ZenBrowser | Simple browsing vs The Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZenBrowser | Simple browsing
A straightforward web browser focused on privacy and simplicity. It avoids data collection, syncing, and advanced features like tabs or AI. Designed for users who want a no-frills browsing experience.
- Private browsing
- No data collection
- No history syncing
- No tabs
- Simple interface
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Zen Browser is a simple web browser designed for you to "just browse the web". It does not collect your data, sync your browsing history or open tabs between devices, it doesn't even have tabs, social features, or integrated AI! Disclaimer: `Zen Browser | Simple browsing` is a standalone mobile app that is not associated with any mobile or desktop browser.
The Calculator
This app combines a powerful calculator with a note-taking feature, allowing you to document calculations as you perform them. It also offers unit and currency conversions, with customizable appearance and settings.
- Integrated notepad for documenting calculations
- Unit and currency conversion
- Basic, scientific, and conversion calculators
- Customizable appearance (light, dark, black)
- Adjustable number formats and decimal places
- History with attachable notes
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How many steps does it take to work out a bill? Open the calculator, get a number, write it down somewhere, come back, forget where you were. The notepad lets you write the whole thing as text — every line worked out as you type it: rent = 1200 utilities = 85 rent + utilities 1285 Name your values and reuse them. It reads plain English too: 20 ml in tsp 100 USD in EUR 20% off 80 Also good for - Travelling — convert as you go, the whole day's spending on one page - Cooking — cups, ounces, Fahrenheit, all converted in one place - Estimating materials — add up three walls, divide by coverage per tin - Quoting work — change one number, everything recalculates Three more calculators - Basic — large type, generous spacing, your working shown as you build it - Scientific — trigonometry, logarithms, powers and roots, 2nd key cycles four layers - Convert — 123 units across 15 categories, currency rates update automatically Things you can adjust - Number format — comma, period, space, apostrophe, or none - Decimal places — full precision, or fixed to a number you choose - Appearance — light, dark, true black, or follow the system - Startup page — pick which one opens when you launch the app - Haptics — tune the strength or switch it off Also inside - History, with notes you can attach - Control Centre button for one-tap access - Available in many languages, with unit names and keywords in each Built on minimalist principles Clean design, smooth interaction, no noise — only what actually matters. The Calculator is free to use. Convert and Notepad are Premium features. Terms of Use: https://www.minlsm.com/terms Privacy Policy: https://www.minlsm.com/privacy
Screenshots
Verdict
The clearest difference is rating: The Calculator at 5.0 against ZenBrowser | Simple browsing's 3.2. The Calculator also leads on ads (none vs shown) and update cadence (every 6 days vs every 3 months). ZenBrowser | Simple browsing's advantage is ratings volume (17 vs 1) and device support (3 vs 1). On price, in-app purchases, monetization model 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. ZenBrowser | Simple browsing sells 1 one-off in-app purchase and The Calculator sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
The Calculator holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: ZenBrowser | Simple browsing has 17 ratings behind it against 1, so its average is the more settled of the two.
ZenBrowser | Simple browsing ships an update every 3 months, The Calculator every 6 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | ZenBrowser | Simple browsing | The Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (17 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 61.5% of reviews | — |
| Number of ratings | 17 — better | 1 |
| Update frequency | Every 3 months | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 12 MB | 17 MB |
| Age rating | 17+ | 4+ |
| Developer | Kubilay Erdogan | YiDe Liu |
Customer experience
ZenBrowser | Simple browsing
The Calculator
In-app purchases
ZenBrowser | Simple browsing
- Remove Ads$1.99
The Calculator
- Premium$4.991 Month
- Premium$29.991 Year
- Premium$9.99
Questions
Is ZenBrowser | Simple browsing free?
Is The Calculator free?
Which has better reviews, ZenBrowser | Simple browsing or The Calculator?
Do ZenBrowser | Simple browsing or The Calculator have ads?
Which is updated more often, ZenBrowser | Simple browsing or The Calculator?
Other comparisons
