# Gate4Mobile vs CheX（チェクロス）

The clearest difference is in-app purchases: Gate4Mobile at none against CheX（チェクロス）'s 1. Gate4Mobile also leads on iOS requirement (12.0 vs 17.0). CheX（チェクロス）'s advantage is update cadence (every 10 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. CheX（チェクロス） sells 1 one-off in-app purchase. Gate4Mobile asks for nothing beyond the download.

Gate4Mobile ships an update every 5 months, CheX（チェクロス） every 10 days. The most recent releases landed on September 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Gate4Mobile | CheX（チェクロス） |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 75 MB | 70 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JIRANSOFT Inc.](https://appshunter.io/developer/494481175) | [YSL Solution Co., Ltd.](https://appshunter.io/developer/404131444) |

## What reviewers say

### Gate4Mobile

[App page](https://appshunter.io/ios/app/gate4mobile/id1059262772)

**In-app purchases:** none


### CheX（チェクロス）

[App page](https://appshunter.io/ios/app/chex/id1289611667)

This app allows users to quickly view construction documents, add handwritten notes and photos directly onto blueprints, and share this information with others. It helps organize and update field information efficiently, preventing errors from outdated plans.

**Highlights:** High-speed blueprint viewing, Annotate with handwritten notes, Attach photos to documents, Cross-platform sharing (Windows/Mac), User permission controls, Organize large document sets

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month (30 days) | $28.99 | one-time |


## Frequently asked questions

### Is Gate4Mobile free?

Gate4Mobile is free to download, with no in-app purchases.

### Is CheX（チェクロス） free?

CheX（チェクロス） is free to download, with in-app purchases available.

### Do Gate4Mobile or CheX（チェクロス） have ads?

Neither Gate4Mobile nor CheX（チェクロス） shows ads.

### Which is updated more often, Gate4Mobile or CheX（チェクロス）?

Gate4Mobile ships an update every 5 months, and CheX（チェクロス） every 10 days. Most recently, Gate4Mobile was updated on September 28, 2026 and CheX（チェクロス） on October 11, 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.*