# VOOL vs Tempus World Clock

The clearest difference is price: VOOL at Free against Tempus World Clock's $1.99. Tempus World Clock's advantage is update cadence (weekly vs fortnightly) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

VOOL is free to download; Tempus World Clock costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

VOOL ships an update fortnightly, Tempus World Clock weekly. Both last shipped on October 4, 2026.

## The numbers

| Metric | VOOL | Tempus World Clock |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tempus-world-clock/id6757654219/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Paid |
| Size | 125 MB | 46 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [MultiCharge OU](https://appshunter.io/developer/1625724556) | [Viktor Gamov](https://appshunter.io/developer/1868107656) |

## What reviewers say

### VOOL

[App page](https://appshunter.io/ios/app/vool-smart-ev-charging/id1669222009)

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

**In-app purchases:** none


### Tempus World Clock

[App page](https://appshunter.io/ios/app/tempus-world-clock/id6757654219)

Easily track multiple time zones with customizable clocks for people and places. Convert times instantly, find optimal meeting slots across different regions, and view city details including weather and sunrise/sunset.

**Highlights:** Customizable clocks with names and colors, Instant time conversion across zones, Meeting time finder with working hours, City detail view with weather and sunrise/sunset, Apple Watch app and complications, Home Screen widgets, iCloud sync across devices

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

**In-app purchases:** none


## Frequently asked questions

### Is VOOL free?

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

### Is Tempus World Clock free?

Tempus World Clock costs $1.99, with no in-app purchases.

### Do VOOL or Tempus World Clock have ads?

Neither VOOL nor Tempus World Clock shows ads.

### Which is updated more often, VOOL or Tempus World Clock?

VOOL ships an update fortnightly, and Tempus World Clock weekly. Most recently, VOOL was updated on October 4, 2026 and Tempus World Clock on October 4, 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.*