# ChronoMaster Air vs EPHJ SHOW

The clearest difference is update cadence: ChronoMaster Air at every 2 months against EPHJ SHOW's every 5 months. ChronoMaster Air also leads on iOS requirement (11.4 vs 15.1). EPHJ SHOW's advantage is device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.

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

ChronoMaster Air ships an update every 2 months, EPHJ SHOW every 5 months. The most recent releases landed on October 25, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | ChronoMaster Air | EPHJ SHOW |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 13 MB | 63 MB |
| Requires iOS | **11.4** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Witschi Electronic AG](https://appshunter.io/developer/1511963304) | [Eventmaker](https://appshunter.io/developer/417220593) |

## What reviewers say

### ChronoMaster Air

[App page](https://appshunter.io/ios/app/chronomaster-air/id1511963305)

**In-app purchases:** none


### EPHJ SHOW

[App page](https://appshunter.io/ios/app/ephj-show/id6479602884)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChronoMaster Air free?

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

### Is EPHJ SHOW free?

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

### Do ChronoMaster Air or EPHJ SHOW have ads?

Neither ChronoMaster Air nor EPHJ SHOW shows ads.

### Which is updated more often, ChronoMaster Air or EPHJ SHOW?

ChronoMaster Air ships an update every 2 months, and EPHJ SHOW every 5 months. Most recently, ChronoMaster Air was updated on October 25, 2026 and EPHJ SHOW on November 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.*