# Basic and Advanced Grammar vs Pre

The clearest difference is ads: Pre at none against Basic and Advanced Grammar's shown. Pre also leads on update cadence (monthly vs every 81 months). Basic and Advanced Grammar's advantage is iOS requirement (15.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Basic and Advanced Grammar sells 2 in-app purchases, starting at $4.99 per month and Pre sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

Basic and Advanced Grammar ships an update every 81 months, Pre monthly. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Basic and Advanced Grammar | Pre |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 81 months | **Monthly** |
| Size | 33 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [irin Tanrverdi](https://appshunter.io/developer/1494693885) | [JABA Learning LLC](https://appshunter.io/developer/1892700977) |

## What reviewers say

### Basic and Advanced Grammar

[App page](https://appshunter.io/ios/app/basic-and-advanced-grammar/id1495258061)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grammar Premium Monthly | $4.99 | per month |
| Grammar Premium Yearly | $29.99 | per year |


### Pre

[App page](https://appshunter.io/ios/app/pre-algebra-tutor/id6800429487)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pre-Algebra Tutor Premium | $14.99 | per year |


## Frequently asked questions

### Is Basic and Advanced Grammar free?

Basic and Advanced Grammar is free to download, with in-app purchases available.

### Is Pre free?

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

### Do Basic and Advanced Grammar or Pre have ads?

Basic and Advanced Grammar shows ads; Pre does not.

### Which is updated more often, Basic and Advanced Grammar or Pre?

Basic and Advanced Grammar ships an update every 81 months, and Pre monthly. Most recently, Basic and Advanced Grammar was updated on October 6, 2026 and Pre on October 9, 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.*