# DayTime vs World Time Clock Master

The clearest difference is monetization model: DayTime at free with in-app purchases against World Time Clock Master's subscription. DayTime also leads on iOS requirement (10.0 vs 17.0). World Time Clock Master's advantage is update cadence (fortnightly vs every 2 months) and review sentiment (67% vs 50%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. DayTime sells 2 in-app purchases, starting at $0.49 per 6 months and World Time Clock Master sells 9 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for DayTime against 4.6 for World Time Clock Master. That said, the two scores are not equally well evidenced: World Time Clock Master has 846 ratings behind it against 154, so its average is the more settled of the two. Written reviews are what separate them: 50% of DayTime's written reviews are positive against 67% of World Time Clock Master's.

DayTime ships an update every 2 months, World Time Clock Master fortnightly. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | DayTime | World Time Clock Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (154 ratings)](https://appshunter.io/ios/app/daytime/id440982690/reviews) | **[4.6 (846 ratings)](https://appshunter.io/ios/app/world-time-clock-master/id6448859727/reviews)** |
| Number of ratings | 154 | **846** |
| Positive reviews | 50.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 9 MB | 236 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Five Leaf Group LLC](https://appshunter.io/developer/440746031) | [Alex Komarov Inc.](https://appshunter.io/developer/364741805) |

## What reviewers say

### DayTime

[App page](https://appshunter.io/ios/app/daytime/id440982690)

This app brings sundial functionality to your device, calculating sun and moon positions, daylight length, and sunrise/sunset times based on your location. Plan outdoor activities, vacations, or simply stay informed about celestial events with detailed tracking and optional alarms.

**Highlights:** Sunrise and sunset time display, Daylight length calculation, Moonrise and moonset tracking, Global location support, Sun and moon position simulation, Optional alarms for celestial events

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe to DayTime | $0.49 | per 6 months |
| All Features, Forever | $1.99 | one-time |

**What reviewers like**

- 👍 Great for time keeping & Sabbath
- 👍 Useful for early morning/late day runs
- 👍 Accurate for exact location
- 👍 Good for flight planning
- 👍 Simple graphical representation

**What reviewers complain about**

- 🐛 Crashes when adding song alarm
- 🐛 Crashes after payment
- 🐛 App scrolls through future dates
- 🐛 Alarm sound not loud/long enough
- 🐛 Free version has poor features

**Reported bugs**

- Alarm doesn't work
- App crashes when adding song as alarm
- App crashes after payment
- App scrolls through future dates uncontrollably
- Location chosen is inaccurate

**Requested features**

- Widget option
- Change day start to Dawn
- Apple Watch version
- More sound alarm options
- Display set alarm on front page


### World Time Clock Master

[App page](https://appshunter.io/ios/app/world-time-clock-master/id6448859727)

Effortlessly manage multiple time zones with this app. Convert times instantly, schedule events, and view global clocks at a glance with interactive widgets. Features atomic accuracy and a vast database of locations.

**Highlights:** Multiple time zone display, Interactive time conversion, Event scheduling, Atomic time accuracy, Dynamic home screen widgets, List mode for text view, Real moon phases and sunrise/sunset

**Features:** Family Sharing

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $2.99 | per month |
| 3 months | $3.99 | per 3 months |
| 1 year | $11.99 | per year |
| 1 year | $11.99 | per year |
| 1 year | $19.99 | per year |
| Lifetime | $29.99 | one-time |
| Lifetime | $49.99 | one-time |
| Lifetime | $79.99 | one-time |
| Lifetime | $99.99 | one-time |

**What reviewers like**

- 🚀 Delightful scheduling assistance
- 👍 Feature improvement
- 👍 The best Timezone helper
- 👍 One of the best clocks around
- 👍 The Widget is so damn cool!

**What reviewers complain about**

- 🐛 Problemas al actualizar
- 🐛 Sticky signup interface
- 🐛 Demo not enough
- 🔒 NOT A FREE APP
- 💰 Terrible monetisation model compared to previous app

**Reported bugs**

- Lose all the registered locations after updating the app
- Sticky signup interface
- Widget doesn't work
- GMT and London currently have a 1 hour time difference between the two locations, but the app shows them the same time

**Requested features**

- Add the time difference in hours between the default location and other locations in both the widget and the app
- See my calendar events on the dial
- Make a paid tier that doesn't collect my data
- Add new event to a Calendar


## Frequently asked questions

### Is DayTime free?

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

### Is World Time Clock Master free?

World Time Clock Master is free to download, with in-app purchases available.

### Which has better reviews, DayTime or World Time Clock Master?

World Time Clock Master is rated higher. DayTime averages 4.6 out of 5 from 154 ratings, while World Time Clock Master averages 4.6 from 846 ratings.

### Do DayTime or World Time Clock Master have ads?

Neither DayTime nor World Time Clock Master shows ads.

### Which is updated more often, DayTime or World Time Clock Master?

DayTime ships an update every 2 months, and World Time Clock Master fortnightly. Most recently, DayTime was updated on November 6, 2026 and World Time Clock Master on November 7, 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.*