# Discovery Hidden Objects vs Who's the Killer?

The clearest difference is update cadence: Who's the Killer? at weekly against Discovery Hidden Objects's every 31 months. Discovery Hidden Objects's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Discovery Hidden Objects sells 4 one-off in-app purchases and Who's the Killer? sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Discovery Hidden Objects ships an update every 31 months, Who's the Killer? weekly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Discovery Hidden Objects | Who's the Killer? |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/discovery-hidden-objects/id963673981/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 31 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 224 MB | 21 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [John Smith](https://appshunter.io/developer/483881207) | [Mert Talha Yılmaz](https://appshunter.io/developer/1820241083) |

## What reviewers say

### Discovery Hidden Objects

[App page](https://appshunter.io/ios/app/discovery-hidden-objects/id963673981)

Explore beautiful scenes and find hidden items in this engaging puzzle game. Utilize hints and zoom features to locate objects efficiently. Replay levels with new challenges or skip difficult ones to progress.

**Highlights:** Multiple beautiful scenes, Find hidden objects, Hint and Zoom buttons, Skip levels, Replay unlocked levels, Install more free games

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hint object | $0.99 | one-time |
| Skip level | $0.99 | one-time |
| Unlock all levels | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |


### Who's the Killer?

[App page](https://appshunter.io/ios/app/whos-the-killer/id6782227223)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Discovery Hidden Objects free?

Discovery Hidden Objects is free to download, with in-app purchases available.

### Is Who's the Killer? free?

Who's the Killer? is free to download, with in-app purchases available.

### Do Discovery Hidden Objects or Who's the Killer? have ads?

Both Discovery Hidden Objects and Who's the Killer? show ads.

### Which is updated more often, Discovery Hidden Objects or Who's the Killer??

Discovery Hidden Objects ships an update every 31 months, and Who's the Killer? weekly. Most recently, Discovery Hidden Objects was updated on November 1, 2026 and Who's the Killer? 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.*