# ResearchGuide vs evision prep

The clearest difference is in-app purchases: ResearchGuide at none against evision prep's 10. ResearchGuide also leads on iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. evision prep sells 10 one-off in-app purchases. ResearchGuide asks for nothing beyond the download.

## The numbers

| Metric | ResearchGuide | evision prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 17 MB | 146 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Monark IT](https://appshunter.io/developer/1618583329) | [PAVI PUBLICATION PRIVATE LIMITED](https://appshunter.io/developer/1790866777) |

## What reviewers say

### ResearchGuide

[App page](https://appshunter.io/ios/app/researchguide/id6477701498)

**Features:** macOS Compatibility

**In-app purchases:** none


### evision prep

[App page](https://appshunter.io/ios/app/evision-prep/id6751036629)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AR | $29.99 | one-time |
| Package - AS | $29.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


## Frequently asked questions

### Is ResearchGuide free?

ResearchGuide is free to download, with no in-app purchases.

### Is evision prep free?

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

### Do ResearchGuide or evision prep have ads?

Neither ResearchGuide nor evision 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.*