Comparison

OTenkeyCalc vs Usagi Calc

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OTenkeyCalc

Features
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Numeric ten keypad calculator that also displays the current temperature and weather at your current location * Weather information source: Apple Weather Service https://developer.apple.com/weatherkit/data-source-attribution/ https://support.apple.com/ja-jp/105038

About

Usagi Calc

Features
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A simple, easy-to-use standard calculator with a cute white bunny mascot. Perfect for everyday shopping, household budgeting, or quick calculations at work. If you're looking for a no-frills, intuitive calculator without the clutter of unnecessary functions, this app is for you. ◆ Simple Four Operations Focus on the basics: +, -, ×, Ãˇ. No complicated scientific mode — just open the app and start calculating right away. ◆ Easy-to-Read Comma Separators Numbers are automatically formatted with commas (1,234,567) as you type and in the result. Even large numbers are easy to read at a glance. ◆ Automatic Calculation History Past expressions and results stay visible at the top of the screen. Scroll back through previous calculations — no more "wait, what did I just calculate?" moments while doing your budget or expenses. ◆ "00" Button Included Enter two zeros at once with the dedicated "00" button. Crunching big numbers becomes much faster. ◆ Intuitive Function Buttons â€ĸ Âą : Toggle sign â€ĸ CE : Clear the current entry â€ĸ C : Reset everything â€ĸ âŒĢ : Backspace one character ◆ Cute White Bunny Design A friendly white bunny sits beside the display, adding a little warmth between calculations. The calm mint-green color palette is easy on the eyes, even after long use. ◆ iPhone & iPad Support Optimized layouts for both your iPhone and iPad. ◆ Light and Snappy A simple design means snappy performance — open it up, do the math, you're done. --- Great For --- â€ĸ Anyone who wants a simple, standard calculator â€ĸ People who like to review past calculations â€ĸ Fans of cute, minimal app design â€ĸ Users who don't need a scientific calculator — just the basics â€ĸ Quick math while shopping or tracking expenses ()() ('x') ..wwW..ww.._ ~ Everyday math, made cuter with a bunny ~

Screenshots

OTenkeyCalc1 screens
Usagi Calc1 screens

Verdict

The call

The clearest difference is ads: Usagi Calc at none against OTenkeyCalc's shown. Usagi Calc also leads on iOS requirement (13.0 vs 16.7.10). On price, in-app purchases and device support 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

CostPrice ¡ In-app purchases ¡ Ads ¡ Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences ¡ 4 level
OTenkeyCalc versus Usagi Calc: the parameters behind the verdict, then further details
ParameterOTenkeyCalcUsagi Calc
PriceFreeFree
Update frequencyEvery 2 weeks—
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.7.1013.0 — better
Further details — not scored
Size37 MB21 MB
Age rating4+4+
DeveloperHideaki UchikoshiTakashi Kuwahara

In-app purchases

None

OTenkeyCalc

No in-app purchases

None

Usagi Calc

No in-app purchases

Questions

Is OTenkeyCalc free?
OTenkeyCalc is free to download, with no in-app purchases.
Is Usagi Calc free?
Usagi Calc is free to download, with no in-app purchases.
Do OTenkeyCalc or Usagi Calc have ads?
OTenkeyCalc shows ads; Usagi Calc does not.

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