# Store Watcher vs ZkBa

The clearest difference is review sentiment: ZkBa at 52% against Store Watcher's 0%. ZkBa also leads on rating (3.2 vs 1.0) and ads (none vs shown). Store Watcher's advantage is update cadence (every 4 weeks vs every 4 months) and chart position (#8 vs #87). On in-app purchases, monetization model and device support there is nothing between them.

Store Watcher costs $0.49 and ZkBa $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ZkBa holds the better App Store score, 3.2 against 1.0. That said, the two scores are not equally well evidenced: ZkBa has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Store Watcher's written reviews are positive against 52% of ZkBa's.

Store Watcher ships an update every 4 weeks, ZkBa every 4 months. Both last shipped on October 29, 2026.

## The numbers

| Metric | Store Watcher | ZkBa |
| --- | --- | --- |
| Price | **$0.49** | $1.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/store-watcher/id1227633347/reviews) | **[3.2 (6 ratings)](https://appshunter.io/ios/app/zkba/id1473328266/reviews)** |
| Number of ratings | 1 | **6** |
| Positive reviews | 0.0% of reviews | **52.4% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 4 months |
| Monetization | Paid | Paid |
| Best chart rank | **#8** | #87 |
| Size | 9 MB | 22 MB |
| Requires iOS | 17.0 | **8.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [CAVEMEN JP, K.K.](https://appshunter.io/developer/1227633346) | [树铎 许](https://appshunter.io/developer/1113534896) |

## What reviewers say

### Store Watcher

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

**Currently charting:** #8 Top Paid · Shopping (US App Store)

This app monitors Apple Store pickup and Google Store online stock for specific product configurations. It checks availability periodically and notifies users when items are in stock. Users must complete purchases on the official store websites.

**Highlights:** Monitor Apple Store pickup, Monitor Google Store online stock, Choose color, capacity, and configuration, Receive stock alerts, HTTPS product page integration

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

**In-app purchases:** none


### ZkBa

[App page](https://appshunter.io/ios/app/zkba/id1473328266)

**Currently charting:** #87 Top Paid · Shopping (US App Store)

Discover the latest deals and discounts from major online retailers worldwide. Find high-quality products at bargain prices and enjoy cost-effective online shopping.

**Highlights:** Latest deal alerts, Global e-commerce discounts, High-quality products, Bargain prices, Cost-effective shopping

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Store Watcher free?

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

### Is ZkBa free?

ZkBa costs $1.99, with no in-app purchases.

### Which has better reviews, Store Watcher or ZkBa?

ZkBa is rated higher. Store Watcher averages 1.0 out of 5 from 1 ratings, while ZkBa averages 3.2 from 6 ratings.

### Do Store Watcher or ZkBa have ads?

Store Watcher shows ads; ZkBa does not.

### Which is updated more often, Store Watcher or ZkBa?

Store Watcher ships an update every 4 weeks, and ZkBa every 4 months. Most recently, Store Watcher was updated on October 29, 2026 and ZkBa on October 29, 2026.

### Which is more popular, Store Watcher or ZkBa?

Store Watcher currently peaks at #8 in the App Store charts, and ZkBa at #87. 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.*