# Lake Focus App vs Pool Operator Prep

The clearest difference is in-app purchases: Lake Focus App at none against Pool Operator Prep's 3. Lake Focus App also leads on iOS requirement (13.4 vs 17.0). Pool Operator Prep's advantage is update cadence (every 3 weeks vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Pool Operator Prep sells 3 in-app purchases, starting at $5.99 per 7 days. Lake Focus App asks for nothing beyond the download.

Lake Focus App ships an update every 9 months, Pool Operator Prep every 3 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Lake Focus App | Pool Operator Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (18 ratings)](https://appshunter.io/ios/app/lake-focus-app/id6469348866/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 16 MB | 9 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Focus School Software](https://appshunter.io/developer/860665264) | [Hermes Inteligencia Digital Ltda](https://appshunter.io/developer/1896694873) |

## What reviewers say

### Lake Focus App

[App page](https://appshunter.io/ios/app/lake-focus-app/id6469348866)

Stay informed about your child's academic journey with real-time updates on grades, attendance, and assignments. Access school events, important resources, and update student information conveniently.

**Highlights:** Real-time grade notifications, Attendance tracking, Assignment and test score updates, Positive behavior badges, School event calendar, Access to district forms and resources

**Features:** macOS Compatibility

**In-app purchases:** none


### Pool Operator Prep

[App page](https://appshunter.io/ios/app/pool-operator-prep-cpo-and-test/id6789195587)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pool Operator Prep Weekly | $5.99 | per 7 days |
| Pool Operator Prep Monthly | $14.99 | per month |
| Quarterly | $29.99 | per 3 months |


## Frequently asked questions

### Is Lake Focus App free?

Lake Focus App is free to download, with no in-app purchases.

### Is Pool Operator Prep free?

Pool Operator Prep is free to download, with in-app purchases available.

### Do Lake Focus App or Pool Operator Prep have ads?

Neither Lake Focus App nor Pool Operator Prep shows ads.

### Which is updated more often, Lake Focus App or Pool Operator Prep?

Lake Focus App ships an update every 9 months, and Pool Operator Prep every 3 weeks. Most recently, Lake Focus App was updated on October 23, 2026 and Pool Operator Prep on October 25, 2026.

---

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