appCalculator vs PrefixCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
appCalculator
Read full descriptionHide full description
計算結果を記録するアプリです。 使い方は電卓と同じです。 操作方法 [AC]:入力中の計算式、演算子、数値をクリアします。 [+/-]:入力中の符号を変更します。 [←]:入力中の数値を一桁消します。 [C]:入力中の数値またか演算式をクリアします。 [=]:計算結果と計算式が一覧に表示されます。 [演算]:計算結果が青文字で表示されます。 ・左上のベルマークをタップするとボタンを押した時に振動するようになります。 ・右上のゴミ箱マークをタップすると一覧が全て消すことができます。 ・一覧は最大3行表示されます。 ・一覧をタップすると演算結果が入力欄に表示されます。 ・一覧を左にスワイプすると計算式の全体表示、行の削除が行えます。
PrefixCalc
Read full descriptionHide full description
This calculator supports Metric‑prefix such as kilo and giga. The calculator supports quetta (10^30) and quecto (10^-30), which were added in 2022. Main Functions ・Support for arithmetic operations (+ - ×÷) ・Results converted to Japanese numerals for display ・Delete one character at a time with the "DEL" button Press and hold to delete all ・Press and hold to copy calculation formulas and results English (Short scale, Long scale) and Chinese numerals can also be selected. ・Calculations that include prefixes such as 2M+1k, 2M×1μ, etc. Note: ・Very large numbers that exceed 200 digits may be rounded off for display and calculation purposes. Please note this when precision is required. ・Short scale and Long scale are currently supported up to 10^198. ・Kanji notation is supported up to 10^72. If it is greater than the number, it will be displayed in Arabic numerals.
Screenshots
Verdict
The clearest difference is device support: PrefixCalc at 3 against appCalculator's 1. PrefixCalc also leads on iOS requirement (12.0 vs 16.6). On price, ads and in-app purchases 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 | appCalculator | PrefixCalc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 48 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Masato Takahashi | YONAGARE LAB |
In-app purchases
appCalculator
No in-app purchases
PrefixCalc
No in-app purchases
Questions
Is appCalculator free?
Is PrefixCalc free?
Do appCalculator or PrefixCalc have ads?
Other comparisons















