# PP+ Newton's 2nd Law vs AP Physics C, 2e

The clearest difference is in-app purchases: PP+ Newton's 2nd Law at none against AP Physics C, 2e's 5. PP+ Newton's 2nd Law also leads on update cadence (every 3 months vs every 7 months). AP Physics C, 2e's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 18.0). On price and ads there is nothing between them.

Both are free to download. AP Physics C, 2e sells 5 in-app purchases, starting at $5.99 per 7 days. PP+ Newton's 2nd Law asks for nothing beyond the download.

PP+ Newton's 2nd Law ships an update every 3 months, AP Physics C, 2e every 7 months. The most recent releases landed on June 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | PP+ Newton's 2nd Law | AP Physics C, 2e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/pp-plus-newtons-2nd-law/id599162351/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 116 MB | 57 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Polyhedron Learning Media, Inc.](https://appshunter.io/developer/458882328) | [Expanded Apps](https://appshunter.io/developer/313709778) |

## What reviewers say

### PP+ Newton's 2nd Law

[App page](https://appshunter.io/ios/app/pp-plus-newtons-2nd-law/id599162351)

This app simulates a physics lab to explore Newton's Second Law, allowing students to collect and analyze realistic experimental data. It includes introductory videos, background theory, and reporting tools for a comprehensive learning experience.

**Highlights:** 3D physics simulation, Realistic data with errors, Introductory videos, Background theory, Experimental procedure, Analysis and reporting tools, Pre-lab and post-lab quizzes

**Features:** macOS Compatibility

**In-app purchases:** none


### AP Physics C, 2e

[App page](https://appshunter.io/ios/app/ap-physics-c-2e-test-prep/id1578353209)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $5.99 | per 7 days |
| 1 Week | $6.99 | per 7 days |
| 1 Month | $17.99 | per month |
| 1 Year | $69.99 | per year |
| AP Physics C, 2e - Test Prep | $15.99 | one-time |


## Frequently asked questions

### Is PP+ Newton's 2nd Law free?

PP+ Newton's 2nd Law is free to download, with no in-app purchases.

### Is AP Physics C, 2e free?

AP Physics C, 2e is free to download, with in-app purchases available.

### Do PP+ Newton's 2nd Law or AP Physics C, 2e have ads?

Neither PP+ Newton's 2nd Law nor AP Physics C, 2e shows ads.

### Which is updated more often, PP+ Newton's 2nd Law or AP Physics C, 2e?

PP+ Newton's 2nd Law ships an update every 3 months, and AP Physics C, 2e every 7 months. Most recently, PP+ Newton's 2nd Law was updated on June 8, 2026 and AP Physics C, 2e on September 17, 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.*