# primasub vs World Clock

The clearest difference is review sentiment: World Clock at 100% against primasub's 0%. primasub's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. World Clock sells 3 in-app purchases, starting at $4.99 per month. primasub asks for nothing beyond the download.

## The numbers

| Metric | primasub | World Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/world-clocktimezone-converter/id6759943378/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Freemium |
| Size | 74 MB | 32 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [MSORG DEVELOPERS LTD](https://appshunter.io/developer/1622984896) | [Apphaze](https://appshunter.io/developer/1856021247) |

## What reviewers say

### primasub

[App page](https://appshunter.io/ios/app/primasub/id6502229061)

This app simplifies mobile management by offering easy airtime and data top-ups, along with effortless bill payments for utilities and cable services. It aims to provide a stress-free mobile experience by consolidating essential services into one convenient iOS application.

**Highlights:** Airtime recharge, Data top-up, Utility bill payments, Cable bill payments, Streamlined mobile management, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### World Clock

[App page](https://appshunter.io/ios/app/world-clocktimezone-converter/id6759943378)

Easily track time across multiple cities with visual gradients and an intuitive converter. Organize contacts by time zone, calculate dates, and utilize customizable widgets. Works offline for core functionality.

**Highlights:** Instant time conversion with visual slider, Hourly timeline grid with overlapping work times, Organize contacts into groups by time zone, Date and duration calculator, Customizable widgets for home screen, Offline functionality for core features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| World Clock Pro Monthly | $4.99 | per month |
| World Clock Pro Yearly | $19.99 | per year |
| World Clock Pro Lifetime Access | $29.99 | one-time |


## Frequently asked questions

### Is primasub free?

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

### Is World Clock free?

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

### Do primasub or World Clock have ads?

Neither primasub nor World Clock shows ads.

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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.*