Academic tools
ChemToolsHub
Free online chemistry calculators and molecular structure tools
ChemToolsHub: the metrics
| Metric | Value |
|---|---|
| Domain Rating | 25 no change since last check |
| Trust Flow | 19 no change since last check |
| Citation Flow | 31 no change since last check |
| Referring domains | 502 no change since last check |
| External backlinks | 146,646 no change since last check |
Ahrefs Domain Rating recorded 16 Oct 2026, entry changed 12 Oct 2026. Recorded topic: Science/Biology (19). Majestic recorded 12 Oct 2026, entry changed 12 Oct 2026. Link data on record from Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.
ChemToolsHub: domain on record
| Domain age | 1 year |
|---|---|
| Registered | |
| Expires | |
| Registrar | Spaceship, Inc. |
| DNSSEC | Not signed |
A free online platform providing professional chemical calculators and structure conversion tools for researchers, students and chemistry professionals.
ChemToolsHub provides a comprehensive platform for chemical calculations and structure tools. The platform offers 15+ professional chemical calculators and structure tools, supporting molecular weight calculation, chemical equation balancing, pH calculation, structure conversion and more.
All tools are completely free to use with no registration or payment required. The platform supports 10 languages including English, Chinese, Japanese, Korean, French, German, Italian, Arabic, Spanish, and Hindi.
The tools are designed with transparency, featuring explicit inputs, visible methods, and stated limitations. Each tool states its method, assumptions, supported inputs, and known limitations, with verified examples and method versions published alongside the calculators.
The platform uses responsive design and supports various devices including phones, tablets, and computers, making chemistry calculations accessible anytime, anywhere.
Features on record
- Molecular weight calculator with support for molecular formulas and SMILES input
- Chemical equation balancer with exact integer coefficients and atom-conservation validation
- pH calculator with H+ concentration, pOH, and acid/base solution support
- Unit converter for length, mass, volume, temperature, pressure, and energy
- Chemical structure editor with SMILES, MOL, InChI support and image recognition
- 3D conformer generator from SMILES notation
- Structure similarity calculator with fingerprint methods and similarity metrics
- Solution preparation calculator supporting molarity, molality, mass percentage, and PPM
- Chemical safety information lookup by name or CAS number
- Molecular descriptor calculator for weight, LogP, TPSA and other properties
Pricing
Pricing model: Free
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Questions answered
- What is ChemToolsHub?
- ChemToolsHub is a free online chemistry tools platform providing 15+ professional chemical calculators and structure tools, supporting molecular weight calculation, chemical equation balancing, pH calculation, structure conversion and more, widely used in chemical research, education and industry.
- Are all tools free to use?
- Yes, all chemistry tools on ChemToolsHub are completely free to use, with no registration or payment required. The platform is committed to providing free professional chemical calculation tools for researchers, students and chemistry professionals worldwide.
- What languages are supported?
- ChemToolsHub supports 10 languages: Chinese (Simplified), English, Japanese, Korean, French, German, Italian, Arabic, Spanish, and Hindi, making it accessible to users worldwide.
- Are the calculation results accurate?
- Each tool states its method, assumptions, supported inputs, and known limitations. Verified examples and method versions are published with the calculator; results should be checked for safety-critical or regulated work.
- Is mobile device support available?
- Yes, ChemToolsHub uses responsive design and perfectly supports various devices including phones, tablets, and computers, allowing you to perform chemical calculations anytime, anywhere.
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ChemToolsHub has a free listing. The owner can unlock the full profile with a paid launch for $5:
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