# Staslink vs PDC by Capture Data Services

The clearest difference is rating: PDC by Capture Data Services at 5.0 against Staslink's 4.4. PDC by Capture Data Services also leads on in-app purchases (none vs 8) and ads (none vs shown). Staslink's advantage is ratings volume (20K vs 5). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Staslink sells 8 in-app purchases, starting at $2.99 per 7 days. PDC by Capture Data Services asks for nothing beyond the download.

PDC by Capture Data Services holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Staslink has 20K ratings behind it against 5, so its average is the more settled of the two.

Staslink ships an update every 2 months, PDC by Capture Data Services every 3 weeks. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Staslink | PDC by Capture Data Services |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (20K ratings)](https://appshunter.io/ios/app/staslink-satellites-tracker/id1515415038/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdc-by-capture-data-services/id1583618414/reviews)** |
| Number of ratings | **20K** | 5 |
| Positive reviews | 56.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 98 MB | 11 MB |
| Requires iOS | 15.6 | **14.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SMART WIDGET LABS COMPANY LIMITED](https://appshunter.io/developer/1561934122) | [Capture Data Services, LLC](https://appshunter.io/developer/1583618416) |

## What reviewers say

### Staslink

[App page](https://appshunter.io/ios/app/staslink-satellites-tracker/id1515415038)

Track the International Space Station and Starlink satellites with real-time live maps and HD video feeds from NASA. Get personalized reminders for optimal viewing times and explore the universe from an astronaut's perspective.

**Highlights:** Live ISS & Starlink camera feed from NASA, Real-time global tracking with Live Map, Reminders for upcoming satellite visits, Visibility predictions and statistics, HD video of Earth from ISS, Smart Tracking Engine

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Tracking | $2.99 | per 7 days |
| Weekly Freetrial | $3.99 | per 7 days |
| Weekly Freetrial | $4.99 | per 7 days |
| Weekly | $5.99 | per 7 days |
| Monthly Premium | $12.99 | per month |
| Lifetime Premium | $24.99 | one-time |
| Lifetime | $29.99 | one-time |
| Lifetime | $34.99 | one-time |

**What reviewers like**

- 👍 Easy setup
- 🚀 Fast internet speeds
- 💡 Useful satellite tracking
- 🔍 Informative app

**What reviewers complain about**

- 🐛 Inconsistent performance
- 🤔 Unclear instructions
- 💰 Expensive subscription
- 🚫 Limited free features

**Reported bugs**

- App freezing and crashing
- Incorrect satellite pass times
- Location detection issues
- Incompatibility with older devices

**Requested features**

- Ability to track specific satellites
- Improved location selection and storage
- Satellite pass notifications
- 3D sky view for better satellite visualization


### PDC by Capture Data Services

[App page](https://appshunter.io/ios/app/pdc-by-capture-data-services/id1583618414)

Streamline property data collection for real estate professionals. Quickly capture essential details, log measurements, take photos, and generate floor plans efficiently. Start inspections directly from email order links.

**Highlights:** Capture property data, Log measurements, Take photographs, Render floor plans, Start inspections via email links

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Staslink free?

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

### Is PDC by Capture Data Services free?

PDC by Capture Data Services is free to download, with no in-app purchases.

### Which has better reviews, Staslink or PDC by Capture Data Services?

PDC by Capture Data Services is rated higher. Staslink averages 4.4 out of 5 from 20K ratings, while PDC by Capture Data Services averages 5.0 from 5 ratings.

### Do Staslink or PDC by Capture Data Services have ads?

Staslink shows ads; PDC by Capture Data Services does not.

### Which is updated more often, Staslink or PDC by Capture Data Services?

Staslink ships an update every 2 months, and PDC by Capture Data Services every 3 weeks. Most recently, Staslink was updated on October 27, 2026 and PDC by Capture Data Services on October 7, 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.*