Basic Calculator+ vs Calculator .
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Basic Calculator+
Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.
- Basic four functions
- Clear display
- Large buttons
- Portrait and landscape modes
- iPad compatible
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This simple calculator with a clear display and large buttons makes calculations easy. Portrait and landscape modes both available on iPad. This app uses the basic functions of the calculator to make the simplest, best, free calculator in the app store.
Calculator .
This utility app combines standard and scientific calculations with unit and currency conversions. It features a clean interface, calculation history, and automatic rate updates for currencies. Easily switch between functions without leaving the app.
- Standard and scientific calculator
- Unit conversion (length, weight, area, volume, temperature)
- Currency conversion with automatic rate updates
- Calculation history
- Distraction-free dark interface
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【NeonCalculator】 is a four-in-one calculator that handles everyday math, scientific functions, unit conversion, and currency conversion in one place, so calculating and converting happen without switching apps. Standard & Scientific Move freely between a clean standard keypad and scientific functions such as trigonometry, logarithms, powers, and constants for both quick sums and more advanced work. Unit Conversion Convert length, weight, area, volume, and temperature with results that update as you type, and swap the source and target units with a single tap. Currency Conversion Work with major world currencies, refresh reference rates automatically when online, and get an instant converted amount as soon as you enter a value. Calculation History Every result is saved in order, and tapping any entry brings it back so you can continue without retyping. Clean, Focused Layout A dark, distraction-free interface keeps the numbers at the center of the screen for comfortable reading, even over long sessions. From a quick total to a detailed conversion, NeonCalculator keeps your numbers tidy and within reach. Download it today. Premium Account Pricing and Terms $9.99/week* $39.99/year* *Prices are shown in US dollars; the actual charge may be converted to your local currency based on your country or region. Payment will be charged to your iTunes account at confirmation of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period, and the cost of renewal will be shown. Subscriptions may be managed by the user. Auto-renewal may be turned off by going to the user's Account Settings after purchase. Cancellation of the current subscription is not allowed during an active subscription period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://laiyuzone.xyz/jisuanqi/privacy.html
Screenshots
Verdict
The clearest difference is rating: Basic Calculator+ at 4.9 against Calculator .'s 3.2. Basic Calculator+ also leads on in-app purchases (none vs 4) and ratings volume (261K vs 9). Calculator .'s advantage is ads (none vs shown) and update cadence (fortnightly vs every 4 months). On price, 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. Calculator . sells 4 in-app purchases, starting at $4.99 per 7 days. Basic Calculator+ asks for nothing beyond the download.
Basic Calculator+ holds the better App Store score, 4.9 against 3.2. That said, the two scores are not equally well evidenced: Basic Calculator+ has 261K ratings behind it against 9, so its average is the more settled of the two.
Basic Calculator+ ships an update every 4 months, Calculator . fortnightly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.
| Parameter | Basic Calculator+ | Calculator . |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (261K ratings) — better | 3.2 (9 ratings) |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 261K — better | 9 |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 50 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Best Free Apps | Hong Kong Global Cross-Border E-Commerce Co., Limited |
Bugs and requests
Basic Calculator+
Reported bugs
2 issues- Incorrect calculation results
- Ads covering the screen
Requested features
3 requests- Add fraction button
- Implement order of operations
- Include memory function
Calculator .
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Basic Calculator+
No in-app purchases
Calculator .
- Weekly Peak3 Days trial$4.997 Days
- Weekly Ring3 Days trial$9.997 Days
- Yearly Peak$39.991 Year
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- Yearly Ring$39.991 Year









