addition calc vs 合計計算機
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
addition calc
This calculator app clearly displays inputs and sums on separate rows for easy understanding. Perform basic arithmetic operations with large, accessible buttons. Customize decimal places and rounding for precise calculations.
- Separate input and sum display
- Large buttons for easy input
- Supports four input operations
- Customizable decimal places
- Adjustable rounding settings
- Optional vibration feedback
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The input (lower row) and the sum (upper row) are separated, so you can always understand the answer. How to use is simple, just enter the numbers and press the add button. Four input operations can be performed on the input (lower row), and the results can be added. You can set the total number of decimal places and rounding. You can also activate the vibrator when you touch the iPhone.
合計計算機
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合計のみを計算するアプリです。入力したものを単純に合計します。
Screenshots
Verdict
The clearest difference is device support: addition calc at 3 against 合計計算機's —. addition calc also leads on iOS requirement (9.3 vs 16.4). On price 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 | addition calc | 合計計算機 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Monthly | — |
| Ads | No | — |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 9.3 — better | 16.4 |
| Further details — not scored | ||
| Size | 13 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Shozo Obayashi | Risako Asai |
In-app purchases
addition calc
No in-app purchases
合計計算機
No in-app purchases









