- SDS management
- Regulatory compliance
6.3/10★★★☆☆Request a demo -
Best forTeams creating multilingual SDS and formulations
Windows software for multilingual SDS, formulation, classification and labeling workflows.
- Formulation management
- SDS management
- Regulatory compliance
6.2/10★★★☆☆Visit ChemGes -
Best forLabs processing analytical chemistry data
A specialized portfolio for analytical chemistry data processing and interpretation.
6.1/10★★★☆☆Visit ACD/Labs -
Best forEnterprises tracking hazardous chemical stock
Enterprise chemical tracking with SDS, compliance, risk and mobile inventory tools.
- Chemical inventory
- Mobile access
- SDS management
6.0/10★★★☆☆Visit ChemAlert
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | SDS management | Chemical inventory | Formulation management | Regulatory compliance | Score |
|---|---|---|---|---|---|---|---|---|
| 1 | AVEVA PRO/II Simulation | — | — | — | — | — | Yes | 9.0 |
| 2 | BIOVIA COSMOtherm (COSMO-RS) | No | — | No | No | No | No | 8.2 |
| 3 | IUCLID | Yes | None | — | — | — | Yes | 7.7 |
| 4 | BIOVIA Workbook | — | — | — | — | — | — | 7.4 |
| 5 | UL WERCS Studio | — | — | — | — | — | — | 7.1 |
| 6 | ProMax | — | — | — | — | — | — | 6.9 |
| 7 | DWSIM | Yes | None | No | No | No | No | 6.9 |
| 8 | ChemInventory | Yes | — | Yes | Yes | No | Yes | 6.7 |
| 9 | COCO Simulator | Yes | None | No | No | No | No | 6.6 |
| 10 | SDS Manager | Yes | — | Yes | Yes | — | Yes | 6.6 |
| 11 | ChemDraw | No | — | No | No | No | No | 6.5 |
| 12 | ExESS | No | — | Yes | Yes | — | Yes | 6.3 |
| 13 | ChemGes | No | — | Yes | — | Yes | Yes | 6.2 |
| 14 | ACD/Labs | — | — | — | — | — | — | 6.1 |
| 15 | ChemAlert | No | — | Yes | Yes | — | Yes | 6.0 |
Head-to-head All 28 comparisons →
- AVEVA PRO/II Simulation vs BIOVIA COSMOtherm (COSMO-RS)
- AVEVA PRO/II Simulation vs IUCLID
- AVEVA PRO/II Simulation vs BIOVIA Workbook
- AVEVA PRO/II Simulation vs UL WERCS Studio
- AVEVA PRO/II Simulation vs ProMax
- AVEVA PRO/II Simulation vs DWSIM
- AVEVA PRO/II Simulation vs ChemInventory
- BIOVIA COSMOtherm (COSMO-RS) vs IUCLID
- BIOVIA COSMOtherm (COSMO-RS) vs BIOVIA Workbook
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How we rank chemical software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
Last updated · How we research and update