# Store Watcher vs BrainBiotic

The clearest difference is price: BrainBiotic at Free against Store Watcher's $0.49. BrainBiotic also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.0). Store Watcher's advantage is chart position (#16 vs unranked). On update cadence, in-app purchases and device support there is nothing between them.

BrainBiotic is free to download; Store Watcher costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Store Watcher ships an update fortnightly, BrainBiotic weekly. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Store Watcher | BrainBiotic |
| --- | --- | --- |
| Price | $0.49 | **Free** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Best chart rank | **#16** | — |
| Size | 8 MB | 28 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社Cavemen.jp](https://appshunter.io/developer/1227633346) | [dr abdulmohsen alsahaf](https://appshunter.io/developer/424477133) |

## What reviewers say

### Store Watcher

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

**Currently charting:** #16 Top Paid · Shopping (US App Store)

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

**In-app purchases:** none


### BrainBiotic

[App page](https://appshunter.io/ios/app/brainbiotic/id6463500932)

**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 BrainBiotic free?

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

### Do Store Watcher or BrainBiotic have ads?

Store Watcher shows ads; BrainBiotic does not.

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

Store Watcher ships an update fortnightly, and BrainBiotic weekly. Most recently, Store Watcher was updated on October 11, 2026 and BrainBiotic on September 30, 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.*