# DevPrep vs DeveloperCards

The clearest difference is update cadence: DevPrep at every 2 days against DeveloperCards's every 10 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. DevPrep sells 5 one-off in-app purchases and DeveloperCards sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

DevPrep ships an update every 2 days, DeveloperCards every 10 days. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | DevPrep | DeveloperCards |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 10 days |
| Size | 149 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thieu Khue](https://appshunter.io/developer/1554439862) | [TimeAwake Limited](https://appshunter.io/developer/1858180312) |

## 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 |


### DeveloperCards

[App page](https://appshunter.io/ios/app/developercards/id6756044885)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeveloperCards Premium | $2.99 | per month |


## Frequently asked questions

### Is DevPrep free?

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

### Is DeveloperCards free?

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

### Do DevPrep or DeveloperCards have ads?

Neither DevPrep nor DeveloperCards shows ads.

### Which is updated more often, DevPrep or DeveloperCards?

DevPrep ships an update every 2 days, and DeveloperCards every 10 days. Most recently, DevPrep was updated on September 24, 2026 and DeveloperCards on September 21, 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.*