# librARsi vs Help DSA

The clearest difference is in-app purchases: librARsi at none against Help DSA's 4. Help DSA's advantage is update cadence (every 9 days vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Help DSA sells 4 in-app purchases, starting at $8.99 per month. librARsi asks for nothing beyond the download.

librARsi ships an update every 8 months, Help DSA every 9 days. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | librARsi | Help DSA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/librarsi/id1336467624/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 50 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CASA EDITRICE GIUSEPPE PRINCIPATO SPA](https://appshunter.io/developer/1336467623) | [TIZIANO PITISCI](https://appshunter.io/developer/1530789399) |

## What reviewers say

### librARsi

[App page](https://appshunter.io/ios/app/librarsi/id1336467624)

Access supplementary multimedia content from textbooks using augmented reality. Simply scan book pages to unlock videos, audio, animations, and interactive exercises on your smartphone or tablet.

**Highlights:** Augmented reality content access, Scan book pages to unlock media, Access videos, audio, and animations, Interactive exercises, Supports multiple textbook publishers

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

**In-app purchases:** none


### Help DSA

[App page](https://appshunter.io/ios/app/help-dsa/id6763032500)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Tutor Mensile | $8.99 | per month |
| Premium Genitore Mensile | $12.99 | per month |
| Premium Tutor Annuale | $49.99 | per year |
| Premium Genitore Annuale | $79.99 | per year |


## Frequently asked questions

### Is librARsi free?

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

### Is Help DSA free?

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

### Do librARsi or Help DSA have ads?

Neither librARsi nor Help DSA shows ads.

### Which is updated more often, librARsi or Help DSA?

librARsi ships an update every 8 months, and Help DSA every 9 days. Most recently, librARsi was updated on October 2, 2026 and Help DSA on September 23, 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.*