# WorldTime Calendar vs Teezee

The clearest difference is in-app purchases: Teezee at none against WorldTime Calendar's 3. Teezee also leads on device support (5 vs 3). WorldTime Calendar's advantage is update cadence (daily vs every 3 days). On price, ads and iOS requirement there is nothing between them.

Both are free to download. WorldTime Calendar sells 3 in-app purchases, starting at $0.39 per month. Teezee asks for nothing beyond the download.

WorldTime Calendar ships an update daily, Teezee every 3 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | WorldTime Calendar | Teezee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/teezee-visual-world-clock/id6790106315/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Monetization | — | Paid |
| Size | 10 MB | 43 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [均 周](https://appshunter.io/developer/6780701711) | [XenoCode](https://appshunter.io/developer/1834922938) |

## What reviewers say

### WorldTime Calendar

[App page](https://appshunter.io/ios/app/worldtime-calendar/id6780894412)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WorldTime Pro Monthly | $0.39 | per month |
| WorldTime Pro Half-Year | $1.49 | per 6 months |
| WorldTime Pro Lifetime | $1.99 | one-time |


### Teezee

[App page](https://appshunter.io/ios/app/teezee-visual-world-clock/id6790106315)

Visualize time zones as a visual timeline representing each city's day and night cycle. Easily compare times across different locations by dragging a shared cursor, eliminating the need for complex calculations.

**Highlights:** Visual day/night timelines for cities, Interactive time scrubbing, Real sunrise and sunset times, Home city offset display, iCloud sync across devices, Map-based city adding, Extensive city database

**Features:** Family Sharing, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is WorldTime Calendar free?

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

### Is Teezee free?

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

### Do WorldTime Calendar or Teezee have ads?

Neither WorldTime Calendar nor Teezee shows ads.

### Which is updated more often, WorldTime Calendar or Teezee?

WorldTime Calendar ships an update daily, and Teezee every 3 days. Most recently, WorldTime Calendar was updated on October 24, 2026 and Teezee on October 8, 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.*