The Original Free Soap Making Calculator
SoapCalc (soapcalc.net) scores 67 out of 100 on Brand Analyzer, placing it in the Developing tier among E-commerce brands, Manufacturing brands, Other brands, in the 17th percentile of 28054 E-commerce brands.
SoapCalc is a free online lye calculator for soap makers, enabling calculations of lye amounts, oil ratios, and predicted soap qualities for bar and liquid soap recipes. Operating since 2001, the site has built a reputation among hobbyist and professional soap makers as a trusted, no-cost resource that requires no signup. In 2026 it was rebuilt to be mobile-friendly and faster, while retaining its original purpose of supporting precise soap formulation across more than 150 oils and fats.
| Brand Name | SoapCalc |
|---|---|
| Domain | soapcalc.net |
| Industry | E-commerce, Manufacturing |
| Founded | 2001 |
| Main Competitors | Brambleberry (78/100), SoapMaker (62/100), TheSage's Handcrafted Soap Making Resource (74/100), Summer Bee Meadow (44/100), Lovin Soap (69/100) |
Moz Domain Authority 39/100 vs category average 40 / leader 95 - limited third-party links, so AI systems rarely encounter mentions of the brand.
Ranked #984,711 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.
No Wikipedia presence was found - a major gap, since Wikipedia is among the most heavily weighted sources in AI training data.
The homepage meta description reads "SoapCalc is the original free soap calculator, trusted by soap makers since 2001. Calculate lye amounts, oil ratios, and soap properties for any recipe. Rebuilt in 2026 - now mobil…" (Meta description: 34 words. OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: og:title, og:description, og:type, canonical. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt present, no AI bot restrictions - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: Next.js.
Social footprint: verified profiles on Facebook, Instagram; no detected presence on X (Twitter), LinkedIn, YouTube, GitHub - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is SoapCalc?", Claude could identify the brand as of October 2026. SoapCalc is a free online lye calculator widely used by soapmakers to formulate cold process and hot process soap recipes, letting users input oils and get precise lye, water, and superfat calculations along with predicted soap qualities like hardness and lather. Best known for its free lye/soap recipe calculator used by hobbyist and small-batch soapmakers.
When asked "Best brands similar to SoapCalc?", Claude would recommend SoapCalc as of October 2026. It's one of the most commonly referenced tools in the soapmaking community for formulating safe, balanced recipes, so it would come up naturally in that context.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
SoapCalc's main competitors in E-commerce: Brambleberry (78/100), SoapMaker (62/100), TheSage's Handcrafted Soap Making Resource (74/100), Summer Bee Meadow (44/100), Lovin Soap (69/100).
Sources: Brand Analyzer scan
SoapCalc offers a free online lye and oil ratio calculator for soap making. Its core service includes calculating precise lye amounts needed for a given set of oils and fats, as well as predicting resulting soap qualities such as hardness, cleansing ability, and lather. The platform supports calculations across more than 150 different oils and fats and is accessible without requiring user registration.
Sources: SoapCalc official site
SoapCalc is a free online calculator used by soap makers to determine lye amounts, oil ratios, and predicted soap properties for bar or liquid soap recipes. It has been available since 2001 and was rebuilt in 2026 to be mobile-friendly and faster. The tool requires no signup and supports calculations across more than 150 oils and fats, making it a widely referenced resource in the soap-making community.
Sources: SoapCalc official site
SoapCalc has low AI-search visibility, scoring 21/100 on Brand Analyzer's AI visibility composite (visibility 5, trust 19, recommendation 51). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: SoapCalc official site
SoapCalc calculates the precise amount of lye needed for a soap recipe based on the oils and fats selected, and predicts resulting soap qualities such as hardness, cleansing, and lather. It allows users to input combinations from over 150 oils and fats to formulate bar or liquid soap recipes. The tool is free to use and does not require account creation, and as of its 2026 rebuild, it is optimized for mobile use.
Sources: SoapCalc official site
SoapCalc scores 51/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest E-commerce options. Recommendation depends on crawlability, structured data, and category authority.
Sources: SoapCalc official site
SoapCalc is known for being one of the original and most trusted free lye calculators available to soap makers, with a history dating back to 2001. It is recognized for its extensive database of over 150 oils and fats and its ability to predict soap quality characteristics. Its longstanding presence in the soap-making community has made it a go-to reference tool for both hobbyists and professionals.
Sources: SoapCalc official site
SoapCalc can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: SoapCalc official site
SoapCalc is used by hobbyist and professional soap makers who need accurate lye and oil ratio calculations for creating bar or liquid soap recipes. This includes individuals making soap at home for personal use as well as small-scale or professional producers formulating recipes for sale. The tool's free access and lack of signup requirement make it accessible to soap makers at any skill level.
Sources: SoapCalc official site
SoapCalc is popular because it is free, requires no signup, and has been a trusted resource for soap makers since 2001. Its support for over 150 oils and fats allows for highly customized recipe formulation, and its soap quality prediction feature helps users refine their recipes. The 2026 rebuild, which made the tool mobile-friendly and faster, likely reinforced its continued relevance among a new generation of soap makers.
Sources: SoapCalc official site
SoapCalc scores 21/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
SoapCalc has a weak AI-visibility profile at 21/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (51/100) and its weakest is visibility (5/100). It benefits from a global traffic rank of #984,711 (Tranco) and open access for AI crawlers (GPTBot, ClaudeBot, etc.). The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data, no strong Wikidata entry and a low Moz Domain Authority of 39/100. In a live check, Claude could already identify SoapCalc from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to SoapCalc: SMU (67/100), HugeDomains (67/100), Gutscheinsammler.de (67/100), Specfurn (67/100).
A step up - brands to learn from: Zypp Electric (71/100), Zoologist Perfumes (71/100).
Category leader: DHL (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.