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Callisto space simulator

Chrome Web Store listing by Dusan Halicky

A Chrome extension with 56 users, barely installed. Audience over the last 30 days: -15.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 3 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
56
Rating
2.2 (6 ratings)
Users, last 30 days
-15
Rating, last 30 days
Steady over 30 days
Version
1.0.83
Updated in the store
2019-07-20
Published
2015-10-29
Manifest
V2
Browser access
3 permissions

How it has moved

Users
-15 since 01.10
56-71 · 14 readings
  1. 2026-10-0466
  2. 2026-10-0861
  3. 2026-10-0962
  4. 2026-10-1061
  5. 2026-10-1366
  6. 2026-10-1667
  7. 2026-10-1867
  8. 2026-10-1965
  9. 2026-10-2167
  10. 2026-10-2370
  11. 2026-10-2468
  12. 2026-10-2763
  13. 2026-10-2956
  14. 2026-10-3156
Rating
unchanged since 01.10
reviewsrating 2.17 · 14 readings
  1. 2026-10-04reviews6rating2.17
  2. 2026-10-08reviews6rating2.17
  3. 2026-10-09reviews6rating2.17
  4. 2026-10-10reviews6rating2.17
  5. 2026-10-13reviews6rating2.17
  6. 2026-10-16reviews6rating2.17
  7. 2026-10-18reviews6rating2.17
  8. 2026-10-19reviews6rating2.17
  9. 2026-10-21reviews6rating2.17
  10. 2026-10-23reviews6rating2.17
  11. 2026-10-24reviews6rating2.17
  12. 2026-10-27reviews6rating2.17
  13. 2026-10-29reviews6rating2.17
  14. 2026-10-31reviews6rating2.17
Users
-2 since 01.09
56-73 · 29 readings
  1. 2026-09-0158
  2. 2026-09-0261
  3. 2026-09-0360
  4. 2026-09-0558
  5. 2026-09-0660
  6. 2026-09-0761
  7. 2026-09-0960
  8. 2026-09-1061
  9. 2026-09-1358
  10. 2026-09-1556
  11. 2026-09-1760
  12. 2026-09-2165
  13. 2026-09-2566
  14. 2026-09-2773
  15. 2026-09-2871
  16. 2026-10-0466
  17. 2026-10-0861
  18. 2026-10-0962
  19. 2026-10-1061
  20. 2026-10-1366
  21. 2026-10-1667
  22. 2026-10-1867
  23. 2026-10-1965
  24. 2026-10-2167
  25. 2026-10-2370
  26. 2026-10-2468
  27. 2026-10-2763
  28. 2026-10-2956
  29. 2026-10-3156
Rating
unchanged since 01.09
reviewsrating 2.17 · 29 readings
  1. 2026-09-01reviews6rating2.17
  2. 2026-09-02reviews6rating2.17
  3. 2026-09-03reviews6rating2.17
  4. 2026-09-05reviews6rating2.17
  5. 2026-09-06reviews6rating2.17
  6. 2026-09-07reviews6rating2.17
  7. 2026-09-09reviews6rating2.17
  8. 2026-09-10reviews6rating2.17
  9. 2026-09-13reviews6rating2.17
  10. 2026-09-15reviews6rating2.17
  11. 2026-09-17reviews6rating2.17
  12. 2026-09-21reviews6rating2.17
  13. 2026-09-25reviews6rating2.17
  14. 2026-09-27reviews6rating2.17
  15. 2026-09-28reviews6rating2.17
  16. 2026-10-04reviews6rating2.17
  17. 2026-10-08reviews6rating2.17
  18. 2026-10-09reviews6rating2.17
  19. 2026-10-10reviews6rating2.17
  20. 2026-10-13reviews6rating2.17
  21. 2026-10-16reviews6rating2.17
  22. 2026-10-18reviews6rating2.17
  23. 2026-10-19reviews6rating2.17
  24. 2026-10-21reviews6rating2.17
  25. 2026-10-23reviews6rating2.17
  26. 2026-10-24reviews6rating2.17
  27. 2026-10-27reviews6rating2.17
  28. 2026-10-29reviews6rating2.17
  29. 2026-10-31reviews6rating2.17

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Declares https://ghost.sk/
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

Dusan Halicky publishes 10 listings we track, 11k users between them.

  1. Furigana Dusan Halicky · Productivity · Workflow · published 2015-04-28 9k users ★ 3.8
  2. Alien invasion! Dusan Halicky · published 2015-07-01 537 users ★ 3.8
  3. RSS Reader Dusan Halicky · Lifestyle · News · published 2015-04-14 342 users ★ 2.8
Show 5 more from this publisher
  1. Ghost chat bot Dusan Halicky · published 2015-09-07 265 users ★ 3.8
  2. Azbuka Dusan Halicky · Make Chrome Yours · Accessibility · published 2015-12-10 263 users ★ 4.3
  3. Domain whitelist Dusan Halicky · Make Chrome Yours · Privacy · published 2015-10-21 172 users ★ 5.0
  4. Tc calculator Dusan Halicky · published 2015-03-30 30 users ★ 4.8
  5. WordPlay Dusan Halicky · published 2015-07-17 13 users ★ 2.5

Like this one

Listings the catalog judges closest in what they say they do.

  1. No Gravity Describes nearly the same job, smaller audience 9 users
  2. The Adventures of Captain Callisto Describes nearly the same job, smaller audience 5 users (last published figure)
  3. Earth and Space free Describes nearly the same job, smaller audience 363 users ★ 2.8
  4. Sci Fi Flight Simulator Game Describes nearly the same job, with an established audience 30k users ★ 4.4
  5. Space Jumper Describes nearly the same job, smaller audience 10 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/nahngjoliloconljdnpdeknknooehbjo/badge.svg)](https://extops.dev/extensions/nahngjoliloconljdnpdeknknooehbjo)

HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built