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Scientific Calculator Software

Scientific calculations in seconds, not hours.

Create professional scientific figures, posters, and presentations for any idea. Sketch it, describe it, or draw a structure in ChemDraw — Chem+'s intelligent canvas, 107 calculators, and Virtual Lab take it from there.

Join 80,000+ researchers, PhDs and professionals already using Chem+
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Built for chemistry researchers everywhere

Yale University
UCLA
Oxford University
Imperial College London
Kings College London
Universidade de São Paulo
INAF
Yale University
UCLA
Oxford University
Imperial College London
Kings College London
Universidade de São Paulo
INAF
CORE CHEMISTRY TOOLS

Sketch, visualize, and calculate all in one workspace

Draw molecular structures in ChemDraw, rotate them in the Miew 3D viewer, and run the numbers with 107 built-in calculators — Chem+ brings the tools chemists actually use into a single browser tab, no downloads or plugins required.

ChemDraw demo

Turn your abstract into a graphical abstract or academic poster in 1 click

A Chem+ engine designed to make chemistry visualization faster, clearer, and more accessible for every researcher — with an ever-expanding library of tools.

Chem+ Demo

Watch how researchers use Chem+ to transform ideas into chemistry illustrations in minutes

CALCULATORS

TDS Calculator: Analyze Water Quality in Seconds

Instantly calculate total dissolved solids from an electrical conductivity (EC) reading. Get step-by-step, ready-to-use results for water quality assessments.

  • Instant EC → TDS conversion
  • Adjustable conversion factor (k)
  • Result distribution charts
  • Copy, download as CSV/JSON, or print
ACADEMIC SEARCH

Academic Search: Scan Thousands of Papers in Seconds

Reach papers, theses, and preprints across every discipline in a single search by scanning OpenAlex, Crossref, arXiv, Semantic Scholar, and Europe PMC at once.

  • Simultaneous search across five academic databases
  • Downloadable and open-access filters
  • Reliability score and citation count
  • Filter by document type, language, and year
AMINO ACIDS

Amino Acids: Explore All 20 Amino Acids in 3D

Filter the 20 standard amino acids by polarity, charge, and special-structure groups; see each one's molecular weight, pKa values, and a rotatable 3D model on one screen.

  • Hydrophobic, polar, charged, and special-structure filters
  • Ball-and-stick, stick, space-fill, and line representations
  • Molecular weight and pKa values
  • Drag-to-rotate 3D model
CHEMDRAW

ChemDraw: Draw Chemical Structures in Seconds

Professional 2D structure drawing for organic chemistry, pharmaceutical science, and biochemistry. Search by compound name, CAS number, or PubChem synonym and load it straight onto the canvas.

  • Compound search by name, CAS no., or PubChem
  • 2D chemical structure drawing and editing
  • Structure ↔ IUPAC name conversion
  • Export as SMILES, MOL, SDF, InChI, CML, PNG, and SVG
INSTANT RESULTS

Export: Instant, Publication-Ready Outputs

Export high-quality images ready for journals or presentations. Select specific elements or the entire canvas with the exact specifications you need.

  • High-resolution PNG export
  • Selection-based exports
  • Transparent backgrounds
  • Enhance image feature to increase export quality
DIGITAL LAB NOTEBOOK

Save Your Notes Instantly

Save your experiment observations, ideas, and anything else you want to remember with a single click. Your digital lab notebook is always within reach.

  • One-click note creation
  • Rich text formatting
  • Autosave
  • Quick access to all your notebook pages

Explore Chem+'s Modules

From sketching structures to running simulations — see what each part of Chem+ can do for your research.

Canvas

Canvas

An infinite, zoomable workspace for building publication-ready chemistry figures — drag in lab equipment, molecules, and diagrams, then export as PNG or SVG.

107 Chemistry Calculators

107 Chemistry Calculators

Solve stoichiometry, molarity, pH, gas law, and thermodynamics problems instantly — no spreadsheet or textbook required.

Virtual Lab

Virtual Lab

Run interactive experiment simulations in your browser, test reactions safely, and see results without needing physical lab access.

ChemDraw

ChemDraw

Sketch molecular structures atom by atom, search a compound library, and export clean diagrams for papers and presentations.

Digital Lab Notebook

Digital Lab Notebook

Keep a searchable, organized digital record of every experiment, observation, and result — no more misplaced paper notes.

Miew 3D Viewer

Miew 3D Viewer

Load real molecular structures and rotate, zoom, and inspect them in three dimensions for a deeper understanding than flat diagrams.

What researchers say about Chem+

From Canvas figures to ChemDraw structures and Virtual Lab runs, Chem+ supports research work in chemistry labs and classrooms worldwide.

The Canvas alone replaced our illustrator — I drag in glassware and molecule icons from the Elements library, arrange them exactly how I want, and export straight to a journal-ready PNG in minutes.

