# HiddenHolo vs ShelfRadar

The clearest difference is update cadence: HiddenHolo at daily against ShelfRadar's every 6 weeks. ShelfRadar's advantage is iOS requirement (16.4 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HiddenHolo ships an update daily, ShelfRadar every 6 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | HiddenHolo | ShelfRadar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 6 weeks |
| Size | 41 MB | 52 MB |
| Requires iOS | 26.2 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Meant to be Technology, LLC](https://appshunter.io/developer/1890014055) | [Aaron Bowers](https://appshunter.io/developer/6790911870) |

## What reviewers say

### HiddenHolo

[App page](https://appshunter.io/ios/app/hiddenholo-card-tracker/id6761502436)

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

**In-app purchases:** none


### ShelfRadar

[App page](https://appshunter.io/ios/app/shelfradar/id6790911868)

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

**In-app purchases:** none


## Frequently asked questions

### Is HiddenHolo free?

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

### Is ShelfRadar free?

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

### Do HiddenHolo or ShelfRadar have ads?

Neither HiddenHolo nor ShelfRadar shows ads.

### Which is updated more often, HiddenHolo or ShelfRadar?

HiddenHolo ships an update daily, and ShelfRadar every 6 weeks. Most recently, HiddenHolo was updated on October 31, 2026 and ShelfRadar on October 31, 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.*