# Smart vs Find Difference

The clearest difference is in-app purchases: Smart at none against Find Difference's 4. Smart also leads on iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Find Difference sells 4 one-off in-app purchases. Smart asks for nothing beyond the download.

Smart ships an update every 3 weeks, Find Difference every 2 weeks. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Smart | Find Difference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-pal/id6464416450/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 110 MB | 241 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reignsol](https://appshunter.io/developer/1631240754) | [Jang PilJae](https://appshunter.io/developer/706956910) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-pal/id6464416450)

Enhance memory recall and mental agility with engaging, mood-boosting puzzles. This game offers a personal touch with customizable options and supports research for brain health conditions.

**Highlights:** Memory recall improvement, Mental agility enhancement, Mood-enhancing activities, Customizable puzzles, Personalized photo uploads, Supports brain health research

**Features:** macOS Compatibility

**In-app purchases:** none


### Find Difference

[App page](https://appshunter.io/ios/app/find-difference-brain-training/id6502481375)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100K Coins | $0.99 | one-time |
| 1M Coin | $5.99 | one-time |
| 5M Coin | $19.99 | one-time |
| 10M Coin | $29.99 | one-time |


## Frequently asked questions

### Is Smart free?

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

### Is Find Difference free?

Find Difference is free to download, with in-app purchases available.

### Do Smart or Find Difference have ads?

Neither Smart nor Find Difference shows ads.

### Which is updated more often, Smart or Find Difference?

Smart ships an update every 3 weeks, and Find Difference every 2 weeks. Most recently, Smart was updated on September 29, 2026 and Find Difference on October 7, 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.*