# CheX（チェクロス） vs SPIDER+

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

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

CheX（チェクロス） ships an update every 10 days, SPIDER+ every 5 weeks. The most recent releases landed on September 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | CheX（チェクロス） | SPIDER+ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Monetization | Free | — |
| Size | 70 MB | 202 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YSL Solution Co., Ltd.](https://appshunter.io/developer/404131444) | [SpiderPlus & Co.](https://appshunter.io/developer/452916604) |

## What reviewers say

### 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 It helps organize and update field information efficiently, preventing errors from outdated plans.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 |


### SPIDER+

[App page](https://appshunter.io/ios/app/spider-plus/id6771703215)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CheX（チェクロス） free?

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

### Is SPIDER+ free?

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

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

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

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

CheX（チェクロス） ships an update every 10 days, and SPIDER+ every 5 weeks. Most recently, CheX（チェクロス） was updated on September 25, 2026 and SPIDER+ 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.*