# Chess Equalizer vs UNIMATIC World Clock

The clearest difference is update cadence: UNIMATIC World Clock at every 2 months against Chess Equalizer's every 19 months. UNIMATIC World Clock also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Chess Equalizer ships an update every 19 months, UNIMATIC World Clock every 2 months. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Chess Equalizer | UNIMATIC World Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (53 ratings)](https://appshunter.io/ios/app/unimatic-world-clock/id6651829973/reviews)** |
| Number of ratings | — | **53** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 26 MB | 43 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Sparling](https://appshunter.io/developer/1501109432) | [Alex Komarov Inc.](https://appshunter.io/developer/364741805) |

## What reviewers say

### Chess Equalizer

[App page](https://appshunter.io/ios/app/chess-equalizer/id6446383971)

**Features:** macOS Compatibility

**In-app purchases:** none


### UNIMATIC World Clock

[App page](https://appshunter.io/ios/app/unimatic-world-clock/id6651829973)

Easily view and convert time zones for cities worldwide. Coordinate meetings, schedule events, and share times instantly with friends and family across the globe. Access over 160,000 cities and major time zones.

**Highlights:** Global time access, Easy time conversion, Calendar event integration, Instant time sharing, Extensive city database

**In-app purchases:** none


## Frequently asked questions

### Is Chess Equalizer free?

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

### Is UNIMATIC World Clock free?

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

### Do Chess Equalizer or UNIMATIC World Clock have ads?

Neither Chess Equalizer nor UNIMATIC World Clock shows ads.

### Which is updated more often, Chess Equalizer or UNIMATIC World Clock?

Chess Equalizer ships an update every 19 months, and UNIMATIC World Clock every 2 months. Most recently, Chess Equalizer was updated on October 1, 2026 and UNIMATIC World Clock on September 22, 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.*