# Math Core A+ vs CLEP Natural Science Test Prep

The clearest difference is iOS requirement: CLEP Natural Science Test Prep at 15.1 against Math Core A+'s 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Math Core A+ sells 1 in-app purchase, starting at $1.99 per 7 days and CLEP Natural Science Test Prep sells 9 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Math Core A+ ships an update every 12 months, CLEP Natural Science Test Prep every 16 months. The most recent releases landed on September 21, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Math Core A+ | CLEP Natural Science Test Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 16 months |
| Size | 49 MB | 53 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YongUk Kim](https://appshunter.io/developer/1441198611) | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) |

## What reviewers say

### Math Core A+

[App page](https://appshunter.io/ios/app/math-core-a-plus/id6468982382)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Exercise | $1.99 | per 7 days |


### CLEP Natural Science Test Prep

[App page](https://appshunter.io/ios/app/clep-natural-science-test-prep/id6741392610)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sciences Weekly Full Access | $8.99 | per 7 days |
| Sciences Monthly Full Access | $24.99 | per month |
| Science Monthly Full Access | $34.99 | per month |
| Science Quarterly Full Access | $55.99 | per 3 months |
| Science Quarterly Full Access | $59.99 | per 3 months |
| Science Semiannual Full Access | $75.99 | per 6 months |
| Science Semiannual Full Access | $79.99 | per 6 months |
| Science Annual Full Access | $109.99 | per year |
| Science Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is Math Core A+ free?

Math Core A+ is free to download, with in-app purchases available.

### Is CLEP Natural Science Test Prep free?

CLEP Natural Science Test Prep is free to download, with in-app purchases available.

### Do Math Core A+ or CLEP Natural Science Test Prep have ads?

Neither Math Core A+ nor CLEP Natural Science Test Prep shows ads.

### Which is updated more often, Math Core A+ or CLEP Natural Science Test Prep?

Math Core A+ ships an update every 12 months, and CLEP Natural Science Test Prep every 16 months. Most recently, Math Core A+ was updated on September 21, 2026 and CLEP Natural Science Test Prep on September 8, 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.*