# Study Review AI vs ESAT Prep

The clearest difference is iOS requirement: Study Review AI at 15.5 against ESAT Prep's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Study Review AI sells 7 one-off in-app purchases and ESAT Prep sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Study Review AI | ESAT Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Size | 71 MB | 4 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muayed Hamdan](https://appshunter.io/developer/1887557378) | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) |

## What reviewers say

### Study Review AI

[App page](https://appshunter.io/ios/app/study-review-ai/id6768104696)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Credits | $2.59 | one-time |
| 250 Credits | $4.99 | one-time |
| 600 Credits | $9.99 | one-time |
| 1300 Credits | $19.99 | one-time |
| 1800 Credits | $29.99 | one-time |
| 2300 Credits | $39.99 | one-time |
| 3000 Credits | $49.99 | one-time |


### ESAT Prep

[App page](https://appshunter.io/ios/app/esat-prep/id6793019077)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Premium | $19.99 | per year |
| Lifetime Access | $34.99 | one-time |


## Frequently asked questions

### Is Study Review AI free?

Study Review AI is free to download, with in-app purchases available.

### Is ESAT Prep free?

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

### Do Study Review AI or ESAT Prep have ads?

Neither Study Review AI nor ESAT Prep 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.*