# DevPrep vs Developer Interview

The clearest difference is device support: DevPrep at 3 against Developer Interview's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. DevPrep sells 5 one-off in-app purchases and Developer Interview sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | DevPrep | Developer Interview |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 2 days | — |
| Size | 149 MB | 33 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Thieu Khue](https://appshunter.io/developer/1554439862) | [NFLSoft Inc.](https://appshunter.io/developer/1847190815) |

## What reviewers say

### DevPrep

[App page](https://appshunter.io/ios/app/devprep-ai-interview-coach/id6755906092)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Backend Scale pack | $9.99 | one-time |
| Data Structure & Algorithms pack | $9.99 | one-time |
| System Design pack | $9.99 | one-time |
| Frontend Engineering pack | $9.99 | one-time |
| Unlock all Pro Packs | $29.99 | one-time |


### Developer Interview

[App page](https://appshunter.io/ios/app/developer-interview/id6759626761)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |
| Premium Yearly | $79.99 | per year |


## Frequently asked questions

### Is DevPrep free?

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

### Is Developer Interview free?

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

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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.*