# Coord and Time Calculator — Easily Calculation with Colons

> Calculator for coordinate and time conversions, with history and expression editing. (iPhone/iPad app by Takafumi AMANO.)

- Source: https://appshunter.io/ios/app/coord-and-time-calculator/id880558688 (this page in markdown: same URL + `.md`)
- Developer: [Takafumi AMANO](https://appshunter.io/developer/581065340)
- Category: Utilities, Business
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 4 MB
- Languages: American English, Japanese
- Released: 2014-06-01
- Data updated: 2026-06-04
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/coord-and-time-calculator/id880558688/reviews.md

## What is Coord and Time Calculator?

This app is a straightforward calculator designed for coordinates and time. It excels in these specific calculations, making it user-friendly. With just one tap of a button, you can convert degrees-minutes-seconds into seconds and vice versa.

Furthermore, tapping a computation on the screen will copy the computation string to the clipboard. You can also edit numerical expressions by tapping on them. When the expression section is empty, tapping will display your input history, which can store up to 1,000 entries.

■ How to Use a Colon

- “4:” is equivalent to “4::,” which equals “4:00:00” or 4 hours, which is 14,400 seconds.
- “:1:30” is the same as “0:01:30” or just “90,” representing 1 minute and 30 seconds, which is equal to 90 seconds.
- “1:61” translates to “2:01:00” or “7260,” signifying 2 hours and 1 minute, which is 7260 seconds.
- “1.5:” can be expressed as “1:30:00” or simply “5400,” denoting 1 hour and 30 minutes, which is 5400 seconds.

■ Liability Disclaimer

ASTI disclaims all liability for any consequences arising from the use of the app. We accept no responsibility for any damages, injuries, or losses resulting from app usage.

## Key features

- Convert degrees-minutes-seconds to seconds
- Convert seconds to degrees-minutes-seconds
- Copy computation strings to clipboard
- Edit numerical expressions
- Input history up to 1,000 entries
- Colon-based time notation support

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/coord-and-time-calculator/id880558688/reviews.md

### 5/5 — Great

*2015-11-21*

This app does the job and it's free.

### 5/5 — Great!

*2015-07-06*

Simple, functional, free. What else would you want?

## Frequently asked questions about Coord and Time Calculator

### What is Coord and Time Calculator used for?

Coord and Time Calculator is designed for performing calculations related to coordinates and time. It allows for easy conversion between different time formats and coordinate notations, as well as copying results and editing expressions.

### How does Coord and Time Calculator handle time input with colons?

The app supports various colon notations for time input. For example, '4:' is treated as 4 hours, '1:30' as 1 minute and 30 seconds, and '1.5:' as 1 hour and 30 minutes, all convertible to seconds.

### Can I edit my calculations in Coord and Time Calculator?

Yes, you can edit numerical expressions by tapping on them directly within the app. This provides flexibility if you need to make adjustments to your input.

### Does Coord and Time Calculator save my past calculations?

The app features an input history that can store up to 1,000 entries. Tapping in the empty expression section will display this history for easy access to previous computations.

### What devices is Coord and Time Calculator compatible with?

Coord and Time Calculator is available for iPhone and iPad devices. It was released on June 1, 2014, and its latest version is 2.7.1, last updated on November 18, 2025.

### Is Coord and Time Calculator free to use?

Yes, Coord and Time Calculator is free to download and use. It also contains advertisements and offers in-app purchases.

### Does Coord and Time Calculator have ads?

Yes, Coord and Time Calculator contains advertisements. It is available for free with the option of in-app purchases.

### What is the age rating for Coord and Time Calculator?

Coord and Time Calculator has an age rating of 4+. This indicates it is suitable for users aged four and older.

## Version history (last 5 releases)

### 2.7.1 — 2025-11-18

- Supported iOS 26.

### 2.7 — 2024-10-19

- Supported iOS 18.
- Added Astronomy Mode (1 hour = 15°).

### 2.6.5 — 2023-11-04

- Fixed bugs.

### 2.6.4 — 2023-10-27

- Supported iOS 17.
- Fixed bugs.

### 2.6.3 — 2022-10-26

- Supported iOS 16.
- Supported Split View.

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All apps by Takafumi AMANO: https://appshunter.io/developer/581065340

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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 2026-06-04.*