Calculator Express with Notes vs Mass Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator Express with Notes
A beautifully designed utility app offering six essential tools, including currency, unit, and percentage converters, plus calculators for BMI, tips, and world time. Users can customize the app's appearance and manage calculation history with notes and labels.
- Currency converter
- Unit converter
- Percentage calculator
- BMI calculator
- Tip calculator
- World time converter
- Customizable appearance
- Calculation history with notes
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Hello there! This is Calculator Express. We are introducing you a beautifully designed app, that includes 6 handy tools: - Currency converter - Unit converter - Percentage calculator (hey marketers, this feature is for you) - BMI calculator - Tip calculator - World time converter (and many more tools will be added very soon, stay tuned!) You can customise Calculator Express as you wish - color, fonts, app icon, buttons background and even more! But what else? Guys, we think that calculation history is a very important feature and that's why we decided to make it more convenient - we added labels and notes to your calculations. Pin, copy and share. We think our app will be a great companion and just a handy simple tool. Privacy policy: https://calculator.express/assets/privacy.html Terms of Use: https://calculator.express/assets/terms.html
Mass Master
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Mass Master is the first commercial AI weighing system for vans and motorhomes. Get your gross combined weight reading on the go.
Screenshots
Verdict
The clearest difference is in-app purchases: Mass Master at none against Calculator Express with Notes's 2. Mass Master also leads on ads (none vs shown). Calculator Express with Notes's advantage is update cadence (monthly vs every 12 months). On price, 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. Calculator Express with Notes sells 2 one-off in-app purchases. Mass Master asks for nothing beyond the download.
Calculator Express with Notes ships an update monthly, Mass Master every 12 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.
| Parameter | Calculator Express with Notes | Mass Master |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (43 ratings) — better | — |
| Positive reviews | 69.2% of reviews | — |
| Number of ratings | 43 — better | — |
| Update frequency | Monthly — better | Every 12 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 28 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | RAMAN KHVASHCHEUSKI | Mass Master d.o.o |
In-app purchases
Calculator Express with Notes
- Remove Ads -50% off$1.99
- Remove Ads$4.99
Mass Master
No in-app purchases
Questions
Is Calculator Express with Notes free?
Is Mass Master free?
Do Calculator Express with Notes or Mass Master have ads?
Which is updated more often, Calculator Express with Notes or Mass Master?
Other comparisons
