Basic Calculator vs Calculator Smart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Basic Calculator
A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.
- Large, easy-to-press buttons
- Multiple beautiful skins
- Basic arithmetic operations
- Standard memory functions
- Supports large numbers (up to 60 digits)
- Multitasking support (Split View, Slide Over)
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Calculator Free is a great free calculator with beautiful HD graphics and multiple skins! Features: - Supports multitasking on iPad devices - Split View and Slide Over features - Multiple beautiful skins - General calculations: adding, subtracting, multiplying, dividing, square-rooting - Standard memory functions: Memory Addition, Memory Subtraction, Memory Recall, Memory Clear - Thousands separators option - Can handle very large numbers - up to 60 digits! (never displays in scientific notation) - Large, easy to press buttons - Copy / Paste buttons - Key click sound effect The user interface is translated in the following languages: English, Spanish, French, Italian, German, Portuguese, Russian, Japanese, Chinese (simplified and traditional), Dutch, Norwegian, Danish, Korean, Turkish, Indonesian, Finnish, Swedish, Greek, Polish, Czech, Hungarian, Slovak, Bulgarian.
Calculator Smart
This app offers a powerful and precise calculator for everyday math and advanced scientific computations. It features a clean interface with large buttons, supporting complex equations, multiple modes, and intuitive input methods. Personalize your experience with colorful skins and custom icons.
- 30+ scientific operations
- Degrees and Radians support
- Parentheses and nested equations
- Intuitive input with slide-to-delete
- Copy & Paste results
- Apple Watch app and Lock Screen Widget
- Colorful skins and custom icons
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Calculator Smart is the most powerful and precise calculator for iPhone, iPad, and Apple Watch — built for everyday math and advanced scientific computations alike. Whether you need a quick percentage or a complex nested equation with parentheses, Calculator Smart handles it all with a clean, modern interface and lightning-fast big buttons. Scientific & Standard Modes • 30+ scientific operations including trigonometry, logarithms, and more • Degrees and Radians support • Parentheses and nested parentheses for complex equations • Output in Decimal or Scientific Notation (mantissa/exponent) Intuitive Input • Slide to delete wrong digits instantly • Double-tap or long-press to Copy & Paste results • Full External Keyboard support (Bluetooth & Smart Keyboard) • Three-digit grouping with locale-specific decimal and thousands separators Cross-Platform & Widgets • Apple Watch app with Complication shortcuts • Lock Screen Widget — calculate without unlocking your device • Messages Extension — share results directly in conversations • Multitasking: Slide Over and Split View (iPad) Personalization • Colorful skins to match your style • Custom App Icons that match your chosen skin • Button sound feedback for a satisfying tactile feel Universal Purchase — buy once, use on all your Apple devices. Download Calculator Smart for FREE today!
Screenshots
Verdict
Basic Calculator and Calculator Smart both sit at 4.8 stars, but that hides the real split: 74% of Basic Calculator's written reviews are positive against 36% of Calculator Smart's. Basic Calculator also leads on ratings volume (3.2K vs 494). Calculator Smart's advantage is device support (6 vs 3) and iOS requirement (13.0 vs 15.0). On price, rating, update cadence and ads 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. Basic Calculator sells 1 one-off in-app purchase and Calculator Smart sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for Basic Calculator against 4.7 for Calculator Smart. That said, the two scores are not equally well evidenced: Basic Calculator has 3.2K ratings behind it against 494, so its average is the more settled of the two. Written reviews are what separate them: 74% of Basic Calculator's written reviews are positive against 36% of Calculator Smart's.
Basic Calculator ships an update every 2 months, Calculator Smart every 4 months. The most recent releases landed on September 23, 2026 and September 12, 2026 respectively.
| Parameter | Basic Calculator | Calculator Smart |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (3.2K ratings) — better | 4.7 (494 ratings) |
| Positive reviews | 74.3% of reviews — better | 36.4% of reviews |
| Number of ratings | 3.2K — better | 494 |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac, Apple TV, Apple Watch — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 93 MB | 24 MB |
| Age rating | +4 | 4+ |
| Developer | MobArts | Miroslav Otsedarski |
Customer experience
Basic Calculator
Calculator Smart
Bugs and requests
Basic Calculator
Reported bugs
2 issues- Crashes or freezes after iOS updates
- Percent key not functioning correctly
Requested features
3 requests- Reinstate iPhone version
- Add scientific calculator functions
- Improve memory retention
Calculator Smart
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Basic Calculator
- Banner Ad Removal$0.99
Calculator Smart
- Colorful Skins and Remove Ads$1.99
- Colorful Skins$1.99
- Colorful Skins for Mac app$1.99
Questions
Is Basic Calculator free?
Is Calculator Smart free?
Which has better reviews, Basic Calculator or Calculator Smart?
Do Basic Calculator or Calculator Smart have ads?
Which is updated more often, Basic Calculator or Calculator Smart?
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