Candle & Soap Calculator

New: ounces & pounds, saved recipes, soap fragrance calculator and wax presets (soy, coconut, paraffin, beeswax). Unlock both calculators with a one-time purchase.

Candle & Soap Calculator requires a single one-time in-app purchase to unlock both calculators. Pay once, yours forever — no subscription, no ads.

The simple calculator for soap and candle makers.

SOAP CALCULATOR

• Enter your oils by weight — get exact lye (NaOH for bars, KOH for liquid).
• Adjust superfat and water; see the full batch weight instantly.
• 16 common oils with built-in SAP values (olive, coconut, palm, shea, castor and more).

CANDLE CALCULATOR

• Enter container size and how many you're pouring — get the wax you need.
• Set your fragrance load (6–10%) — get the exact fragrance oil weight.
• Scales to any batch.

WHAT'S INCLUDED

• Both calculators unlock together with one in-app purchase.
• No subscription, no ads, fully offline.
• Your numbers never leave your phone.

Always double-check lye amounts and wear protection when working with sodium hydroxide.

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