# Store Watcher vs Unit Choice

The clearest difference is in-app purchases: Store Watcher at none against Unit Choice's 2. Unit Choice's advantage is ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Store Watcher costs $0.49 and Unit Choice $0.29 up front. Unit Choice sells 2 one-off in-app purchases. Store Watcher asks for nothing beyond the download.

Store Watcher ships an update fortnightly, Unit Choice every 3 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Store Watcher | Unit Choice |
| --- | --- | --- |
| Price | $0.49 | **$0.29** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 3 days** |
| Best chart rank | #21 | **#5** |
| Size | 8 MB | 21 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [株式会社Cavemen.jp](https://appshunter.io/developer/1227633346) | [Makoto Fukuoka](https://appshunter.io/developer/1817908735) |

## What reviewers say

### Store Watcher

[App page](https://appshunter.io/ios/app/store-watcher/id1227633347)

**Currently charting:** #21 Top Paid · Shopping (US App Store)

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

**In-app purchases:** none


### Unit Choice

[App page](https://appshunter.io/ios/app/unit-choice/id6762347699)

**Currently charting:** #5 Top Paid · Shopping (US App Store)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コーヒーで応援 | $0.49 | one-time |
| 広告非表示 | $5.99 | one-time |


## Frequently asked questions

### Is Store Watcher free?

Store Watcher costs $0.49, with no in-app purchases.

### Is Unit Choice free?

Unit Choice costs $0.29, and also offers in-app purchases.

### Do Store Watcher or Unit Choice have ads?

Store Watcher shows ads; Unit Choice does not.

### Which is updated more often, Store Watcher or Unit Choice?

Store Watcher ships an update fortnightly, and Unit Choice every 3 days. Most recently, Store Watcher was updated on October 14, 2026 and Unit Choice on October 9, 2026.

### Which is more popular, Store Watcher or Unit Choice?

Store Watcher currently peaks at #21 in the App Store charts, and Unit Choice at #5. Chart position reflects recent download velocity rather than total install base.

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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.*