# Hard To Find The Difference vs Find Differences Big Challenge

The clearest difference is ads: Hard To Find The Difference at none against Find Differences Big Challenge's shown. Hard To Find The Difference also leads on monetization model (free vs ad-supported). Find Differences Big Challenge's advantage is update cadence (weekly vs every 9 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.5 for Hard To Find The Difference against 4.6 for Find Differences Big Challenge. Both are backed by a comparable volume of ratings — 22 and 14 respectively.

Hard To Find The Difference ships an update every 9 months, Find Differences Big Challenge weekly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Hard To Find The Difference | Find Differences Big Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (22 ratings)](https://appshunter.io/ios/app/hard-to-find-the-difference/id1590493653/reviews) | **[4.6 (14 ratings)](https://appshunter.io/ios/app/find-differences-big-challenge/id6462783980/reviews)** |
| Number of ratings | **22** | 14 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | **Free** | Ad-supported |
| Size | 49 MB | 131 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [曾飞 徐](https://appshunter.io/developer/1437492243) | [秀华 谭](https://appshunter.io/developer/1682161857) |

## What reviewers say

### 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


### Find Differences Big Challenge

[App page](https://appshunter.io/ios/app/find-differences-big-challenge/id6462783980)

Sharpen your observation and concentration skills by spotting five differences between pairs of images. This free puzzle game offers a relaxed experience with no time limits, making it easy to enjoy. It's a fun way to train your brain with engaging visual challenges.

**Highlights:** No time limit gameplay, All features are free, Find 5 differences per level, Improves concentration, Observation skill training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hard To Find The Difference free?

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

### Is Find Differences Big Challenge free?

Find Differences Big Challenge is free to download, with no in-app purchases.

### Which has better reviews, Hard To Find The Difference or Find Differences Big Challenge?

Find Differences Big Challenge is rated higher. Hard To Find The Difference averages 4.5 out of 5 from 22 ratings, while Find Differences Big Challenge averages 4.6 from 14 ratings.

### Do Hard To Find The Difference or Find Differences Big Challenge have ads?

Find Differences Big Challenge shows ads; Hard To Find The Difference does not.

### Which is updated more often, Hard To Find The Difference or Find Differences Big Challenge?

Hard To Find The Difference ships an update every 9 months, and Find Differences Big Challenge weekly. Most recently, Hard To Find The Difference was updated on October 24, 2026 and Find Differences Big Challenge on October 21, 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.*