# Rewrite Radicals as Expression vs EPPP Exam by Rocket Prep 2026

The clearest difference is in-app purchases: Rewrite Radicals as Expression at none against EPPP Exam by Rocket Prep 2026's 6. Rewrite Radicals as Expression also leads on iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. EPPP Exam by Rocket Prep 2026 sells 6 in-app purchases, starting at $8.99 per 7 days. Rewrite Radicals as Expression asks for nothing beyond the download.

## The numbers

| Metric | Rewrite Radicals as Expression | EPPP Exam by Rocket Prep 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 months |
| Size | 23 MB | 38 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Science Education Institute](https://appshunter.io/developer/1439710468) | [Darya Pyzhyk](https://appshunter.io/developer/1799009188) |

## What reviewers say

### Rewrite Radicals as Expression

[App page](https://appshunter.io/ios/app/rewrite-radicals-as-expression/id6742340696)

**Features:** macOS Compatibility

**In-app purchases:** none


### EPPP Exam by Rocket Prep 2026

[App page](https://appshunter.io/ios/app/eppp-exam-by-rocket-prep-2026/id6751283549)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EPPP Weekly Full Access | $8.99 | per 7 days |
| EPPP Monthly Full Access | $22.99 | per month |
| EPPP Monthly Full Access | $22.99 | per month |
| EPPP_mock_tries_1 | $4.99 | one-time |
| EPPP_mock_tries_3 | $9.99 | one-time |
| EPPP_mock_tries_5 | $14.99 | one-time |


## Frequently asked questions

### Is Rewrite Radicals as Expression free?

Rewrite Radicals as Expression is free to download, with no in-app purchases.

### Is EPPP Exam by Rocket Prep 2026 free?

EPPP Exam by Rocket Prep 2026 is free to download, with in-app purchases available.

### Do Rewrite Radicals as Expression or EPPP Exam by Rocket Prep 2026 have ads?

Neither Rewrite Radicals as Expression nor EPPP Exam by Rocket Prep 2026 shows ads.

---

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