物理計算機 vs cFormula
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
物理計算機
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高校で習う物理公式を基本にした計算機です。 ※本アプリは正式な教育カリキュラムに則ったツールではありません。アプリ上の不具合で生じる不都合については責任負い兼ねますことご了承ください。
cFormula
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Customize formulas and calculate at any time. I want to calculate using formulas, but most apps have built-in formulas. There are countless formulas in the world, and it is not easy to find the formula you need to use. Now you can create your own formula within 1 minute. Just 3 steps: 1. Take a photo or select a formula image in the album. 2. Add variables. 3. Enter an expression containing variables. The formula creation is completed, and the calculation is completed instantly by inputting the numerical value of the variable. 【 Main functions 】 ——Take pictures and crop them. ——Select an image and crop it. ——Set formula variables, support uppercase and lowercase letters in English and Latin, and support subscripts. ——A dedicated keyboard for expression input, simple and easy to use. ——Check the expression and prompt for incorrect positions. ——Number specific keyboard, clear and easy to use. ——Supports angle or radian calculation settings. ——Supports calculations such as arithmetic, exponent (power), root, trigonometric function, logarithm, etc. ——Support Scientific notation and factorial calculation. ——Supports constant inputs such as e and π. ——ICloud cloud synchronization creates formulas that are shared across multiple devices and can be used anytime. ——Support restoring after deletion. The deleted formula will be permanently deleted after 30 days. Tip: 1. The simplest formula is to have no images, no variables, and only expressions. You can use it to calculate mathematical formulas with fractions and multiple parentheses. Can be used all at once, next time clear the expression and input a new one. 2. The image of the formula is used to compare the input variable values during use. You can take photos of formulas on books, computer screens, or handwrite them. You can also use other software to edit screenshots of formulas. 3. The dedicated keyboard for expression input is for convenience and ease of use. You can also paste functions that the keyboard does not support in the expression input box, which may bring surprises.
Screenshots
Verdict
The clearest difference is in-app purchases: 物理計算機 at none against cFormula's 1. cFormula's advantage is device support and iOS requirement (13.0 vs 15.5). On price 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. cFormula sells 1 one-off in-app purchase. 物理計算機 asks for nothing beyond the download.
| Parameter | 物理計算機 | cFormula |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 5 months |
| Ads | — | Yes |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 15.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Risako Asai | 疆 边 |
In-app purchases
物理計算機
No in-app purchases
cFormula
- Fully unlock app$1.99









