Just A Calc vs PuchCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Just A Calc
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This is Just A Calculator, nothing more, nothing less. The calculator will perform addition, subtraction, multiplication, division, percentage calculations, and find the square root. This will allow a maximum 38 digits to the left of the decimal and a maximum of 12 digits to the right of the decimal. This was developed primarily for the iPhone, however it will work on any iOS device.
PuchCalc
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<Fashionable function> You can choose the design from 13 themes. You can also change the shape and font of the buttons, expanding the range of designs. <Convenient for shopping> Just add them in the order of purchase, and the total amount will be displayed in the history. ・In parentheses are tax-included ・When automatic recalculation is on, the calculation history can be recalculated. Even if you add it by mistake, it will be automatically recalculated by deleting the wrong line. ・Consumption tax calculation is also displayed automatically. <Calculation history function> The calculation remains as a history and can be reconfirmed after the calculation. The calculation history can be shared externally, and can be sent to e-mail, Twitter, etc. Features) ・Fashionable function:You can choose the overall design, button shape and font. ・Calculation history function:The calculation remains as a calculation history. ・Calculation history sharing function:The calculation history can be sent to an external compatible app. ・Compatible with iPad ・Language support:It is displayed in the supported languages according to the set languages of Japanese, English, and iOS. *Advertisement will be displayed. *Advertisement non-display PuchCalc Pro is also available, please use it.
Screenshots
Verdict
The clearest difference is ads: Just A Calc at none against PuchCalc's shown. Just A Calc also leads on iOS requirement (12.0 vs 14.1). PuchCalc's advantage is update cadence (monthly vs every 38 months). 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.
Just A Calc ships an update every 38 months, PuchCalc monthly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.
| Parameter | Just A Calc | PuchCalc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 38 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.1 |
| Further details — not scored | ||
| Size | 10 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Tom Doherty | Jutaro Kimura |
In-app purchases
Just A Calc
No in-app purchases
PuchCalc
No in-app purchases
Questions
Is Just A Calc free?
Is PuchCalc free?
Do Just A Calc or PuchCalc have ads?
Which is updated more often, Just A Calc or PuchCalc?
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