Web Calculation Tool vs Molarity Calcs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Web Calculation Tool
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You can calculate "%, vw, vh, em, rem", metallic means ratio and aspect ratio, and "Convert Units" such as temperature, length, weight, volume, speed, etc.
Molarity Calcs
This app helps users quickly calculate molarity for various chemistry needs. It supports calculations for mass to volume, volume to mass, and dilutions, making it a handy tool for students and professionals.
- Mass to volume calculations
- Volume to mass calculations
- Dilution calculations
- Fast and efficient
- User-friendly interface
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Calculate mass to add to a volume, volume to add to a mass, or make a dilution. Fast.
Screenshots
Verdict
The clearest difference is update cadence: Molarity Calcs at every 4 days against Web Calculation Tool's every 6 months. Web Calculation Tool's advantage is iOS requirement (11.0 vs 15.5). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Web Calculation Tool ships an update every 6 months, Molarity Calcs every 4 days. The most recent releases landed on September 15, 2026 and June 11, 2026 respectively.
| Parameter | Web Calculation Tool | Molarity Calcs |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 1 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Eiichi Uchibori | Jeff Schoellerman |
In-app purchases
Web Calculation Tool
No in-app purchases
Molarity Calcs
No in-app purchases
Questions
Is Web Calculation Tool free?
Is Molarity Calcs free?
Do Web Calculation Tool or Molarity Calcs have ads?
Which is updated more often, Web Calculation Tool or Molarity Calcs?
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