# AP Physics C, 2e vs uCertifyPrep Risk Management

AP Physics C, 2e and uCertifyPrep Risk Management are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. AP Physics C, 2e sells 5 in-app purchases, starting at $5.99 per 7 days and uCertifyPrep Risk Management sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AP Physics C, 2e ships an update every 7 months, uCertifyPrep Risk Management every 4 months. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | AP Physics C, 2e | uCertifyPrep Risk Management |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 57 MB | 121 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Expanded Apps](https://appshunter.io/developer/313709778) | [uCertify.com](https://appshunter.io/developer/1130631061) |

## What reviewers say

### 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 |


### uCertifyPrep Risk Management

[App page](https://appshunter.io/ios/app/ucertifyprep-risk-management/id1612243058)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| uCertifyPrep Risk Management | $49.99 | one-time |


## Frequently asked questions

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

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

### Is uCertifyPrep Risk Management free?

uCertifyPrep Risk Management is free to download, with in-app purchases available.

### Do AP Physics C, 2e or uCertifyPrep Risk Management have ads?

Neither AP Physics C, 2e nor uCertifyPrep Risk Management shows ads.

### Which is updated more often, AP Physics C, 2e or uCertifyPrep Risk Management?

AP Physics C, 2e ships an update every 7 months, and uCertifyPrep Risk Management every 4 months. Most recently, AP Physics C, 2e was updated on October 4, 2026 and uCertifyPrep Risk Management on October 13, 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.*