# DevPrep vs What the Plant

The clearest difference is in-app purchases: What the Plant at none against DevPrep's 4. DevPrep's advantage is update cadence (every 2 days vs every 11 days) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. DevPrep sells 4 in-app purchases, starting at $2.99 per 6 months. What the Plant asks for nothing beyond the download.

DevPrep ships an update every 2 days, What the Plant every 11 days. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | DevPrep | What the Plant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 11 days |
| Size | 49 MB | 16 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aliaksei Yelin](https://appshunter.io/developer/1502827500) | [Silverlute Company](https://appshunter.io/developer/1791745165) |

## What reviewers say

### DevPrep

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

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get full access | $2.99 | per 6 months |
| Full Access · Monthly | $4.99 | per month |
| Full Access · Year | $29.99 | per year |
| Full Access · Lifetime | $39.99 | one-time |


### What the Plant

[App page](https://appshunter.io/ios/app/what-the-plant-care/id6761059569)

**In-app purchases:** none


## Frequently asked questions

### Is DevPrep free?

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

### Is What the Plant free?

What the Plant is free to download, with no in-app purchases.

### Do DevPrep or What the Plant have ads?

Both DevPrep and What the Plant show ads.

### Which is updated more often, DevPrep or What the Plant?

DevPrep ships an update every 2 days, and What the Plant every 11 days. Most recently, DevPrep was updated on November 3, 2026 and What the Plant on November 2, 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.*