# Soapie: Lye & Soap Calculator — Soap Making Recipe & Cure Log

> Offline soap making calculator for recipes, batches, cures, and costs. (iPhone/iPad app by Amenti Labs LLC.)

- Source: https://appshunter.io/ios/app/soapie-lye-and-soap-calculator/id6761586189 (this page in markdown: same URL + `.md`)
- Developer: [Amenti Labs LLC](https://appshunter.io/developer/1788668924)
- Category: Lifestyle, Utilities
- Price: Free with in-app purchases
- Rating: 4.80/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 17.0 · 20 MB
- Languages: American English
- Released: 2026-04-08
- Data updated: 2026-10-27
- Monetization: free

## What is Soapie?

Soapie is a soap calculator and lye calculator for cold process, hot process and liquid soap. Work out exactly how much lye and water your recipe needs, then follow the batch from first weigh-in to fully cured bar.

Works offline. No account. Your recipes stay on your device.

LYE & WATER CALCULATOR
• NaOH, KOH or hybrid lye blends, with lye purity adjustment
• 172 oils, butters and waxes with SAP values and fatty acid profiles
• Superfat control and three water methods: water as % of oils, lye concentration, or water-to-lye ratio
• Citric and lactic acid compensation built in

RECIPE BUILDER
• Build by percentage or by weight, in grams or ounces
• See fatty acid profile and soap property estimates as you go
• Scale batches to your mold, swap oils and compare recipes
• Versions are saved exactly as you made them
• Start from a library of starter recipes

MAKE MODE
• Weigh each ingredient step by step with green, orange and red deviation indicators
• Step timers, temperature logging, notes and photos
• Never wonder "did I add the coconut oil?" again

CURE TRACKING
• Automatic cure countdowns with ready dates and reminders
• Track cure weight and check in with notes and photos
• See which batches are curing and which are ready, plus home screen widgets

COST PER BAR & INVENTORY
• Cost per batch and per bar from real purchase prices, using FIFO lots
• Track oils, butters, lye, fragrances and additives with suppliers and stock levels
• Shopping list for what you are running low on

LABELS & SHARING
• INCI ingredient label generator
• Export recipes as PDF or share by QR code
• Import recipes from photos or screenshots

SOAPIE PRO
Core lye calculations are unlimited without paying. Soapie Pro unlocks unlimited recipes, batches and inventory, plus PDF export, photo import, recipe compare and more. Pro is available as a one-time lifetime purchase or an annual subscription.

The annual subscription renews automatically unless it is turned off at least 24 hours before the end of the current period. Payment is charged to your Apple Account at confirmation of purchase. Manage or cancel anytime in your Apple Account settings. Any unused portion of a free trial is forfeited when you buy a subscription.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://soapapp-landingpage.pages.dev/privacy/
Privacy Policy and Terms are also available in the app under Settings.

172 oils. Zero guesswork. From recipe to finished bar.

## Key features

- Precise lye and oil calculations
- Recipe builder with fatty acid profiles
- Step-by-step make mode with deviation tracking
- Automatic cure countdowns
- Cost per bar calculation
- Inventory and supplier tracking
- Offline functionality

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| SoapApp Pro | $4.99 | per month |
| SoapApp Pro | $29.99 | per year |


## Is Soapie safe?

Not enough ratings yet to assess Soapie.

## Is Soapie legit?

Soapie: Lye & Soap Calculator appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Soapie is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Frequently asked questions about Soapie

### How does Soapie calculate lye and oils?

Soapie uses a database of 172 oils with verified SAP values to precisely calculate lye and oil ratios. It supports NaOH, KOH, and hybrid lye blends, with adjustable purity and multiple water calculation methods.

### Can I build and save recipes in Soapie?

Yes, Soapie features a recipe builder where you can create recipes by percentage or weight. You can set soap type, process method, superfat, and batch size, and save, duplicate, or version your recipes.

### Does Soapie work offline?

Yes, Soapie is designed to work completely offline. All your recipes, batch data, and inventory are stored on your device, and no internet connection is required for any feature.

### How does Soapie help track my soap batches?

Soapie offers a step-by-step make mode with real-time deviation tracking for weighing ingredients. It also includes cure tracking with automatic countdowns and ready-date estimates, allowing you to monitor batches with notes and photos.

### What information does Soapie provide about cost?

Soapie calculates your actual cost per batch and cost per bar by linking ingredients to your inventory with purchase prices. It uses FIFO consumption to determine costs, eliminating the need for external spreadsheets.

### Can I manage my soap making supplies with Soapie?

Yes, Soapie includes an inventory and supplier tracking feature. You can monitor oils, butters, lye, fragrances, and additives, including supplier information, purchase lots, and stock levels.

### How can I share or export my recipes from Soapie?

Soapie allows you to export recipes as PDF files or share them instantly via QR code. It also offers OCR functionality to import recipes from photos.

### Is Soapie suitable for beginners or experienced soap makers?

Soapie is built for all levels of soap makers, from beginners to experienced artisans. Its precise calculations, step-by-step guidance, and comprehensive tracking features cater to a wide range of needs.

## Version history (last 4 releases)

### 1.2.1 — 2026-09-29

Bug fixes and stability improvements, plus a refreshed App Store page.

### 1.2.0 — 2026-04-15

Improved lye and water calculations with better precision across all three water methods. Minor UI fixes for onboarding selection state.

### 1.1.0 — 2026-04-13

WHAT'S NEW:
=========
• Improved Lyle & Water Calculations

### 1.0 — 2026-04-08

No release notes.

## Apps similar to Soapie

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Soap Lye Calculator - Trace](https://appshunter.io/ios/app/soap-lye-calculator-trace/id6759573509) | — | Free | Lifestyle |
| [Soap Calculator: Lye & Recipe](https://appshunter.io/ios/app/soap-calculator-lye-and-recipe/id6770798190) | 4.2 (10) | Free | Lifestyle |
| [Soaper - Soap Calculator](https://appshunter.io/ios/app/soaper-soap-calculator/id6752423466) | 5.0 (4) | Free | Lifestyle |
| [Soap Recipe Calculator: Lye](https://appshunter.io/ios/app/soap-recipe-calculator-lye/id6742807563) | 4.5 (2) | Free | Lifestyle |
| [Handmade Soap Calculator Lite](https://appshunter.io/ios/app/handmade-soap-calculator-lite/id592082037) | 2.3 (6) | Free | Lifestyle |
| [Saponora: Soap Making Log](https://appshunter.io/ios/app/saponora-soap-making-log/id6798702739) | — | Free | Lifestyle |

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All apps by Amenti Labs LLC: https://appshunter.io/developer/1788668924

## Related topics

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-27.*