# Grade 11 Math & Science vs Grade 9 Physics Quiz

The clearest difference is price: Grade 9 Physics Quiz at Free against Grade 11 Math & Science's $1.99. Grade 9 Physics Quiz also leads on update cadence (every 3 weeks vs every 19 months) and iOS requirement (12.0 vs 18.2). Grade 11 Math & Science's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support there is nothing between them.

Grade 9 Physics Quiz is free to download; Grade 11 Math & Science costs $1.99 up front. Grade 9 Physics Quiz sells 7 in-app purchases, starting at $4.99 per month. Grade 11 Math & Science asks for nothing beyond the download.

Grade 11 Math & Science ships an update every 19 months, Grade 9 Physics Quiz every 3 weeks. Both last shipped on October 27, 2026.

## The numbers

| Metric | Grade 11 Math & Science | Grade 9 Physics Quiz |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Every 3 weeks** |
| Size | 2 MB | 68 MB |
| Requires iOS | 18.2 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Prachi Pimpalkhare](https://appshunter.io/developer/359099311) | [Arshad Iqbal](https://appshunter.io/developer/1547001151) |

## 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


### Grade 9 Physics Quiz

[App page](https://appshunter.io/ios/app/grade-9-physics-quiz/id1581783907)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Package | $4.99 | per month |
| 3 Months Package | $9.99 | per 3 months |
| 6 Months Package | $14.99 | per 6 months |
| 1 Year Package | $19.99 | per year |
| 1500 Coins | $0.99 | one-time |
| 3500 Coins | $1.99 | one-time |
| 6000 Coins | $2.99 | one-time |


## Frequently asked questions

### Is Grade 11 Math & Science free?

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

### Is Grade 9 Physics Quiz free?

Grade 9 Physics Quiz is free to download, with in-app purchases available.

### Do Grade 11 Math & Science or Grade 9 Physics Quiz have ads?

Grade 9 Physics Quiz shows ads; Grade 11 Math & Science does not.

### Which is updated more often, Grade 11 Math & Science or Grade 9 Physics Quiz?

Grade 11 Math & Science ships an update every 19 months, and Grade 9 Physics Quiz every 3 weeks. Most recently, Grade 11 Math & Science was updated on October 27, 2026 and Grade 9 Physics Quiz on October 27, 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.*