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Best Stsdex Apps

31+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

T is the household name in stsdex, but it's far from the only option. We track 31+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Stsdex Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1T-Minus – Space Launch TrackerT-Minus – Space Launch TrackerFree4.7★ (885)NoYesSep 2026
2Arthrex Events AppArthrex Events AppFree5.0★ (2)NoNoJul 2026
3QX9.COMQX9.COMFree5.0★ (1)NoNoAug 2026
4VistasVistasFree5.0★ (2)NoNoMay 2026
5STS 2026STS 2026Free—YesNoMay 2026
6VEX SkyriseVEX SkyriseFree2.0★ (1)NoNoMay 2026
7Latexo ISD, TXLatexo ISD, TXFree4.0★ (1)NoNoJul 2026
8San Marcos CISDSan Marcos CISDFree2.8★ (18)NoNoMay 2026

Top Picks for Stsdex

T-Minus – Space Launch Tracker#1

T-Minus – Space Launch Tracker by TARS Technologies LLC

Track SpaceX, NASA, ULA & more
Editor's Choice
📡 News
4.7😊(885 ratings)
FreeIn-App Purchases
T-Minus – Space Launch Tracker screenshot 1
T-Minus – Space Launch Tracker screenshot 2
T-Minus – Space Launch Tracker screenshot 3
T-Minus – Space Launch Tracker screenshot 4
T-Minus – Space Launch Tracker screenshot 5
T-Minus – Space Launch Tracker screenshot 6

Stay informed about all space launches and events from agencies like SpaceX and NASA. Watch live streams, access real-time data, and discover historical missions. Features include push notifications, widgets, and collectible mission patches.

What We Love

  • 🚀 Best space app
  • 🚀 Easy way to be up to date
  • 🚀 Perfect launch tracker
  • 🚀 Game changer

Room to Improve

  • 🔒 Premium only features
  • 🐛 Stopped working
  • 🐛 Not very reliable
Arthrex Events App#2

Arthrex Events App by Arthrex, Inc.

Strong Contender
🏥 Medical
5.0(2 ratings)
Free
Arthrex Events App screenshot 1
Arthrex Events App screenshot 2

Access comprehensive information for various Arthrex events, both online and offline. Stay informed with event agendas, speaker details, venue maps, and interactive feedback tools. Connect with event-relevant content and receive important notifications.

QX9.COM#3

QX9.COM by Rusoft MSC LLC

Worth Considering
💼 Business
5.0(1 ratings)
Free
QX9.COM screenshot 1
QX9.COM screenshot 2
QX9.COM screenshot 3

A digital marketplace for buying and selling industrial machinery, parts, and accessories. Connect with suppliers and find the equipment you need for your business operations.

More Stsdex apps to explore

FAQ about Stsdex

What are the best stsdex apps for iPhone?
T-Minus – Space Launch Tracker tops our stsdex apps ranking as of May 2026, with a 4.7-star average from 885 App Store ratings, and it's free to download.
Yes — 20 of the top stsdex apps we rank are free to download, including T-Minus – Space Launch Tracker and Arthrex Events App.
T-Minus – Space Launch Tracker has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 31+ stsdex apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
The T-Minus app is a comprehensive tracker for space launches and events from various agencies like SpaceX, NASA, and ULA. It provides real-time information, live streams, historical launch data, and news updates to keep users informed about the latest in space exploration.
Key features include tracking over 7000 past launches, watching live streams and HD videos, receiving push notifications before launches, using iOS widgets and an Apple Watch app, collecting mission patch trading cards, and following ISS and Starbase activity. It also offers a catalog of astronauts, launch vehicles, and spacecraft.