# Spy Guy Hidden Objects vs Ninesmith Sudoku

The clearest difference is ads: Ninesmith Sudoku at none against Spy Guy Hidden Objects's shown. Spy Guy Hidden Objects's advantage is update cadence (weekly vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Spy Guy Hidden Objects sells 6 one-off in-app purchases and Ninesmith Sudoku sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Spy Guy Hidden Objects ships an update weekly, Ninesmith Sudoku monthly. The most recent releases landed on August 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Spy Guy Hidden Objects | Ninesmith Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/spy-guy-hidden-objects/id6451491471/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 146 MB | 53 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trefl SA](https://appshunter.io/developer/896381365) | [DAMIAN KUSTUSZ](https://appshunter.io/developer/6778301168) |

## What reviewers say

### Spy Guy Hidden Objects

[App page](https://appshunter.io/ios/app/spy-guy-hidden-objects/id6451491471)

Embark on a hide-and-seek adventure in a vibrant city, searching for scattered objects across hand-drawn maps. Develop your detective skills and perceptiveness through 120 challenging levels filled with secrets.

**Highlights:** 120 colorful levels, Over 500 elements to find, Hand-drawn, animated maps, Based on the Spy Guy board game, 12 language options

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Set | $1.99 | one-time |
| Pomorskie | $1.99 | one-time |
| Mid Set | $3.99 | one-time |
| Pro Set | $9.99 | one-time |
| Spy Guy Set | $19.99 | one-time |
| Dr Moritz Set | $39.99 | one-time |


### Ninesmith Sudoku

[App page](https://appshunter.io/ios/app/ninesmith-sudoku/id6778301166)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $29.99 | per year |
| Lifetime Premium | $79.99 | one-time |


## Frequently asked questions

### Is Spy Guy Hidden Objects free?

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

### Is Ninesmith Sudoku free?

Ninesmith Sudoku is free to download, with in-app purchases available.

### Do Spy Guy Hidden Objects or Ninesmith Sudoku have ads?

Spy Guy Hidden Objects shows ads; Ninesmith Sudoku does not.

### Which is updated more often, Spy Guy Hidden Objects or Ninesmith Sudoku?

Spy Guy Hidden Objects ships an update weekly, and Ninesmith Sudoku monthly. Most recently, Spy Guy Hidden Objects was updated on August 26, 2026 and Ninesmith Sudoku on September 25, 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.*