# Devv 30 vs Quiz OAM

The clearest difference is iOS requirement: Devv 30 at 12.4 against Quiz OAM's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Devv 30 sells 10 in-app purchases, starting at $6.99 per 7 days and Quiz OAM sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 8 days. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Devv 30 | Quiz OAM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 days | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 85 MB | 23 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Matteo Giardino](https://appshunter.io/developer/1753230979) | [Michele Lavarini](https://appshunter.io/developer/6776547619) |

## What reviewers say

### Devv 30

[App page](https://appshunter.io/ios/app/devv-30-learn-coding/id6504672779)

Learn to code in just 30 days with short, engaging lessons. Build real-world projects, create a portfolio, and prepare for a developer career. Covers Python, JavaScript, HTML, and more.

**Highlights:** Learn popular programming languages, Build real-world projects, Create a portfolio for your resume, Earn a programming certificate, Daily coding challenges, Run code directly in the app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Devv Pro Weekly | $6.99 | per 7 days |
| Pro Monthly | $6.99 | per month |
| Devv Pro Monthly | $8.99 | per month |
| Devv Pro Monthly | $14.99 | per month |
| Devv Pro 3 Months | $17.99 | per 3 months |
| Pro Yearly | $49.99 | per year |
| Devv Pro Yearly | $49.99 | per year |
| Devv Pro Yearly | $119.99 | per year |
| 1 Challenge Access | $34.99 | one-time |
| Lifetime Access | $69.99 | one-time |


### Quiz OAM

[App page](https://appshunter.io/ios/app/quiz-oam-agenti-e-mediatori/id6799983771)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rimuovi pubblicità | $8.99 | one-time |


## Frequently asked questions

### Is Devv 30 free?

Devv 30 is free to download, with in-app purchases available.

### Is Quiz OAM free?

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

### Do Devv 30 or Quiz OAM have ads?

Both Devv 30 and Quiz OAM show ads.

### Which is updated more often, Devv 30 or Quiz OAM?

Devv 30 ships an update every 8 days, and Quiz OAM every 8 days. Most recently, Devv 30 was updated on November 4, 2026 and Quiz OAM on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*