CalcKX vs Calculator Ultra
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
CalcKX
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FREE - NO ADVERTISING An easy to use basic calculator for iPhone and iPad with separate display area for calculations. Special gimmick: have fun while looking for Easter Eggs!
Calculator Ultra
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Calculator Ultra is a fast, accessible calculator designed for everyday use. CALCULATE WITH CONFIDENCE ā¢ Large, easy-to-tap keys ā¢ Live expression and result display ā¢ Memory functions, percentages, sign changes, and scientific tools ā¢ Calculation history with notes MORE THAN A CALCULATOR ā¢ Convert units and currencies ā¢ Calculate durations and date differences ā¢ Use the interactive Home Screen widget ā¢ Work in portrait or a dedicated landscape layout ā¢ Everyday calculations work offline; currency rates refresh online when available MAKE IT YOURS ā¢ Four polished themes stored on your device ā¢ Midnight, Graphite, Porcelain, and Forest styles ā¢ Consistent colors throughout the interface BUILT FOR EVERYONE ā¢ English is the default language ā¢ Supports Thai, Spanish, French, German, Japanese, Korean, Simplified Chinese, and Arabic ā¢ VoiceOver-friendly labels and right-to-left layout support No account or sign-in is required.
Screenshots
Verdict
The clearest difference is iOS requirement: CalcKX at 14.1 against Calculator Ultra's 17.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CalcKX | Calculator Ultra |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days | ā |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 14.1 ā better | 17.0 |
| Further details ā not scored | ||
| Size | 1 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Martin Kowollik | phakin chatngamapichat |
In-app purchases
CalcKX
No in-app purchases
Calculator Ultra
No in-app purchases
Questions
Is CalcKX free?
Is Calculator Ultra free?
Do CalcKX or Calculator Ultra have ads?
Other comparisons
