# Linea Sketch vs Osmo Projector

The clearest difference is rating: Osmo Projector at 4.4 against Linea Sketch's 3.7. Osmo Projector also leads on in-app purchases (none vs 3) and iOS requirement (15.0 vs 18.0). Linea Sketch's advantage is ads (none vs shown) and review sentiment (62% vs 33%). On price, update cadence and device support there is nothing between them.

Both are free to download. Linea Sketch sells 3 in-app purchases, starting at $1.99 per month. Osmo Projector asks for nothing beyond the download.

Osmo Projector holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: Linea Sketch has 802 ratings behind it against 7, so its average is the more settled of the two. Written reviews complicate that: 62% of Linea Sketch's written reviews are positive against 33% of Osmo Projector's, so the app with the better star average is not the one people write more warmly about.

Linea Sketch ships an update every 3 months, Osmo Projector every 2 months. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Linea Sketch | Osmo Projector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (802 ratings)](https://appshunter.io/ios/app/linea-sketch/id1094770251/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/osmo-projector/id1502489790/reviews)** |
| Number of ratings | **802** | 7 |
| Positive reviews | **62.3% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 133 MB | 111 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Iconfactory](https://appshunter.io/developer/281795483) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Linea Sketch

[App page](https://appshunter.io/ios/app/linea-sketch/id1094770251)

This app provides a powerful yet intuitive drawing and note-taking experience. Its minimalist interface keeps the focus on your creations, offering features like intelligent shape creation, precise layer management, and artistic brushes. Record your process with time-lapse and utilize various grids and templates for diverse projects.

**Highlights:** Minimalist UI, Intelligent shape creation (ZipShapes), Elegant layer management, Artistic watercolor brush, Time-lapse recording, Grids and templates, Annotation tools

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Linea Monthly Subscription | $1.99 | per month |
| Linea Yearly Subscription | $19.99 | per year |
| Linea Full Purchase | $59.99 | one-time |

**What reviewers like**

- 🚀 Simple and intuitive interface
- 👍 Great for sketching and note-taking
- 💡 Clever color picker
- 🚀 Responsive with Apple Pencil
- 👍 Layers and blending tools

**What reviewers complain about**

- 🐛 Occasional crashes and freezes
- 🐛 Inconsistent behavior with fill tool
- 🐛 Difficulty controlling pencil/marker thickness
- 💡 Limited brush and tool options
- 💡 Lack of canvas resizing and expansion

**Reported bugs**

- Drawings disappearing or not saving properly
- Layers and colors not behaving as expected
- Sudden crashes when switching tools or actions
- Slow performance and loading issues

**Requested features**

- Add smudge/blending tool
- Implement watercolor brush
- Include text tool and annotation options
- Support for higher resolution canvases
- Introduce animation and video features


### Osmo Projector

[App page](https://appshunter.io/ios/app/osmo-projector/id1502489790)

This tool enhances remote learning by allowing you to share physical notes and your iPad screen with others. It requires specific hardware and an iPad tablet to function.

**Highlights:** Remote learning assistance, Share physical notes, Share iPad screen, AirPlay compatibility, Conferencing app integration

**In-app purchases:** none


## Frequently asked questions

### Is Linea Sketch free?

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

### Is Osmo Projector free?

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

### Which has better reviews, Linea Sketch or Osmo Projector?

Osmo Projector is rated higher. Linea Sketch averages 3.7 out of 5 from 802 ratings, while Osmo Projector averages 4.4 from 7 ratings.

### Do Linea Sketch or Osmo Projector have ads?

Osmo Projector shows ads; Linea Sketch does not.

### Which is updated more often, Linea Sketch or Osmo Projector?

Linea Sketch ships an update every 3 months, and Osmo Projector every 2 months. Most recently, Linea Sketch was updated on October 22, 2026 and Osmo Projector on October 21, 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.*