# DevPrep vs Prepare for mobile Interview

The clearest difference is device support: DevPrep at 4 against Prepare for mobile Interview's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. DevPrep sells 1 in-app purchase, starting at $2.99 per 6 months and Prepare for mobile Interview sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DevPrep ships an update every 9 days, Prepare for mobile Interview weekly. Both last shipped on September 17, 2026.

## The numbers

| Metric | DevPrep | Prepare for mobile Interview |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 28 MB | 10 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aliaksei Yelin](https://appshunter.io/developer/1502827500) | [Alexey Barinov](https://appshunter.io/developer/1502957852) |

## What reviewers say

### DevPrep

[App page](https://appshunter.io/ios/app/devprep-coding-interview/id1527624816)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get full access | $2.99 | per 6 months |


### Prepare for mobile Interview

[App page](https://appshunter.io/ios/app/prepare-for-mobile-interview/id6756423817)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is DevPrep free?

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

### Is Prepare for mobile Interview free?

Prepare for mobile Interview is free to download, with in-app purchases available.

### Do DevPrep or Prepare for mobile Interview have ads?

Neither DevPrep nor Prepare for mobile Interview shows ads.

### Which is updated more often, DevPrep or Prepare for mobile Interview?

DevPrep ships an update every 9 days, and Prepare for mobile Interview weekly. Most recently, DevPrep was updated on September 17, 2026 and Prepare for mobile Interview on September 17, 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.*