# IdSurvey vs Focus Brain

The clearest difference is in-app purchases: IdSurvey at none against Focus Brain's 2. IdSurvey also leads on iOS requirement (11.0 vs 17.6). Focus Brain's advantage is update cadence (every 2 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Focus Brain sells 2 in-app purchases, starting at $6.99 per 7 days. IdSurvey asks for nothing beyond the download.

IdSurvey ships an update every 2 months, Focus Brain every 2 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IdSurvey | Focus Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/focus-brain-improve-attention/id6756579686/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 44 MB | 211 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IdWeb srl](https://appshunter.io/developer/436137004) | [Smoose technologies private limited](https://appshunter.io/developer/1758585192) |

## What reviewers say

### IdSurvey

[App page](https://appshunter.io/ios/app/idsurvey/id882561178)

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

**In-app purchases:** none


### Focus Brain

[App page](https://appshunter.io/ios/app/focus-brain-improve-attention/id6756579686)

Train your attention and mental clarity with short, science-based activities. This app offers personalized daily routines to improve concentration, reduce fatigue, and boost productivity in under 15 minutes a day.

**Highlights:** Daily focus training sessions under 15 minutes, Science-based short activities, Personalized focus plan, Morning, afternoon, and evening routines, Streak tracking for habit building, Boosts productivity and mindfulness, Distraction-free experience

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $6.99 | per 7 days |
| Yearly Plan | $29.99 | per year |


## Frequently asked questions

### Is IdSurvey free?

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

### Is Focus Brain free?

Focus Brain is free to download, with in-app purchases available.

### Do IdSurvey or Focus Brain have ads?

Neither IdSurvey nor Focus Brain shows ads.

### Which is updated more often, IdSurvey or Focus Brain?

IdSurvey ships an update every 2 months, and Focus Brain every 2 days. Most recently, IdSurvey was updated on October 26, 2026 and Focus Brain on October 24, 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.*