# AlgoCards vs DevPrep

The clearest difference is in-app purchases: AlgoCards at none against DevPrep's 4. DevPrep's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. DevPrep sells 4 one-off in-app purchases. AlgoCards asks for nothing beyond the download.

## The numbers

| Metric | AlgoCards | DevPrep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | — |
| Size | 61 MB | 25 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Hamby](https://appshunter.io/developer/1847365372) | [Shohruxbek Atavullayev](https://appshunter.io/developer/1859528937) |

## What reviewers say

### AlgoCards

[App page](https://appshunter.io/ios/app/algocards-code-interview-prep/id6754247227)

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

**In-app purchases:** none


### DevPrep

[App page](https://appshunter.io/ios/app/devprep-coding-interview-prep/id6775566429)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Dart | $12.99 | one-time |
| Unlock JavaScript | $12.99 | one-time |
| Unlock Python | $12.99 | one-time |
| Unlock Swift | $12.99 | one-time |


## Frequently asked questions

### Is AlgoCards free?

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

### Is DevPrep free?

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

### Do AlgoCards or DevPrep have ads?

AlgoCards shows ads; DevPrep 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.*