# Surfers alarm - Surf's UP — Let's get up at sunrise time.

> Location-based alarm clock for sunrise and dawn times. (iPhone/iPad app by Mitsuhiro Shirai.)

- Source: https://appshunter.io/ios/app/surfers-alarm-surfs-up/id1483000191 (this page in markdown: same URL + `.md`)
- Developer: [Mitsuhiro Shirai](https://appshunter.io/developer/602643484)
- Category: Lifestyle, Utilities
- Price: Free
- Rating: 4.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 12.0 · 25 MB
- Languages: American English, Japanese
- Released: 2019-10-16
- Data updated: 2026-08-14
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/surfers-alarm-surfs-up/id1483000191/reviews.md

## What is Surfers alarm?

"Surfrs alarm - Surf's UP" is an alarm clock app that can calculate the time of dawn and sunrise and set an alarm.

The location information is got at the place where the alarm is set, and the dawn and sunrise times at that location are automatically calculated.
The time of dawn and sunrise can be easily set to the alarm time with a button.

You can tune the alarm time with the plus and minus buttons. Plus and minus buttons can be adjusted in 1-minute increments by tapping and in 10-minute increments by tapping and holding.

The condition once set is memorized, so next time you can set the alarm with the same condition with one tap. For examle, 10 minutes before sunrise, 20 minutes after dawn, etc..

You can set the alarm sound and the number of repetitions in the settings.
If you can't get up easily, you should increase the number of repetitions with select a longer alarm sound.

The app does not need to be running in the background. If you set an alarm, it can playback an alarm even if the app is completely died.


Note:
This app requires location information.  Cannot be used if location information getting is not allowed.
Use notification sound for alarm sound. If you don't allow notification, you won't hear an alarm sound.
For details, please refer on the support site. It can also be referenced from the app.

## Key features

- Automatic dawn and sunrise time calculation
- Location-based alarm setting
- One-tap alarm setup with saved conditions
- Adjustable alarm time in 1-minute increments
- Customizable alarm sound and repetition
- Works offline even when app is closed


## Frequently asked questions about Surfers alarm

### How does Surfers alarm calculate sunrise and dawn times?

Surfers alarm uses your device's location information to automatically calculate the precise times of dawn and sunrise for your specific area.

### Can I set alarms for times relative to sunrise or dawn with Surfers alarm?

Yes, you can easily set alarms for specific times before or after dawn and sunrise, such as 10 minutes before sunrise or 20 minutes after dawn, with a single tap.

### How do I adjust the alarm time in Surfers alarm?

You can fine-tune your alarm time in 1-minute increments by tapping the plus and minus buttons. For larger adjustments, you can tap and hold the buttons to change the time in 10-minute increments.

### Does Surfers alarm need to be running in the background to work?

No, Surfers alarm does not require background operation. Once an alarm is set, it can play even if the app is completely closed.

### What are the customization options for alarms in Surfers alarm?

In the settings, you can customize the alarm sound and the number of repetitions. This allows you to select a longer alarm sound or increase repetitions if you find it difficult to wake up.

### What permissions does Surfers alarm require?

Surfers alarm requires location information to calculate dawn and sunrise times. It also needs notification permissions to play alarm sounds.

### Is Surfers alarm available on Android devices?

Based on the provided data, Surfers alarm is currently supported on iPhone and iPod devices. Information on Android availability is not specified.

### How often is Surfers alarm updated?

The latest version of Surfers alarm was released on November 19, 2020. Further update frequency details are not provided.

## Version history (last 5 releases)

### 1.0.5 — 2020-11-19

Improved UI for the new iPhone12.

### 1.0.4 — 2020-03-17

Improved some UI.

### 1.0.3 — 2019-11-04

Fixed tiny bug.

### 1.0.2 — 2019-10-19

Fixed a bug in dark mode.

### 1.0.1 — 2019-10-17

Some UI changed.

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## More apps by Mitsuhiro Shirai

- [SimpleTide for marine sports](https://appshunter.io/ios/app/simpletide-for-marine-sports/id602646447)
- [Find JP zip code - ZipNoFinder](https://appshunter.io/ios/app/find-jp-zip-code-zipnofinder/id778634221)
- [Tide and Weather - SurfTide7](https://appshunter.io/ios/app/tide-and-weather-surftide7/id804623368)
- [MTSAT informatio Himawari-kun](https://appshunter.io/ios/app/mtsat-informatio-himawari-kun/id1105242641)
- [Surfing record - SurfLog7](https://appshunter.io/ios/app/surfing-record-surflog7/id1250734719)
- [RS Station (michi-no-eki map)](https://appshunter.io/ios/app/rs-station-michi-no-eki-map/id1356047174)

All apps by Mitsuhiro Shirai: https://appshunter.io/developer/602643484

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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 2026-08-14.*