Best Soap Making Calculator Apps

246+ iOS apps curated and reviewed

4.4 avg rating
16 free apps
Updated July 2026

If you already know Soapmaking Friend, this is the deeper bench. 246+ soap making calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.

Compare top Soap Making Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Soapmaking Friend – Soap CalcSoapmaking Friend – Soap CalcFree4.6★ (86)YesYesAug 2026
2Soap Making Calculator -SoapieSoap Making Calculator -SoapieFree5.0★ (1)NoYesJul 2026
3Soap GenieSoap GenieFree4.3★ (100)NoYesMay 2026
4Soapah: Soap Making CompanionSoapah: Soap Making CompanionFree5.0★ (2)YesYesMay 2026
5Simple SoapCalc – Soap CalcSimple SoapCalc – Soap CalcFree4.9★ (10)NoYesAug 2026
6Handmade Soap CalculatorHandmade Soap Calculator$2.993.0★ (1)YesNoJul 2026
7Soap Maker: Recipes & CalculsSoap Maker: Recipes & CalculsFreeYesNoMay 2026
8Lye & Loaf: Soap CalculatorLye & Loaf: Soap CalculatorFreeNoYesJul 2026

Top Picks for Soap Making Calculator

Soapmaking Friend – Soap Calc#1

Soapmaking Friend – Soap Calc by Brewer's Friend

Soap & lye calculator
Editor's Choice
🌟 Lifestyle
4.6(86 ratings)
FreeAdsIn-App Purchases
Soapmaking Friend – Soap Calc screenshot 1
Soapmaking Friend – Soap Calc screenshot 2
Soapmaking Friend – Soap Calc screenshot 3
Soapmaking Friend – Soap Calc screenshot 4
Soapmaking Friend – Soap Calc screenshot 5
Soapmaking Friend – Soap Calc screenshot 6

This app is a comprehensive toolkit for soap makers, offering advanced calculators for lye and soap recipes. It helps manage inventory, track batch production with cost analysis, and provides access to a community recipe database and forum for support.

Soap Genie#3

Soap Genie by Kim Bauters

An AI-powered soap calculator
Worth Considering
🔧 Utilities
4.3(100 ratings)
FreeIn-App Purchases
Soap Genie screenshot 1
Soap Genie screenshot 2
Soap Genie screenshot 3
Soap Genie screenshot 4
Soap Genie screenshot 5

This app simplifies soap making by calculating precise oil percentages based on your chosen properties and available ingredients. It offers flexibility in setting restrictions, choosing fragrances, and finding alternative oils when needed. Get back to creating with automated calculations.

More Soap Making Calculator apps to explore

4
Soapah: Soap Making Companion
Soapah: Soap Making Companion
Soapah: Soap Making Companion
Lye calculator, Planner
Free

This app simplifies soap making with a lye calculator, batch tracker, and inventory management. It offers free recipes, a learning center, and cost calculation per batch and bar. Ideal for hobbyists and small businesses.

Lye calculator for precise recipesBatch tracking and cost calculationIngredient inventory management
💼 Business
(2)
free with in-app purchases
5
Simple SoapCalc – Soap Calc
Simple SoapCalc – Soap Calc
Simple SoapCalc – Soap Calc
Soap & Lye Calculator
Free

This app helps soap makers calculate precise lye and water amounts for various soap recipes. It can import recipes from images, suggest oil blend refinements, and guide users through the soap-making process with a step-by-step checklist. It aims to simplify and clarify the soap-making experience.

Calculate lye and water amountsImport recipes from imagesRefine oil blends with suggestions
🔧 Utilities
(10)
freemium
6
Handmade Soap Calculator
Handmade Soap Calculator
Handmade Soap Calculator
by ABT Co., Ltd.
$2.99

This app simplifies original soapmaking by calculating precise amounts of sodium hydroxide and water based on chosen oils and their weights. Save your calculations as recipes and generate detailed reports with photos and environmental data.

Calculate sodium hydroxide and water amountsAdd custom oils to the databaseSave calculations as recipes
🌟 Lifestyle
(1)
paid
7
Soap Maker: Recipes & Calculs
Soap Maker: Recipes & Calculs
Soap Maker: Recipes & Calculs
The ultimate soap making tool
Free
🔧 Utilities
(0)
8
Lye & Loaf: Soap Calculator
Lye & Loaf: Soap Calculator
Lye & Loaf: Soap Calculator
Cold process recipe maker
Free
🔧 Utilities
(0)
9
SoapCraft: Soap Calculator
SoapCraft: Soap Calculator
SoapCraft: Soap Calculator
Lye Calculator & Recipes
Free
🔧 Utilities
(0)
10
Soap Calculator: Lye & Recipe
Soap Calculator: Lye & Recipe
Soap Calculator: Lye & Recipe
Saponification & Cure Tracker
Free

This app helps handmade soap makers calculate precise lye and water weights for various soap types. It provides detailed fatty-acid profiles, predicted bar properties, and generates FDA-style ingredient labels. It also includes batch tracking and a cure timer with lock screen widgets.

