Comparison

ISS Live Now vs sunClock World Map

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

Head to head
About

ISS Live Now

Experience Earth from orbit with a 24/7 live HD video stream from the International Space Station. Track the ISS's path on a dynamic map and access various NASA and ESA feeds, including spacewalk footage and interior tours.

Highlights
  • 24/7 live HD Earth view from ISS
  • Interactive ISS orbit tracker map
  • Multiple live video streams (ISS cameras, NASA TV, ESA)
  • Spacewalk and interior ISS video tours
  • Notifications for live sunrise/sunset views
  • Launchpad live streams
Features
Read full description

See the Earth as the astronauts see it with a 24/7 video livestream from the International Space Station. If you like space or astronomy, you will love ISS Live Now. ISS Live Now gives you easy access to live video feeds of Earth from the International Space Station, orbiting about 400 kilometers (250 miles) above the planet. The app combines live streaming, orbit tracking and space exploration tools in one thoughtful experience. LIVE VIDEO STREAMS • Live HD Camera: High-resolution view of Earth from EHDC cameras aboard the ISS. • Live Standard Camera: Live Earth views with mission updates, tests and communications. • NASA TV: Science and space documentaries, plus interviews with astronauts, scientists and engineers. • NASA TV Media. • Spacewalk (Recorded): HD footage from cameras outside the ISS. • Inside the International Space Station: Video tours of ISS modules explained by astronauts. • Eventual Channel: Temporary live feeds from NASA, ESA, Roscosmos and SpaceX. • Launchpad Cameras: 24/7 live streams from launch sites around the world. • ESA: Live feeds from the European Space Agency. • Sen.com 4K Cameras: Ultra-high-definition views via the official Sen website. MAP & TRACKING Follow the ISS orbit with Google Maps or an interactive 3D globe. Zoom, rotate, drag and tilt the map to see exactly where the station is flying. ISS DETECTOR Discover when the ISS will pass over your location, track visible passes in the sky and receive alerts for daylight passes near you. ROCKET LAUNCHES & EVENTS Browse upcoming rocket launches and receive notifications about live space events, including spacewalks and mission milestones. EXPLORE & LEARN • Virtual Tour: Explore the ISS in an immersive street-view experience. • Who Is in the ISS: Meet the astronauts currently aboard the station. • SpaceX Docking Simulator: Practice docking with the official SpaceX simulator. • Solar System Explorer: Travel through the solar system. NOTIFICATIONS Get alerts for sunrise and sunset as seen from the ISS, interesting locations on Earth, rocket launches and special live events. NOTE When the ISS is on Earth's night side, the video image is black: this is normal. Occasionally, a blue or blank screen appears due to transmission issues or camera changes. The stream usually returns within a few minutes. This is not an app problem. X: @isslivenow, News about the ISS, NASA, space, Earth and the live stream. Instagram: @isslivenow, Photos of Earth from the streaming cameras and NASA TV. Facebook: @isslivenow, Photos, news and information about ISS Live Now.

About

sunClock World Map

Visualize global night and day cycles on an equirectangular world map. Get sunrise, sunset, and weather data for any location. Tap the map to view specific place details.

Highlights
  • World map with night shade visualization
  • Sunrise and sunset times
  • Location-specific weather data
  • Tap to view individual location data
  • GPS location access for data
Features
Read full description

sunClock App: to see night shade on an equirectangular-projection of a world map. Additionally the app provides location data as sunrise and sunset as well as weather data. Therefore the app needs a location GPS access. The location data will not be used for any other purpose. With a tap on the map it is possible to display single location data of other places. It is possible to remove the Google advertisement by purchasing this app. Just click purchase in the Settings page.

Screenshots

ISS Live Now4 screens
sunClock World Map4 screens

Verdict

The call

The clearest difference is review sentiment: ISS Live Now at 88% against sunClock World Map's 0%. ISS Live Now also leads on rating (4.6 vs 2.2) and update cadence (monthly vs every 10 months). sunClock World Map's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support 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. ISS Live Now sells 1 one-off in-app purchase and sunClock World Map sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ISS Live Now holds the better App Store score, 4.6 against 2.2. That said, the two scores are not equally well evidenced: ISS Live Now has 6.7K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 88% of ISS Live Now's written reviews are positive against 0% of sunClock World Map's.

UpkeepUpdate frequency

ISS Live Now ships an update monthly, sunClock World Map every 10 months. The most recent releases landed on October 25, 2026 and September 29, 2026 respectively.

Scorecard6 real differences · 4 level
ISS Live Now versus sunClock World Map: the parameters behind the verdict, then further details
ParameterISS Live NowsunClock World Map
PriceFreeFree
Rating4.6 (6.7K ratings) — better2.2 (5 ratings)
Positive reviews87.8% of reviews — better0.0% of reviews
Number of ratings6.7K — better5
Update frequencyMonthly — betterEvery 10 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.0
Further details — not scored
Size92 MB8 MB
Age rating4+4+
DeveloperCarlos SantosStefan von Weihe

Customer experience

ISS Live Now

All ratings6,700 ratings
Positive91.6%
Neutral3.1%
Negative5.3%
Written reviews1,838 reviews
Positive87.8%
Neutral4.3%
Negative7.9%

sunClock World Map

All ratings5 ratings
Positive20.0%
Neutral0.0%
Negative80.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

ISS Live Now

Reported bugs

7 issues
  • Map is not working!
  • Live feed cuts when strange things happen
  • No camera available
  • Constant loss of connection
  • Camera quality issues
Show 2 more
  • Login screen freezes
  • Incompatible with older devices

Requested features

9 requests
  • More live cameras please
  • Add zoom in function
  • Add more map options
  • Add ability to save stills or videos
  • Add captions for the videos
Show 4 more
  • Add more angles of the space station
  • Add ability to watch spacewalks
  • Add dark mode option
  • Add advanced analytics dashboard

sunClock World Map

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

ISS Live Now

One-time1
  • Remove ads$2.99
1 purchases

sunClock World Map

One-time1
  • sunClock world map$0.99

Questions

Is ISS Live Now free?
ISS Live Now is free to download, with in-app purchases available.
Is sunClock World Map free?
sunClock World Map is free to download, with in-app purchases available.
Which has better reviews, ISS Live Now or sunClock World Map?
ISS Live Now is rated higher. ISS Live Now averages 4.6 out of 5 from 6.7K ratings, while sunClock World Map averages 2.2 from 5 ratings.
Do ISS Live Now or sunClock World Map have ads?
ISS Live Now shows ads; sunClock World Map does not.
Which is updated more often, ISS Live Now or sunClock World Map?
ISS Live Now ships an update monthly, and sunClock World Map every 10 months. Most recently, ISS Live Now was updated on October 25, 2026 and sunClock World Map on September 29, 2026.

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