# Sun Times vs Binary Clock

The clearest difference is in-app purchases: Binary Clock at none against Sun Times's 3. Binary Clock also leads on ads (none vs shown). Sun Times's advantage is update cadence (monthly vs every 12 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Sun Times sells 3 in-app purchases, starting at $3.99 per month. Binary Clock asks for nothing beyond the download.

Sun Times ships an update monthly, Binary Clock every 12 months. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sun Times | Binary Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (297 ratings)](https://appshunter.io/ios/app/sun-times-sunrise-and-sunset/id1155176392/reviews)** | — |
| Number of ratings | **297** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 12 months |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 0 MB |
| Requires iOS | **16.0** | 17.2 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ASN GROUP LLC](https://appshunter.io/developer/1055249221) | [Sayan Goswami](https://appshunter.io/developer/1724985919) |

## What reviewers say

### Sun Times

[App page](https://appshunter.io/ios/app/sun-times-sunrise-and-sunset/id1155176392)

Track local sunrise and sunset times with a beautiful calendar interface. Plan your days by viewing solar noon, twilight, and day length for unlimited locations worldwide. Receive timely notifications and sync with your Apple Watch.

**Highlights:** Local sunrise and sunset times, Unlimited global locations, Solar Noon and Twilight, Day Length tracking, Sun time notifications, Built-in Calendar for planning, Apple Watch app

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sun Times Pro (monthly) | $3.99 | per month |
| Sun Times Pro (Year) | $19.99 | per year |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Useful for photographers
- 👍 Good for planning runs
- 👍 Helps understand day length
- 👍 Provides sunrise/sunset times
- 👍 Useful for timing activities

**What reviewers complain about**

- 🐛 App not updated
- 🐛 Yearly fee egregious
- 🐛 Shills for TikTok
- 🐛 Ads prevent navigation
- 🐛 Purchase restore fails

**Reported bugs**

- App hasn't been working
- Black screen on main screen
- Date selector function broke
- Apple Watch feature does not update
- Calendar part doesn't work

**Requested features**

- Widgets for lock screen
- Widgets for notification screen
- Watch face
- Ability to recalibrate location
- Ability to change home location


### Binary Clock

[App page](https://appshunter.io/ios/app/binary-clock-view-time-in-bcd/id6475730187)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sun Times free?

Sun Times is free to download, with in-app purchases available.

### Is Binary Clock free?

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

### Do Sun Times or Binary Clock have ads?

Sun Times shows ads; Binary Clock does not.

### Which is updated more often, Sun Times or Binary Clock?

Sun Times ships an update monthly, and Binary Clock every 12 months. Most recently, Sun Times was updated on November 2, 2026 and Binary Clock on October 25, 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.*