# Breaking Dawn Alarm vs Sunsync

The clearest difference is ads: Sunsync at none against Breaking Dawn Alarm's shown. Sunsync also leads on iOS requirement (15.6 vs 17.4). Breaking Dawn Alarm's advantage is update cadence (every 2 months vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Breaking Dawn Alarm ships an update every 2 months, Sunsync every 4 months. The most recent releases landed on September 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Breaking Dawn Alarm | Sunsync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/breaking-dawn-alarm/id1536097037/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 99 MB | 43 MB |
| Requires iOS | 17.4 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SK](https://appshunter.io/developer/488402744) | [Clusia LLC](https://appshunter.io/developer/1585054563) |

## What reviewers say

### Breaking Dawn Alarm

[App page](https://appshunter.io/ios/app/breaking-dawn-alarm/id1536097037)

Set custom alarms for dawn, sunrise, sunset, and dusk with adjustable offsets and repetition options. Personalize alarm sounds and notification settings. The app uses location services to accurately calculate and update celestial times.

**Highlights:** Alarms for dawn, sunrise, sunset, dusk, Adjustable time offsets, Weekly repetition options, Customizable alarm sounds, Notification length and count settings, App icon badge display, Background time updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Sunsync

[App page](https://appshunter.io/ios/app/sunsync/id6469003195)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Breaking Dawn Alarm free?

Breaking Dawn Alarm is free to download, with no in-app purchases.

### Is Sunsync free?

Sunsync is free to download, with no in-app purchases.

### Do Breaking Dawn Alarm or Sunsync have ads?

Breaking Dawn Alarm shows ads; Sunsync does not.

### Which is updated more often, Breaking Dawn Alarm or Sunsync?

Breaking Dawn Alarm ships an update every 2 months, and Sunsync every 4 months. Most recently, Breaking Dawn Alarm was updated on September 25, 2026 and Sunsync on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*