Comparison

NASA vs Thinker Teacher

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

Head to head
About

NASA

Explore the universe with access to live and on-demand NASA+ videos, a vast collection of stunning images, and the latest mission news. Discover interactive augmented reality experiences and track the International Space Station's path.

Highlights
  • NASA+ video streaming
  • 21,000+ NASA images
  • Latest NASA news
  • Mission updates
  • Podcasts
  • ISS tracking and Sky View
  • Augmented reality experiences
Features
Read full description

The redesigned NASA App unlocks access to the new NASA+ video streaming service, plus all the latest NASA images, news, mission information, podcasts, and interactive augmented reality experiences to explore -- putting the universe at your fingertips! With the NASA App, you'll be able to: • Explore with unlimited access to NASA+, featuring all of NASA's official live coverage and original on-demand video series. No subscription required. • Easily view over 21,000 of the latest NASA images • Rate images and explore all of the highest rated ones • Read all the latest NASA news and feature articles • Get the latest updates on Artemis, the James Webb Space Telescope, and other exciting NASA missions. • Listen to our podcasts featuring astronauts and experts who take you on a tour of the galaxy without ever leaving Earth. • Set an alert for when the International Space Station will fly over your location and use the Sky View feature to help you locate the station during the visible pass • Experience our rovers and rockets up close and personal with augmented reality. • And so much more! Download the updated NASA App now!

About

Thinker Teacher

Read full description

Thinker Teacher brings the classroom to your pocket. Built for the teachers of Think Engineering, it keeps your groups, attendance, homework and grades in one place, so the week runs itself and you stay with the students. Mark attendance in a tap. Set homework and review it where you are. Chat with a group or a single student. Open your calendar and know what comes next. In Armenian and English, light and dark.

Screenshots

NASA4 screens
Thinker Teacher2 screens

Verdict

The call

The clearest difference is device support: NASA at 4 against Thinker Teacher's 2. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

NASA ships an update every 2 weeks, Thinker Teacher every 9 days. The most recent releases landed on November 2, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 9 level
NASA versus Thinker Teacher: the parameters behind the verdict, then further details
ParameterNASAThinker Teacher
PriceFreeFree
Rating4.8 (64K ratings) — better—
Positive reviews69.9% of reviews—
Number of ratings64K — better—
Update frequencyEvery 2 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad
Requires iOS15.6 — better16.4
Further details — not scored
Size60 MB51 MB
Age rating4+4+
DeveloperNASASTEM DIDACTICS LLC

Bugs and requests

NASA

Reported bugs

4 issues
  • Crashes on launch for some devices
  • Inability to close/exit image viewer
  • Notifications not working as expected
  • Incompatibility issues with newer iOS versions

Requested features

5 requests
  • Add live streaming of NASA TV
  • Improve navigation and search
  • Implement dark mode option
  • Bring back old features (e.g. APOD widget, ISS sightings)
  • Enhance 3D models and AR capabilities

Thinker Teacher

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

NASA

No in-app purchases

None

Thinker Teacher

No in-app purchases

Questions

Is NASA free?
NASA is free to download, with no in-app purchases.
Is Thinker Teacher free?
Thinker Teacher is free to download, with no in-app purchases.
Do NASA or Thinker Teacher have ads?
Neither NASA nor Thinker Teacher shows ads.
Which is updated more often, NASA or Thinker Teacher?
NASA ships an update every 2 weeks, and Thinker Teacher every 9 days. Most recently, NASA was updated on November 2, 2026 and Thinker Teacher on October 29, 2026.

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