T vs W電卓
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
T
This app offers a dual calculator interface, allowing side-by-side or stacked calculations. Easily transfer results between calculators with a single touch for complex computations. It displays formulas for clarity and allows copying results to your device's memory.
- Two calculators in one
- Copy and paste results between calculators
- Input results from one calculator to another
- Formula display
- Copy results to device memory
- Supports basic arithmetic operations
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A simple and easy-to-use calculator app that combines two calculators into one. Calculators are displayed side by side when the screen is horizontal, and vertically when the screen is vertical. In addition to being able to perform separate calculations with each calculator, calculation results can be also copy and paste with one touch, so you can perform other calculations during calculations, making it even more convenient to use than you might imagine. There is also a paid version without ads. Please try it first. https://apps.apple.com/jp/app/twin-calc/id1619292082 【feature】 1. Calculation results can be copy and paste between two calculators with one touch. 2. The result calculated can be input from one calculator to the other with one touch. ・When press the "→" key, the calculation result of the left calculator is entered at the end of the formula on the right calculator. ・When press the "←" key, the calculation result of the right calculator is entered at the end of the formula on the left calculator. 3. add, subtract, multiply and divide is performed. Do multiplication and division first, then add and subtract. 4. Display the formula The entered formula is displayed under the result, so you can easily check the operations. 5. Calculation results can be copied to iPhone’s memory Calculation results can be pasted into other apps as text , so transcription errors will not occur. Example of use When you find a product for 988 yen for 3 pieces and a product for 1245 yen for 4 pieces while shopping, you can easily calculate "Which is cheaper?" And “How cheaper?"with this calculator. 1) Use the left and right calculators to find the unit price of the product (unit price = product price/number). 2) Tap the "- key" and "arrow key" on either the left or right calculator to calculate the unit price difference. Limitations ・Answer can be calculated up to 9 digits, minimum 0.000000001.
W電卓
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2つの電卓を並べて比較できるシンプルな計算アプリです。価格や単価の比較、割引計算などを素早く行えます。
Screenshots
Verdict
The clearest difference is update cadence: T at weekly against W電卓's every 2 months. On price, ads, 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.
T ships an update weekly, W電卓 every 2 months. The most recent releases landed on October 30, 2026 and September 30, 2026 respectively.
| Parameter | T | W電卓 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 4 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Hiroyuki Ueda | jun murase |
In-app purchases
T
No in-app purchases
W電卓
No in-app purchases