Dr. I. Jun

Senior Research Scientist

KIST Europe

Between the 107 calculators and Virtual Lab, I stopped reaching for my old spreadsheet templates entirely. Running a titration simulation before lab day has saved my students so much time 🙏

Dr. N. Teng

Gut Microbiology Post-Doc

Imperial College London

ChemDraw plus the Miew 3D viewer changed how I teach — I sketch a structure, then rotate it in 3D right in front of the class instead of pointing at a flat diagram. My students actually remember the geometry now.

Dr. A. LeBlanc

Paleontologist & Lecturer

Kings College London

Community Gallery

Chem+ offers a community-driven gallery of scientific illustrations, with contributions from researchers and experts in their fields worldwide

Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Scientific illustration
Neutrophil illustration

Simple, Affordable Pricing

Choose the ChemPlus plan that fits you best. Change or cancel anytime.

Test it out

Free

For individual use and essential tools.

₺0
  • 107 chemistry calculators
  • Nothing else - upgrade to Pro for every other module
Start for Free
Most Popular

Pro

Unlock every ChemPlus module, no limits.

₺149/mo₺499
%70 indirim
  • All ChemPlus modules unlocked (Canvas, Virtual Lab, ChemDraw, and more)
  • Unlimited canvases and exports
  • Every Virtual Lab simulation
  • Unlimited ChemDraw structures
  • Priority Experiment Diagnosis AI
  • Priority support
Best Value

Team

For lab groups and classrooms.

₺349/mo₺999
%65 indirim
  • Everything in the Pro plan
  • Team access for up to 5 users
  • Shared Digital Lab Notebook
  • Admin dashboard and usage reports

100% Editable Templates

Start with professionally designed templates for your scientific illustrations and customize them to your needs.

Professional Figures

Professional Figures

Graphical Abstracts

Graphical Abstracts

Presentation Slides

Presentation Slides

Academic Posters

Academic Posters

Get access to all templates and create unlimited custom illustrations

YOUR QUESTIONS ANSWERED

Frequently Asked Questions

Everything you need to know about Chem+'s Canvas, Calculators, Virtual Lab, and other modules.

What tools are included in Chem+?

Chem+ bundles everything a chemistry researcher needs into one workspace: an infinite illustration Canvas, 107 chemistry Calculators, interactive Virtual Lab simulations, a ChemDraw molecular structure editor, a Miew 3D structure viewer, a Digital Lab Notebook, a worldwide Academic Search browser, and a productivity Timer — all accessible from your dashboard.

What can I do with the Canvas module?

The Canvas is an infinite, zoomable workspace for building chemistry figures. Drag in beakers, flasks, molecular icons, and lab equipment from the Elements library, arrange them with smart alignment and grids, and export the result as a high-resolution PNG or SVG.

How many chemistry calculators does Chem+ include?

Chem+ includes 107 chemistry calculators covering stoichiometry, molarity, pH, gas laws, thermodynamics, titrations, and more — all free to use and updated instantly as you type.

What is Virtual Lab?

Virtual Lab lets you run interactive experiment simulations directly in your browser, so you can test reactions and procedures safely before — or instead of — stepping into a physical lab.

What does the ChemDraw module let me do?

ChemDraw is our molecular structure editor: sketch compounds atom by atom, search a compound library, and export your structures for publications, reports, or presentations.

What is Miew 3D?

Miew 3D is a real molecular structure viewer built on EPAM's open-source Miew engine. Load a structure and rotate, zoom, and inspect it in three dimensions instead of relying on flat diagrams.

What is the Digital Lab Notebook for?

The Digital Lab Notebook replaces paper notes with a searchable, organized record of your experiments, observations, and results — accessible from any device.

Can I search for academic papers inside Chem+?

Yes — the Academic Search module is a worldwide, multi-disciplinary paper browser. Type a title, author, or topic and it searches across OpenAlex, Crossref, arXiv, Semantic Scholar, and Europe PMC at once, showing every result with badges for open-access and downloadable PDFs.

What export formats are supported?

Canvas figures export as high-resolution PNG or SVG. ChemDraw structures export in the same formats, ready to drop into journal submissions, slides, or teaching materials.

What's the difference between the Free, Pro, and Team plans?

Free gives you all 107 calculators, 3 Virtual Lab simulations, limited canvas saves, and academic search access. Pro adds unlimited canvases and exports, every Virtual Lab simulation, unlimited ChemDraw structures, and priority support. Team includes everything in Pro plus shared access for up to 5 users, a shared Lab Notebook, and an admin dashboard.

Can I export or delete my account data?

Yes. From Account Settings → Data, you can download a full JSON export of your profile and preferences, or permanently delete your account after typing a confirmation phrase.

Do I need prior chemistry software experience to use Chem+?

No. Chem+ is designed to be intuitive for students and researchers alike — the Canvas, Calculators, and ChemDraw all use straightforward drag-and-drop or fill-in-the-blank interactions, with no CAD or design background required.

Every module, one workspace

Ready to put Chem+'s modules to work?

Join researchers who use Chem+'s Canvas, 107 chemistry calculators, Virtual Lab simulations, ChemDraw structure editor, Miew 3D viewer, and Digital Lab Notebook — all in one connected workspace.