# Sistema Buttrio vs Devv 30

The clearest difference is in-app purchases: Sistema Buttrio at none against Devv 30's 10. Sistema Buttrio also leads on ads (none vs shown). Devv 30's advantage is update cadence (every 8 days vs every 12 months) and iOS requirement (12.4 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Devv 30 sells 10 in-app purchases, starting at $6.99 per 7 days. Sistema Buttrio asks for nothing beyond the download.

Sistema Buttrio ships an update every 12 months, Devv 30 every 8 days. The most recent releases landed on August 14, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | Sistema Buttrio | Devv 30 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 85 MB |
| Requires iOS | 15.1 | **12.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LARIN SRL SEMPLIFICATA](https://appshunter.io/developer/828339655) | [Matteo Giardino](https://appshunter.io/developer/1753230979) |

## What reviewers say

### Sistema Buttrio

[App page](https://appshunter.io/ios/app/sistema-buttrio/id6463127675)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Sistema Buttrio free?

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

### Is Devv 30 free?

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

### Do Sistema Buttrio or Devv 30 have ads?

Devv 30 shows ads; Sistema Buttrio does not.

### Which is updated more often, Sistema Buttrio or Devv 30?

Sistema Buttrio ships an update every 12 months, and Devv 30 every 8 days. Most recently, Sistema Buttrio was updated on August 14, 2026 and Devv 30 on August 22, 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.*