# Star Walk 2 Plus vs 智慧觀臺博 NTM Smart +

The clearest difference is in-app purchases: 智慧觀臺博 NTM Smart + at none against Star Walk 2 Plus's 10. 智慧觀臺博 NTM Smart + also leads on ads (none vs shown). Star Walk 2 Plus's advantage is review sentiment (70% vs 50%) and update cadence (every 6 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Star Walk 2 Plus sells 9 in-app purchases, starting at $0.99 per month. 智慧觀臺博 NTM Smart + asks for nothing beyond the download.

Star Walk 2 Plus ships an update every 6 weeks, 智慧觀臺博 NTM Smart + every 3 months. The most recent releases landed on November 12, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Star Walk 2 Plus | 智慧觀臺博 NTM Smart + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (96K ratings)](https://appshunter.io/ios/app/star-walk-2-plus-live-sky-map/id1112481571/reviews)** | — |
| Number of ratings | **96K** | — |
| Positive reviews | **70.2% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 373 MB | 425 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vito Technology Inc.](https://appshunter.io/developer/289641503) | [National Taiwan Museum](https://appshunter.io/developer/1492401896) |

## What reviewers say

### Star Walk 2 Plus

[App page](https://appshunter.io/ios/app/star-walk-2-plus-live-sky-map/id1112481571)

Explore the cosmos with a real-time sky map. Point your device to identify stars, planets, and constellations. Discover celestial events and learn about the universe with detailed information and 3D models.

**Highlights:** Real-time sky map, 3D constellation models, Time machine feature, Deep sky object identification, Augmented reality mode, Celestial event tracking

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StarWalk2 Ads+ Monthly Premium | $0.99 | per month |
| StarWalk2 Ads+ Monthly Premium | $0.99 | per month |
| StarWalk2 Ads+ Yearly Premium | $5.99 | per year |
| StarWalk2 Ads+ Yearly Premium | $5.99 | per year |
| Discover Solar System Objects | $0.99 | one-time |
| Satellite Tracker in the Sky | $0.99 | one-time |
| Night Sky View: without Ads | $2.99 | one-time |
| Night Sky Map: Limited Offer | $5.99 | one-time |
| Night Sky View: No Ads | $8.99 | one-time |

**What reviewers like**

- 🌟 Informative and educational
- 🔭 Accurate star/planet tracking
- 🎨 Beautiful visuals and graphics
- 🔊 Relaxing background music
- 🌍 Useful for stargazing and astronomy

**What reviewers complain about**

- 💢 Excessive and intrusive ads in free version
- 🤔 Confusing navigation and controls
- 🧭 Inaccurate compass and location tracking
- 💰 Expensive in-app purchases required for full features
- 🔄 Frequent app crashes and freezes

**Reported bugs**

- Compass and location tracking issues
- Crashes and freezes when using certain features
- Purchased upgrades not syncing across devices
- Notifications not working as expected

**Requested features**

- Add more detailed information about stars and constellations
- Improve widget functionality and visibility of planets/satellites
- Implement a dark mode for better visibility at night
- Allow customization of the display and overlay options
- Enhance the augmented reality experience


### 智慧觀臺博 NTM Smart +

[App page](https://appshunter.io/ios/app/ntm-smart-plus/id1595517233)

Experience augmented reality exhibits with this app. Scan artifacts to access extended knowledge through text or audio, offering a new way to explore museum collections.

**Highlights:** Augmented reality explanations, Scan artifacts for details, Text and audio content, Museum exploration enhancement, Digital exhibit information

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Star Walk 2 Plus free?

Star Walk 2 Plus is free to download, with in-app purchases available.

### Is 智慧觀臺博 NTM Smart + free?

智慧觀臺博 NTM Smart + is free to download, with no in-app purchases.

### Do Star Walk 2 Plus or 智慧觀臺博 NTM Smart + have ads?

Star Walk 2 Plus shows ads; 智慧觀臺博 NTM Smart + does not.

### Which is updated more often, Star Walk 2 Plus or 智慧觀臺博 NTM Smart +?

Star Walk 2 Plus ships an update every 6 weeks, and 智慧觀臺博 NTM Smart + every 3 months. Most recently, Star Walk 2 Plus was updated on November 12, 2026 and 智慧觀臺博 NTM Smart + on November 3, 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.*