# OriSim3D vs Tayasui Doodle Book

The clearest difference is in-app purchases: OriSim3D at none against Tayasui Doodle Book's 11. OriSim3D also leads on ads (none vs shown). Tayasui Doodle Book's advantage is update cadence (fortnightly vs every 27 months) and iOS requirement (13.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. Tayasui Doodle Book sells 11 in-app purchases, starting at $2.99 per 7 days. OriSim3D asks for nothing beyond the download.

OriSim3D ships an update every 27 months, Tayasui Doodle Book fortnightly. The most recent releases landed on October 1, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | OriSim3D | Tayasui Doodle Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (109 ratings)](https://appshunter.io/ios/app/tayasui-doodle-book-scribble/id1315732497/reviews)** |
| Number of ratings | — | **109** |
| Positive reviews | — | 46.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 84 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rémi Koutchérawy](https://appshunter.io/developer/450998958) | [SKETCHES SRL](https://appshunter.io/developer/1789604467) |

## What reviewers say

### OriSim3D

[App page](https://appshunter.io/ios/app/orisim3d/id690082883)

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

**In-app purchases:** none


### Tayasui Doodle Book

[App page](https://appshunter.io/ios/app/tayasui-doodle-book-scribble/id1315732497)

Unleash your creativity with a digital sketchbook offering a variety of patterns and smart tools. Doodle freely or create intricate masterpieces with an expansive range of artistic possibilities. Enjoy moments of relaxation or intense creative expression.

**Highlights:** Dozens of original patterns, Smart drawing tools, Optional soothing sounds, Freehand drawing, Pattern-based doodling, Creative relaxation

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium | $2.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Monthly premium | $2.99 | per month |
| Monthly premium | $2.99 | per month |
| Weekly premium | $3.99 | per 7 days |
| Weekly premium | $3.99 | per 7 days |
| Yearly premium | $9.99 | per year |
| Yearly premium | $9.99 | per year |
| Yearly premium | $69.99 | per year |
| Yearly premium | $69.99 | per year |
| Doodle Book Pro | $1.99 | one-time |

**What reviewers like**

- 💫 Relaxing doodling experience
- 🎨 Satisfying drawing tools
- 👍 Simple and intuitive interface
- 🎨 Realistic paper and pencil sounds
- 🎨 Variety of background patterns

**What reviewers complain about**

- 🐛 Buggy page navigation
- 💰 Limited free features, requires paid upgrade
- 🖌️ Lack of customization options (pen size, color, etc.)
- 🤔 Confusing tutorial
- 🤔 Unclear access to paid features

**Reported bugs**

- App crashes on launch for some users
- Inability to progress through tutorial
- Drawings not saving properly
- Paid features not unlocking as expected

**Requested features**

- Option to disable finger input when using stylus
- Ability to save and view past drawings
- More background options, including blank pages
- Easier page navigation and management
- Color palette and brush customization


## Frequently asked questions

### Is OriSim3D free?

OriSim3D is free to download, with no in-app purchases.

### Is Tayasui Doodle Book free?

Tayasui Doodle Book is free to download, with in-app purchases available.

### Do OriSim3D or Tayasui Doodle Book have ads?

Tayasui Doodle Book shows ads; OriSim3D does not.

### Which is updated more often, OriSim3D or Tayasui Doodle Book?

OriSim3D ships an update every 27 months, and Tayasui Doodle Book fortnightly. Most recently, OriSim3D was updated on October 1, 2026 and Tayasui Doodle Book on October 19, 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.*