# LEGO® Builder vs Purrsona

The clearest difference is in-app purchases: LEGO® Builder at none against Purrsona's 3. LEGO® Builder also leads on update cadence (every 3 weeks vs every 20 months) and ratings volume (290K vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Purrsona sells 3 in-app purchases, starting at $3.99 per 7 days. LEGO® Builder asks for nothing beyond the download.

Purrsona holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: LEGO® Builder has 290K ratings behind it against 1, so its average is the more settled of the two.

LEGO® Builder ships an update every 3 weeks, Purrsona every 20 months. The most recent releases landed on November 1, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | LEGO® Builder | Purrsona |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (290K ratings)](https://appshunter.io/ios/app/lego-builder-3d-instructions/id1486159728/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/purrsona/id6736366086/reviews)** |
| Number of ratings | **290K** | 1 |
| Positive reviews | 77.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 20 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#93** | — |
| Size | 264 MB | 38 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LEGO](https://appshunter.io/developer/347363505) | [Cat Bakery, LLC](https://appshunter.io/developer/1188110325) |

## What reviewers say

### LEGO® Builder

[App page](https://appshunter.io/ios/app/lego-builder-3d-instructions/id1486159728)

**Currently charting:** #93 Top Free · Entertainment (US App Store)

This app provides interactive 3D building instructions for LEGO sets. It allows users to zoom, rotate, and view models from all angles, with step-by-step guidance. It also features a collaborative building mode for multiple users and a digital library of thousands of instruction manuals.

**Highlights:** Interactive 3D building instructions, Zoom, rotate, and view from all angles, Step-by-step digital guidance, Collaborative 'Build Together' mode, Digital library of thousands of instructions, Track building progress and brick count

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful for building sets
- 🤖 Great 3D instructions
- 💡 Ability to save built sets
- 🎨 Organized by theme and year

**What reviewers complain about**

- 🐛 Crashes when using sticker steps
- 🔍 Missing instructions for older/retired sets
- 🔍 Incomplete set of instructions for newer sets
- 🔍 Difficult to navigate and find specific sets
- 🔍 Inability to add older sets to collection

**Reported bugs**

- Sets disappearing from collection after updates
- Inability to log in and save collection
- Slow loading and reloading of instructions
- Zoom and navigation issues on instructions

**Requested features**

- Add more older/retired sets
- Improve navigation and search functionality
- Allow adding of older sets to collection
- Implement wishlist feature
- Add more personalization options for profiles


### Purrsona

[App page](https://appshunter.io/ios/app/purrsona/id6736366086)

Engage in warm and personalized conversations with a virtual companion. Choose from unique personalities, enjoy meaningful chats, and customize your experience with offline options and evolving relationships. Immerse yourself in stunning visuals and dynamic animations.

**Highlights:** Unique AI personalities, Engaging and natural conversations, Customizable offline experiences, Evolving relationships, Immersive design and animations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purrsona AI T1 | $3.99 | per 7 days |
| Purrsona No Ads | $1.99 | one-time |
| Purrsona Offline Access | $4.99 | one-time |


## Frequently asked questions

### Is LEGO® Builder free?

LEGO® Builder is free to download, with no in-app purchases.

### Is Purrsona free?

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

### Which has better reviews, LEGO® Builder or Purrsona?

Purrsona is rated higher. LEGO® Builder averages 4.8 out of 5 from 290K ratings, while Purrsona averages 5.0 from 1 ratings.

### Do LEGO® Builder or Purrsona have ads?

Neither LEGO® Builder nor Purrsona shows ads.

### Which is updated more often, LEGO® Builder or Purrsona?

LEGO® Builder ships an update every 3 weeks, and Purrsona every 20 months. Most recently, LEGO® Builder was updated on November 1, 2026 and Purrsona on October 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.*