iBigCalc vs Usagi Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iBigCalc
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Elevate your daily calculations with the Simple and Smart Calculator. Designed for those who value efficiency and clarity, our app provides a seamless experience for all your mathematical needs. Whether you’re a student, professional, or just need to split a bill, our intuitive interface ensures you get accurate results instantly without any unnecessary clutter. Key Features: + Clean UI: A minimalist design that stays out of your way. + Smart History: Easily track and reuse your previous calculations. + Precision & Speed: Fast processing for both basic and complex math. Simple to use, smart in performance. Download now and make math effortless!
Usagi Calc
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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: +, -, ×, ÷. 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 • ± : Toggle sign • CE : Clear the current entry • C : Reset everything • ⌫ : 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 --- • Anyone who wants a simple, standard calculator • People who like to review past calculations • Fans of cute, minimal app design • Users who don't need a scientific calculator — just the basics • Quick math while shopping or tracking expenses ()() ('x') ..wwW..ww.._ ~ Everyday math, made cuter with a bunny ~
Screenshots
Verdict
The clearest difference is ads: Usagi Calc at none against iBigCalc's shown. Usagi Calc also leads on iOS requirement (13.0 vs 17). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | iBigCalc | Usagi Calc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17 | 13.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Manh Phi Nguyen | Takashi Kuwahara |
In-app purchases
iBigCalc
No in-app purchases
Usagi Calc
No in-app purchases
Questions
Is iBigCalc free?
Is Usagi Calc free?
Do iBigCalc or Usagi Calc have ads?
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