# Spot the Differences 100 vs Hard To Find The Difference

The clearest difference is in-app purchases: Hard To Find The Difference at none against Spot the Differences 100's 1. Hard To Find The Difference also leads on ads (none vs shown). Spot the Differences 100's advantage is rating (4.7 vs 4.5) and ratings volume (67 vs 22). On price, update cadence and device support there is nothing between them.

Both are free to download. Spot the Differences 100 sells 1 one-off in-app purchase. Hard To Find The Difference asks for nothing beyond the download.

Spot the Differences 100 holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 67 and 22 respectively.

Spot the Differences 100 ships an update every 5 months, Hard To Find The Difference every 9 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spot the Differences 100 | Hard To Find The Difference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (67 ratings)](https://appshunter.io/ios/app/spot-the-differences-100/id1300478937/reviews)** | [4.5 (22 ratings)](https://appshunter.io/ios/app/hard-to-find-the-difference/id1590493653/reviews) |
| Number of ratings | **67** | 22 |
| Positive reviews | 94.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 114 MB | 49 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CASUAL NINE SOCIEDAD LIMITADA](https://appshunter.io/developer/1177533487) | [曾飞 徐](https://appshunter.io/developer/1437492243) |

## What reviewers say

### Spot the Differences 100

[App page](https://appshunter.io/ios/app/spot-the-differences-100/id1300478937)

Challenge your observation skills by finding five subtle differences between two detailed images. With 100 increasingly difficult levels, this game offers hours of engaging fun for the whole family. Hints and solutions are available to help you progress.

**Highlights:** 100 challenging levels, Increasing difficulty, Hint and solution system, Family-friendly fun, Available on iPhone and iPad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### Hard To Find The Difference

[App page](https://appshunter.io/ios/app/hard-to-find-the-difference/id1590493653)

Engage your eyesight and brainpower in this ultra-challenging spot-the-difference game. Pinpoint deeply hidden outliers among massive arrays of seemingly identical elements across text and emoji modes. Progress through meticulously designed levels, compete globally, and sharpen your observation skills.

**Highlights:** Dual text and emoji modes, Progressive challenges from easy to extreme, Minimalist UI for immersion, Global leaderboards, Achievements and rankings, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spot the Differences 100 free?

Spot the Differences 100 is free to download, with in-app purchases available.

### Is Hard To Find The Difference free?

Hard To Find The Difference is free to download, with no in-app purchases.

### Which has better reviews, Spot the Differences 100 or Hard To Find The Difference?

Spot the Differences 100 is rated higher. Spot the Differences 100 averages 4.7 out of 5 from 67 ratings, while Hard To Find The Difference averages 4.5 from 22 ratings.

### Do Spot the Differences 100 or Hard To Find The Difference have ads?

Spot the Differences 100 shows ads; Hard To Find The Difference does not.

### Which is updated more often, Spot the Differences 100 or Hard To Find The Difference?

Spot the Differences 100 ships an update every 5 months, and Hard To Find The Difference every 9 months. Most recently, Spot the Differences 100 was updated on October 29, 2026 and Hard To Find The Difference on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*