# PHP Interview Q & A. vs Voltpy

The clearest difference is ads: Voltpy at none against PHP Interview Q & A.'s shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. PHP Interview Q & A. sells 1 one-off in-app purchase and Voltpy sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | PHP Interview Q & A. | Voltpy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 94 months | — |
| Size | 16 MB | 43 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) | [voltaire archelus](https://appshunter.io/developer/1047965449) |

## What reviewers say

### PHP Interview Q & A.

[App page](https://appshunter.io/ios/app/php-interview-q-and-a/id1070986724)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PHP Interview Questions | $3.99 | one-time |


### Voltpy

[App page](https://appshunter.io/ios/app/voltpy/id6758322064)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voltpy Premium Access | $4.99 | one-time |


## Frequently asked questions

### Is PHP Interview Q & A. free?

PHP Interview Q & A. is free to download, with in-app purchases available.

### Is Voltpy free?

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

### Do PHP Interview Q & A. or Voltpy have ads?

PHP Interview Q & A. shows ads; Voltpy does not.

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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.*