# Quadam Teacher vs Line Art Printer

The clearest difference is in-app purchases: Quadam Teacher at none against Line Art Printer's 1. Quadam Teacher also leads on iOS requirement (9.0 vs 17.0). Line Art Printer's advantage is update cadence (every 11 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Line Art Printer sells 1 in-app purchase, starting at $0.99 per month. Quadam Teacher asks for nothing beyond the download.

Quadam Teacher ships an update every 5 weeks, Line Art Printer every 11 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Quadam Teacher | Line Art Printer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (13 ratings)](https://appshunter.io/ios/app/line-art-printer/id1584491764/reviews)** |
| Number of ratings | — | **13** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 11 days** |
| Monetization | — | Freemium |
| Size | 32 MB | 15 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 17+ | 9+ |
| Developer | [Quadam Institute S.L.](https://appshunter.io/developer/953160144) | [Calogero Cascio](https://appshunter.io/developer/1242129399) |

## What reviewers say

### Quadam Teacher

[App page](https://appshunter.io/ios/app/quadam-teacher/id953160145)

**In-app purchases:** none


### Line Art Printer

[App page](https://appshunter.io/ios/app/line-art-printer/id1584491764)

Discover and create millions of line art images for coloring activities. Transform existing images or scanned drawings with AI, then easily print them. Save and organize your favorite creations for endless artistic fun.

**Highlights:** Millions of line art images, AI image transformation, One-tap AirPrint printing, Scan and save children's drawings, Favorites collection, Safe search enabled

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No limits | $0.99 | per month |


## Frequently asked questions

### Is Quadam Teacher free?

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

### Is Line Art Printer free?

Line Art Printer is free to download, with in-app purchases available.

### Do Quadam Teacher or Line Art Printer have ads?

Neither Quadam Teacher nor Line Art Printer shows ads.

### Which is updated more often, Quadam Teacher or Line Art Printer?

Quadam Teacher ships an update every 5 weeks, and Line Art Printer every 11 days. Most recently, Quadam Teacher was updated on November 1, 2026 and Line Art Printer on November 3, 2026.

---

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