Lye and water weight calculation200+ verified oils with saponification valuesPredicted bar properties and fatty-acid profile
🌟 Lifestyle
(5)
freemium
11
Trace: Soap & Lye Calculator
Trace: Soap & Lye Calculator
Trace: Soap & Lye Calculator
Cold process recipes & cure
Free
🔧 Utilities
(0)
12
Soap Recipe & Lye Calculator
Soap Recipe & Lye Calculator
Soap Recipe & Lye Calculator
Cold Process Saponification
Free
🔧 Utilities
(0)
13
Soap Lye Calculator - Trace
Soap Lye Calculator - Trace
Soap Lye Calculator - Trace
Batch Tracker & Cure Journal
Free
🌟 Lifestyle
(0)
14
Verseifungsrechner
Verseifungsrechner
Verseifungsrechner
Soap Recipe Calculator
Free
📊 Productivity
(0)
15
SoapDIY-Soap Recipe Calculator
SoapDIY-Soap Recipe Calculator
SoapDIY-Soap Recipe Calculator
by CHING FENG WANG
$5.99

Calculate precise lye, water, and quality metrics for handmade soap recipes. Features instant saponification, superfat correction, and a quality radar with recommended ranges for 59 oils. Save, manage, and export your recipes.

Instant saponification calculation (NaOH/KOH)Automatic superfat correctionFlexible water settings
🌟 Lifestyle
(0)
paid
16
Candle & Soap Calculator
Candle & Soap Calculator
Candle & Soap Calculator
Lye, wax & fragrance recipes
Free
🔧 Utilities
(0)
17
EasySoap
EasySoap
EasySoap
Soap Recipe Calculator
$1.99

This app calculates precise lye and water amounts for soap recipes, considering various oils, molds, and heating methods. It offers step-by-step guidance for different soap-making processes and includes an additive library with usage advice.

Precise lye and water calculationsSaponification values for 40+ oilsSupport for various molds and cookware
🔧 Utilities
(1)
paid
18
Saponify
Saponify
Saponify
by bryan costanich
Free

This app simplifies soap-making by handling all the complex calculations for you. It allows you to store and modify your recipes, ensuring accuracy and ease of use for both beginners and experienced crafters.

Lye and lipid calculatorCalculate by ingredient percentage or weightSupports hard and soft soap lye
📚 Education
(1)
free
19
Soap Calculator - Lye & INS
Soap Calculator - Lye & INS
Soap Calculator - Lye & INS
Recipe formulator & tracker
$2.99

This app helps handmade soap makers formulate recipes, calculate costs, and evaluate properties. It offers real-time recipe evaluation, smart scoring with skin type suggestions, and supports both solid and liquid soap calculations. It's a privacy-first, one-time purchase tool with no subscriptions or ads.

Real-time recipe evaluationSmart recipe scoring & INS suggestionsSolid & liquid soap support
🌟 Lifestyle
(2)
paid
20
Calculator‰
Calculator‰
Calculator‰
Default Calculator
Free

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

Large buttonsClear displayFast calculations
🔧 Utilities
(404K)
ad-supported

FAQ about Soap Making Calculator

What are the best soap making calculator apps for iPhone?
Soapmaking Friend – Soap Calc tops our soap making calculator apps ranking as of July 2026, with a 4.6-star average from 86 App Store ratings, and it's free to download.
Yes — 16 of the top soap making calculator apps we rank are free to download, including Soapmaking Friend – Soap Calc and Soap Making Calculator -Soapie.
Soapmaking Friend – Soap Calc shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 246+ soap making calculator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Soapmaking Friend is a comprehensive mobile application designed for soap makers. It provides advanced calculators for creating accurate lye and soap recipes, helps manage inventory and suppliers, tracks batch production with cost analysis, and offers access to a community recipe database and forum.
Key features include advanced liquid and bar soap calculators with full saponification support, a smart recipe builder that allows for detailed notes, inventory and supplier tracking, batch creation with automatic cost breakdowns, a public recipe database, and a community forum for support and learning.

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