# CalcTri V1

> Calculator for right triangles and pipe centering, with history. (iPhone/iPad app by TOGUCHI, CO., LTD..)

- Source: https://appshunter.io/ios/app/calctri-v1/id1606476734 (this page in markdown: same URL + `.md`)
- Developer: [TOGUCHI, CO., LTD.](https://appshunter.io/developer/668415384)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 41 MB
- Languages: American English, Japanese
- Released: 2022-01-22
- Data updated: 2026-08-16
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/calctri-v1/id1606476734/reviews.md

## What is CalcTri V1?

You can use a simple calculator function, calculate a right triangle, and calculate the centering of a pipe.
It is based on the operation of a desktop calculator.
The calculator can be copied from the calculation history.
The calculation of a right triangle is calculated from the length and angle of the sides.
You can also enter the angle in degrees and minutes.
The centering of the pipe can be calculated as straight and 45 degrees

## Key features

- Basic calculator function
- Right triangle calculations
- Pipe centering calculations
- Angle input in degrees and minutes
- Copy calculation history

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/calctri-v1/id1606476734/reviews.md

### 4/5 — 使いやすいだけに残念

*2025-06-06*

計算Aを使った後計算Bに切り替えて、また計算Aに戻ると計算履歴が表示されないです。

### 5/5 — アプデ後計算履歴が残らない

*2025-05-07*

めっちゃ活用しています。

## Frequently asked questions about CalcTri V1

### What can CalcTri V1 calculate?

CalcTri V1 can perform basic calculations, solve for right triangles using side lengths and angles (including degrees and minutes), and calculate pipe centering for straight and 45-degree angles.

### Does CalcTri V1 have ads?

Yes, CalcTri V1 contains advertisements. As it is a free application, ads are used to support its development and availability.

### How does CalcTri V1 handle angle input?

For right triangle calculations, CalcTri V1 allows you to input angles in degrees and minutes, providing a higher level of precision for your measurements.

### Can I save or reuse calculations in CalcTri V1?

Yes, CalcTri V1 maintains a calculation history, and you can copy previous calculations directly from this history for reuse.

### What devices is CalcTri V1 available on?

CalcTri V1 is currently supported on iPhones. It is designed for the iOS platform.

### How often is CalcTri V1 updated?

CalcTri V1 was last updated on August 10, 2026, with version 1.9.70. The developer, TOGUCHI, CO., LTD., provides regular updates.

### What is the age rating for CalcTri V1?

CalcTri V1 has an age rating of 4+, making it suitable for a wide range of users, including younger individuals who may be learning basic geometry or calculation principles.

### Is CalcTri V1 free to use?

Yes, CalcTri V1 is available for free. However, it does include advertisements to support its operation.

## Version history (last 5 releases)

### 1.9.70 — 2026-08-10

1. Migration to Swift

### 1.9.64 — 2026-03-07

1.Bug fixes and performance improvements.

### 1.9.63 — 2026-01-08

1.Bug fixes and performance improvements.

### 1.9.62 — 2025-11-15

1.Bug fixes and performance improvements.

### 1.9.61 — 2025-11-06

1.Bug fixes and performance improvements.

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## More apps by TOGUCHI, CO., LTD.

- [鋼材tap V1](https://appshunter.io/ios/app/tap-v1/id668471425)
- [配管tap V1](https://appshunter.io/ios/app/tap-v1/id691673925)
- [Kouzaitap for iPad](https://appshunter.io/ios/app/kouzaitap-for-ipad/id1112838889)
- [配管tap for iPad](https://appshunter.io/ios/app/tap-for-ipad/id1123282391)

All apps by TOGUCHI, CO., LTD.: https://appshunter.io/developer/668415384

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-16.*