Basic Calculator vs JustCalc
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. Privacy Policy: https://calculator-app-free.com/privacy-policy/ Terms of Use: https://calculator-app-free.com/terms-of-use/
JustCalc
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One app. Infinite calculations. Zero clutter. JustCalc redefines what a mobile calculator can be. By merging advanced computational power with a premium glassmorphic design, it delivers an elegant, all-in-one solution for students, professionals, and everyday users. Whether you are balancing finances, solving complex physics formulas, or converting global time zones, JustCalc adapts to your workflow and looks incredible doing it. ------------------------------- CORE FEATURES: • The Ultimate Engine: Basic, Scientific, Graphing, Chemistry, and Physics calculators built-in. • Everyday Utilities: Seamless conversions for Units, Currencies, Time Zones, and Health/BMI tracking. • Glassmorphic UI: A visually stunning experience featuring frosted glass, glowing accents, and fluid animations. • Total Customization: Drag and drop your most-used tools to the top of your grid, and long-press to personalize individual accent colors. • True Dark Mode: Fully optimized for late-night crunching to reduce eye strain. ------------------------------- Work smarter, calculate faster, and clear the clutter. Download JustCalc today.
Screenshots
Verdict
The clearest difference is in-app purchases: JustCalc at none against Basic Calculator's 1. JustCalc also leads on iOS requirement (13.0 vs 15.0). Basic Calculator's advantage is device support. On price 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. JustCalc asks for nothing beyond the download.
| Parameter | Basic Calculator | JustCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (3.2K ratings) — better | — |
| Positive reviews | 75.9% of reviews | — |
| Number of ratings | 3.2K — better | — |
| Update frequency | Every 2 months | — |
| Ads | Yes | — |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 100 MB | 24 MB |
| Age rating | +4 | 4+ |
| Developer | MobArts | Hean Zhen Gooi |
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
JustCalc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Basic Calculator
- Banner Ad Removal$0.99
JustCalc
No in-app purchases









