Basic Calculator vs Quatuordecuple Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Basic Calculator
A user-friendly calculator app offering a clean interface with large buttons and customizable themes. It supports basic arithmetic, memory functions, and large number displays, with options to remove ads.
- Large buttons and clear numbers
- 12-17 customizable skins/themes
- Basic arithmetic, percentages, square root
- Memory keys (M+, M-, MR, MC)
- Large number mode (up to 60 digits)
- Copy and paste functionality
- Ad removal via in-app purchase
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Big buttons, clear numbers and a look for every taste – a calculator that is simply pleasant to use, every day. Pick a design you like: 12 skins on iPhone and 17 on iPad – classic, minimal, dark, colorful, space, kids and more. FEATURES - Add, subtract, multiply, divide, percentages and square root - Memory keys: M+, M−, MR, MC - Large numbers mode: up to 60 digits, never shown in scientific notation - Optional thousands separators for easier reading - Backspace, CE and ± keys for quick corrections - Copy and Paste buttons - Memory and the last result are kept even after you close the app - Key click sound (can be turned off) - iPad: portrait and landscape, works side by side with other apps - Remove ads with a one-time in-app purchase The interface is available in 24 languages: English, Bulgarian, Chinese (Simplified and Traditional), Czech, Danish, Dutch, Finnish, French, German, Greek, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovak, Spanish, Swedish and Turkish. Privacy Policy: https://calculator-app-free.com/privacy-policy/ Terms of Use: https://calculator-app-free.com/terms-of-use/
Quatuordecuple Calc
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Display 20 calculators and perform calculations with each one.
Screenshots
Verdict
The clearest difference is in-app purchases: Quatuordecuple Calc at none against Basic Calculator's 1. Quatuordecuple Calc also leads on update cadence (every 2 weeks vs every 2 months). On price, ads, 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. Basic Calculator sells 1 one-off in-app purchase. Quatuordecuple Calc asks for nothing beyond the download.
Basic Calculator ships an update every 2 months, Quatuordecuple Calc every 2 weeks. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.
| Parameter | Basic Calculator | Quatuordecuple Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (3.3K ratings) — better | — |
| Positive reviews | 76.1% of reviews | — |
| Number of ratings | 3.3K — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 102 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | MobArts | Hideaki Uchikoshi |
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
Quatuordecuple Calc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Basic Calculator
- Remove Ads: Math & Percentage$0.99
Quatuordecuple Calc
No in-app purchases
Questions
Is Basic Calculator free?
Is Quatuordecuple Calc free?
Do Basic Calculator or Quatuordecuple Calc have ads?
Which is updated more often, Basic Calculator or Quatuordecuple Calc?
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