Comparison

Staslink vs NumberBox

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Staslink

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
Read full description

Satellites ISS & Star Tracker helps you identify the best time to catch a glimpse of International Space Station & Starlink satellites on your night sky. Input your location and tap through to find the best times to observe them near your area. Reminders can be set for upcoming launches and/or high visibility sightings around your location. The satellites & ISS routes in low Earth orbit can be discovered through the 'Live Map'. Track the Starlink Satellites & International Space Station in real-time with HD Live Map and Smart Tracking Engine. Explore the universe and outer space life under the astronaut perspective with Livestream videos directly from NASA. You can also have the chances to stargaze when tracking the orbits through live videos. Plan ahead your plan to catch the glimpse of ISS and SpaceX satellites on the night sky in your area with provided statistics & reminders. Satellites ISS & Star Tracker gives you access to the 24/7 Live HD video of the Earth & Starlink launch recorded directly by NASA. As the ISS station orbits with an average altitude of 250 miles (400 kilometers), you can follow its camera & explore all the Earth's surface within roughly 93 minutes. Launched 60 at a time, the Starlink is described as a "train" of lights as they gracefully move through our skies. With Google Maps integrated into the app, users can easily track the ISS and Starlink around the globe and monitor its movement. Satellites ISS & Star Tracker features: + Live camera feed of ISS & Starlink directly from NASA. + Track the ISS & Starlink around the globe with a Live Map. + Reminders for upcoming Starlink visits with visibility predictions. + Check the ISS & Starlink's live statistics to locate it more easily on the night sky. + Predicted ISS & Starlink location for users for better monitoring and planning at the night sky. Note: When the International Space Station is on the night side of Earth, the video image is black - this is normal. Please do not worry! Sometimes, the live video is not available due to transmission issues or because the crew is changing cameras. In such cases, you will usually have a blue or blank screen. In a few minutes the transmission should return back to normal, so just relax for a moment. This is not a problem with the app. Disclaimer: This app is not affiliated with neither NASA nor ISS nor Starlink or any space related platforms. All the videos are rights reserved by NASA, we do not own any of these videos. Terms of Use: http://vulcanlabs.co/terms-of-use/ Privacy Policy: http://vulcanlabs.co/privacy-policy/ Any questions? Contact us: support@vulcanlabs.com

About

NumberBox

This app helps you identify unwanted calls by allowing users to report and tag spam or telemarketing numbers. All submissions are anonymous and help build a community-driven database to protect users from potential scams.

Highlights
  • Voluntarily report unwanted numbers
  • Manually add tags to phone numbers
  • Identify spam and telemarketing calls
  • Anonymous tag submissions
  • Privacy-focused data policy
  • In-app support
Features
Read full description

NumberBox is a simple and secure tool that allows users to voluntarily report unwanted or spam phone numbers to help keep the community safe. Users can manually add tags to phone numbers — for example, “Scammer,” “Telemarketing,” or “Spam.” All tags are submitted voluntarily by users to help others recognize potentially unwanted calls. Privacy & Data Policy NumberBox does not collect, store, or share any personal data. The app does not access contacts, call history, messages, or any other private information. All user-submitted tags are stored anonymously and are not linked to personal identities. Contact & Support If you have any questions, or wish to modify or remove user-submitted data, please contact us through the in-app support section or via our official support email.

Screenshots

Staslink4 screens
NumberBox4 screens

Verdict

The call

The clearest difference is in-app purchases: NumberBox at none against Staslink's 8. NumberBox also leads on ads (none vs shown). Staslink's advantage is ratings volume (20K vs 565). On price, rating, review sentiment and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for Staslink against 4.5 for NumberBox. That said, the two scores are not equally well evidenced: Staslink has 20K ratings behind it against 565, so its average is the more settled of the two. Written reviews are what separate them: 57% of Staslink's written reviews are positive against 64% of NumberBox's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
Staslink versus NumberBox: the parameters behind the verdict, then further details
ParameterStaslinkNumberBox
PriceFreeFree
Rating4.4 (20K ratings)4.5 (565 ratings) — better
Positive reviews56.7% of reviews63.6% of reviews — better
Number of ratings20K — better565
Update frequencyEvery 2 monthsEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.615.0 — better
Further details — not scored
Size98 MB27 MB
Age rating4+4+
DeveloperSMART WIDGET LABS COMPANY LIMITEDMarvan Salemi

Customer experience

Staslink

All ratings19,452 ratings
Positive84.8%
Neutral4.7%
Negative10.5%
Written reviews508 reviews
Positive56.7%
Neutral4.7%
Negative38.6%

NumberBox

All ratings547 ratings
Positive87.6%
Neutral2.9%
Negative9.5%
Written reviews44 reviews
Positive63.6%
Neutral4.5%
Negative31.8%

User reviews

Staslink

From 20K App Store ratings

What we love

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

Room to improve

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

NumberBox

From 565 App Store ratings

What we love

  • 🎯 Effective at identifying unknown numbers
  • ⚡ Fast and practical performance
  • 📱 User-friendly interface
  • 💪 Comprehensive caller ID database
  • 👍 Reliable identification results

Room to improve

  • 🔒 Serious privacy violations and data sharing without consent
  • 🚫 Non-functional after recent updates
  • 📵 Doesn't work anymore for core functionality
  • ❌ Poor customer support and unresponsive to requests
  • ⚠️ Inaccurate identification - shows wrong names

Bugs and requests

Staslink

Reported bugs

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

Requested features

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

NumberBox

Reported bugs

5 issues
  • App stopped working after latest update
  • Unable to identify any numbers despite core function
  • Update installation failures
  • Incorrect name matching for phone numbers
  • App displays personal information without user consent

Requested features

5 requests
  • Offline functionality
  • Location information display
  • Anonymous call profile display
  • Expanded database for specific regions (Yemen)
  • Expanded number database

In-app purchases

8 purchases

Staslink

Subscriptions5
  • Weekly Premium Tracking3 Days trial$2.997 Days
  • Weekly Freetrial3 Days trial$3.997 Days
  • Weekly Freetrial3 Days trial$4.997 Days
Show 2 more
  • Weekly3 Days trial$5.997 Days
  • Monthly Premium$12.991 Month
One-time3
  • Lifetime Premium$24.99
  • Lifetime$29.99
  • Lifetime$34.99
None

NumberBox

No in-app purchases

Questions

Is Staslink free?
Staslink is free to download, with in-app purchases available.
Is NumberBox free?
NumberBox is free to download, with no in-app purchases.
Which has better reviews, Staslink or NumberBox?
NumberBox is rated higher. Staslink averages 4.4 out of 5 from 20K ratings, while NumberBox averages 4.5 from 565 ratings.
Do Staslink or NumberBox have ads?
Staslink shows ads; NumberBox does not.
Which is updated more often, Staslink or NumberBox?
Staslink ships an update every 2 months, and NumberBox every 2 months. Most recently, Staslink was updated on November 7, 2026 and NumberBox on November 5, 2026.

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