# Grade 11 Math & Science vs CleverOrcaPN

The clearest difference is price: CleverOrcaPN at Free against Grade 11 Math & Science's $1.99. CleverOrcaPN also leads on update cadence (every 6 weeks vs every 19 months) and iOS requirement (15.2 vs 18.2). Grade 11 Math & Science's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

CleverOrcaPN is free to download; Grade 11 Math & Science costs $1.99 up front. CleverOrcaPN sells 1 one-off in-app purchase. Grade 11 Math & Science asks for nothing beyond the download.

Grade 11 Math & Science ships an update every 19 months, CleverOrcaPN every 6 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Grade 11 Math & Science | CleverOrcaPN |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 6 weeks** |
| Size | 2 MB | 110 MB |
| Requires iOS | 18.2 | **15.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Prachi Pimpalkhare](https://appshunter.io/developer/359099311) | [CleverOrca Learning Inc.](https://appshunter.io/developer/1727107429) |

## What reviewers say

### Grade 11 Math & Science

[App page](https://appshunter.io/ios/app/grade-11-math-and-science/id545548116)

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

**In-app purchases:** none


### CleverOrcaPN

[App page](https://appshunter.io/ios/app/cleverorcapn/id6741071732)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| REx-PN® | Free | one-time |


## Frequently asked questions

### Is Grade 11 Math & Science free?

Grade 11 Math & Science costs $1.99, with no in-app purchases.

### Is CleverOrcaPN free?

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

### Do Grade 11 Math & Science or CleverOrcaPN have ads?

Neither Grade 11 Math & Science nor CleverOrcaPN shows ads.

### Which is updated more often, Grade 11 Math & Science or CleverOrcaPN?

Grade 11 Math & Science ships an update every 19 months, and CleverOrcaPN every 6 weeks. Most recently, Grade 11 Math & Science was updated on October 27, 2026 and CleverOrcaPN on October 30, 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.*