# The Time Calculator - SCAVE — Easy time calculation.

> A calculator for performing time-based arithmetic and unit conversions. (iPhone/iPad app by Jaehyuk Lee.)

- Source: https://appshunter.io/ios/app/the-time-calculator-scave/id1547054522 (this page in markdown: same URL + `.md`)
- Developer: [Jaehyuk Lee](https://appshunter.io/developer/1541853421)
- Category: Productivity, Utilities
- Price: Free
- Rating: 3.00/5 from 2 App Store ratings · 50 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 4 MB
- Languages: English
- Released: 2020-12-31
- Data updated: 2026-06-10
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/the-time-calculator-scave/id1547054522/reviews.md

## What is The Time Calculator?

As the name implies, the time calculator is a calculator that calculates time.
You can easily perform all time calculations from time cards, attendance records, time sheets, etc. to time addition, subtraction, multiplication, division, as well as percentage calculation.
Since it is equipped with a memory function, those who can use the memory button on a calculator can use it as it is.
You can also convert the time unit of the calculation result into hours, minutes, seconds, and days and display it.
Please use it for work that requires time calculation, such as when totaling working hours or editing videos.

## Key features

- Time addition and subtraction
- Time multiplication and division
- Percentage calculation
- Time unit conversion (hours, minutes, seconds, days)
- Memory function
- Suitable for work hours and video editing

## Recent user reviews (10 of 50)

All indexed reviews: https://appshunter.io/ios/app/the-time-calculator-scave/id1547054522/reviews.md

### 4/5 — シンプルで使えるアプリ

*2026-04-26, version 1.1.5*

勤務時間の月集計表が手書きのためエクセルの表計算が使えなくこちらの電卓があればすぐに集計が出来重宝します

### 4/5 — とても助かる

*2025-12-15, version 1.1.5*

これは使える、ただ足した後に足した時間が消えてしまい何行か足しているとどこまで足したか分からなくなり振り出しに戻らなければならないのが難点

### 5/5 — 簡単にできる

*2025-10-19, version 1.1.5*

パートの時給計算をタイムカード通り、1分単位で各自しなければいけないので、休憩時間抜いたり面倒な計算がすぐにできて、大変便利です！急いでる時も助かります。

### 2/5 — レビューを書く

*2025-10-12, version 1.1.5*

アプ起動のたびに「レビューを書く」というダイアログが前面に出てきてじゃまくさい。電卓機能は普通

### 5/5 — 時間計算

*2025-08-04, version 1.1.5*

早く計算出来て助かる

### 3/5 — 思ったよりつかいやすい

*2025-08-02, version 1.1.5*

時間計算の説明書に戸惑ったが慣れれば使いやすいと思います。

### 5/5 — 使い易い

*2025-07-30, version 1.1.5*

使い易い

### 5/5 — 使い易い

*2025-07-26, version 1.1.5*

簡単な操作で簡単入力

### 5/5 — 超絶便利

*2025-07-24, version 1.1.5*

もっと早く知りたかった！

### 4/5 — 便利

*2025-07-22, version 1.1.5*

便利で助かってます。

## Frequently asked questions about The Time Calculator

### What is The Time Calculator used for?

The Time Calculator is designed for easy time-based calculations, including time cards, attendance records, and time sheets. It can perform addition, subtraction, multiplication, division, and percentage calculations with time units.

### Does The Time Calculator have ads?

Yes, The Time Calculator contains advertisements. It is a free application supported by ads.

### What types of time calculations can The Time Calculator perform?

It supports basic arithmetic operations like addition, subtraction, multiplication, and division on time values. It also includes percentage calculations and can convert results into hours, minutes, seconds, and days.

### Is The Time Calculator available on multiple devices?

Yes, The Time Calculator is supported on iPhone, iPad, and iPod devices.

### How often is The Time Calculator updated?

The latest version, 1.1.5, was released on February 22, 2022. Updates are provided by the developer, Jaehyuk Lee.

### What is the age rating for The Time Calculator?

The Time Calculator has an age rating of 4+, making it suitable for a wide range of users.

### Can The Time Calculator be used for professional work?

Yes, it is recommended for work that requires time calculation, such as totaling working hours or editing videos, due to its specialized features.

### What is the user rating for The Time Calculator?

The Time Calculator has a rating of 3.0 stars based on 2 reviews.

## Version history (last 5 releases)

### 1.1.5 — 2022-02-22

Bug fix

### 1.1.3 — 2022-02-20

Fixed a minor bug.

### 1.1.2 — 2022-02-16

No release notes.

### 1.0.8 — 2021-11-03

No release notes.

### 1.0.7 — 2021-06-30

No release notes.

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All apps by Jaehyuk Lee: https://appshunter.io/developer/1541853421

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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 2026-06-10.*