# STOCK WATCH 在庫監視アプリ vs ZaiCode

The clearest difference is in-app purchases: STOCK WATCH 在庫監視アプリ at none against ZaiCode's 1. STOCK WATCH 在庫監視アプリ also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. ZaiCode sells 1 in-app purchase, starting at $1.99 per month. STOCK WATCH 在庫監視アプリ asks for nothing beyond the download.

STOCK WATCH 在庫監視アプリ ships an update every 5 weeks, ZaiCode every 4 months. The most recent releases landed on August 22, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | STOCK WATCH 在庫監視アプリ | ZaiCode |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Size | 77 MB | 11 MB |
| Requires iOS | **9.0** | 14.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [131KR CORPORATION](https://appshunter.io/developer/1209948426) | [barnet Inc.](https://appshunter.io/developer/1203142034) |

## What reviewers say

### STOCK WATCH 在庫監視アプリ

[App page](https://appshunter.io/ios/app/stock-watch/id1256889815)

**Features:** Vision Pro support

**In-app purchases:** none


### ZaiCode

[App page](https://appshunter.io/ios/app/zaicode/id1556809830)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZaiCodeサブスクリプション | $1.99 | per month |


## Frequently asked questions

### Is STOCK WATCH 在庫監視アプリ free?

STOCK WATCH 在庫監視アプリ is free to download, with no in-app purchases.

### Is ZaiCode free?

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

### Do STOCK WATCH 在庫監視アプリ or ZaiCode have ads?

ZaiCode shows ads; STOCK WATCH 在庫監視アプリ does not.

### Which is updated more often, STOCK WATCH 在庫監視アプリ or ZaiCode?

STOCK WATCH 在庫監視アプリ ships an update every 5 weeks, and ZaiCode every 4 months. Most recently, STOCK WATCH 在庫監視アプリ was updated on August 22, 2026 and ZaiCode on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*