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Free formulation tools

A little clarity.
Better bench work.

Soap recipes, emulsifier blends and everyday conversions. Useful formulation math, with the method and assumptions in view.

Three browser tools. No account needed.

What are you working on?

Choose a tool, enter your inputs and see the calculation update as you work.

Soap Lye Calculator

Calculate NaOH or KOH, water ratios, superfat, and seven soap quality measures.

NaOH + KOH · quality profile · cure estimateOpen calculator

HLB Calculator

Find a required HLB and calculate the ratio for a low- and high-HLB emulsifier pair.

oil phase · blend ratio · match scoreOpen calculator

Unit Converter

Convert percent, weight, and volume with optional batch-size and density context.

percent · weight · volume · density awareOpen calculator

When the calculation belongs to a workflow.

Inside Formuley, calculator inputs and results can stay beside the formula, cost, batch, and release work they inform.

Connected calculators

Move calculation results into the formula, batch, and release records that need them.

Formula context

Reuse saved percentages and materials instead of rebuilding the same inputs by hand.

Cost context

Keep batch math close to unit cost, pricing, and margin decisions.

Guided review

Open the right calculation and carry its result into the next practical check.

More calculations inside Formuley.

These connected tools cover common concentration, stability, packout, and release questions. Availability varies by plan and mode.

04

Fragrance load

Certificate-aware starting limits and formula context.

Connected
05

Preservative use level

Use-level screening with a fuller builder mode on Pro.

Connected
06

Active matter

Surfactant concentration and blend adjustments.

Connected
07

Concentration and assay

Stock strength, assay correction, and carried solvent math.

Connected
08

Solubilizer ratio

Starting ladders for clear fragrance and oil-soluble systems.

Connected
09

Neutralization and thickener

Polymer and neutralizer planning for gels and emulsions.

Connected
10

pH adjustment

Acid and base planning for a target pH.

Connected
11

Density and fill

Packout, overfill, and declaration planning.

Connected
12

Overage and yield

Process-loss planning for saleable output.

Connected
13

SPF contribution

Theoretical UV-filter contribution planning.

Connected

Keep the result with the work.

Create a free account to connect formulas, materials, costs, and production records as the work moves forward.

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