HueReader vs Simple SoapCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HueReader
This platform simplifies the development and launch of rapid, quantitative, assay-based tests. It removes the need for physical devices and custom software, making advanced diagnostics accessible to more companies.
- Rapid test development
- Quantitative assay-based testing
- Eliminates physical device needs
- Streamlines software development
- Accessible diagnostics launch
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HueDx is a Rapid, Quantitative, Assay-based (RQA) test development and launch platform that eliminates the need to develop physical devices and software to launch an RQA product. In doing so, HueDx makes the accessibility of launching flagship or complimentary diagnostics accessible to companies that would not normally consider the undertaking.
Simple SoapCalc
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 amounts
- Import recipes from images
- Refine oil blends with suggestions
- View soap properties
- Step-by-step making guide
- Save and sync recipes
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The modern soap calculator built for speed, clarity, and confidence. Simple SoapCalc calculates safe lye and water amounts for cold process, liquid soap, and hybrid recipes — instantly. But it does more than math. Snap a recipe photo Import recipes from books, blogs, YouTube screenshots, or handwritten notes. Simple SoapCalc reads the image and builds your recipe automatically — no manual entry. Refine your oil blend Use Blend Advisor to get smart suggestions for stronger bars, more lather, gentler recipes, or better balance. Pick a goal and apply it with one tap. Build with confidence • Calculate accurate lye and water amounts • Build recipes by weight or percentage • Adjust superfat and water-to-lye ratio • View soap properties like hardness, cleansing, and conditioning • Explore full fatty acid profiles • Save and sync recipes across devices Make Soap mode Switch to a step-by-step workshop checklist with your exact recipe measurements when you're ready to make a batch. Simple SoapCalc was created to make soapmaking feel calm and clear again — without clutter, spreadsheets, or guesswork. Informational guidance — never pass/fail scores. Always follow proper soapmaking safety practices when handling lye. Terms of Service: https://simplesoapcalc.com/terms
Screenshots
Verdict
The clearest difference is in-app purchases: HueReader at none against Simple SoapCalc's 2. HueReader also leads on rating (5.0 vs 4.6). Simple SoapCalc's advantage is update cadence (every 2 weeks vs every 3 months) and ratings volume (19 vs 1). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Simple SoapCalc sells 2 in-app purchases, starting at $2.99 per month. HueReader asks for nothing beyond the download.
HueReader holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Simple SoapCalc has 19 ratings behind it against 1, so its average is the more settled of the two.
HueReader ships an update every 3 months, Simple SoapCalc every 2 weeks. The most recent releases landed on October 17, 2026 and October 23, 2026 respectively.
| Parameter | HueReader | Simple SoapCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.6 (19 ratings) |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 1 | 19 — better |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.4 — better | 15.5 |
| Further details — not scored | ||
| Size | 2 MB | 83 MB |
| Age rating | 4+ | 4+ |
| Developer | Group K Diagnostics | James Hogans |
Customer experience
HueReader
Simple SoapCalc
In-app purchases
HueReader
No in-app purchases
Simple SoapCalc
- Pro Monthly$2.991 Month
- Pro Yearly$19.991 Year
Questions
Is HueReader free?
Is Simple SoapCalc free?
Which has better reviews, HueReader or Simple SoapCalc?
Do HueReader or Simple SoapCalc have ads?
Which is updated more often, HueReader or Simple SoapCalc?
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