# Calculus Formulas vs MCAT Prep 2026

The clearest difference is iOS requirement: Calculus Formulas at 15.1 against MCAT Prep 2026's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Calculus Formulas sells 3 in-app purchases, starting at $2.99 per 7 days and MCAT Prep 2026 sells 3 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Calculus Formulas | MCAT Prep 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 48 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Mobin Akhter](https://appshunter.io/developer/1812505286) | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) |

## What reviewers say

### Calculus Formulas

[App page](https://appshunter.io/ios/app/calculus-formulas-calcref/id6761394165)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| CalcRef Yearly Premium | $24.99 | per year |
| CalcRef Premium Lifetime | $44.99 | one-time |


### MCAT Prep 2026

[App page](https://appshunter.io/ios/app/mcat-prep-2026-full-test/id6794339202)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Full Access | $14.99 | per month |
| Annual Full Access | $49.99 | per year |
| Lifetime Full Access | $79.99 | one-time |


## Frequently asked questions

### Is Calculus Formulas free?

Calculus Formulas is free to download, with in-app purchases available.

### Is MCAT Prep 2026 free?

MCAT Prep 2026 is free to download, with in-app purchases available.

### Do Calculus Formulas or MCAT Prep 2026 have ads?

Neither Calculus Formulas nor MCAT Prep 2026 shows ads.

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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.*