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Time and Space Complexity

Chrome extension by stevesiddu49 · Productivity · Education

A Chrome extension in Productivity · Education with 273 users, barely installed. Audience over the last 30 days: -23.

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

What the developer says, and 4 screenshots

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

Users
273
Rating
3.2 (9 ratings)
Users, last 30 days
-23
Rating, last 30 days
Steady over 30 days
Version
1.0
Updated in the store
2024-06-26
Published
2024-06-26
Manifest
V3
Browser access
64 permissions

How it has moved

Users
-23 since 02.10
261-296 · 19 readings
  1. 2026-10-04284
  2. 2026-10-08279
  3. 2026-10-09280
  4. 2026-10-11282
  5. 2026-10-13278
  6. 2026-10-16279
  7. 2026-10-17276
  8. 2026-10-18274
  9. 2026-10-19278
  10. 2026-10-20271
  11. 2026-10-21261
  12. 2026-10-22274
  13. 2026-10-23267
  14. 2026-10-24264
  15. 2026-10-25266
  16. 2026-10-28269
  17. 2026-10-29271
  18. 2026-10-30273
  19. 2026-10-31273
Rating
unchanged since 02.10
reviewsrating 3.22 · 19 readings
  1. 2026-10-04reviews9rating3.22
  2. 2026-10-08reviews9rating3.22
  3. 2026-10-09reviews9rating3.22
  4. 2026-10-11reviews9rating3.22
  5. 2026-10-13reviews9rating3.22
  6. 2026-10-16reviews9rating3.22
  7. 2026-10-17reviews9rating3.22
  8. 2026-10-18reviews9rating3.22
  9. 2026-10-19reviews9rating3.22
  10. 2026-10-20reviews9rating3.22
  11. 2026-10-21reviews9rating3.22
  12. 2026-10-22reviews9rating3.22
  13. 2026-10-23reviews9rating3.22
  14. 2026-10-24reviews9rating3.22
  15. 2026-10-25reviews9rating3.22
  16. 2026-10-28reviews9rating3.22
  17. 2026-10-29reviews9rating3.22
  18. 2026-10-30reviews9rating3.22
  19. 2026-10-31reviews9rating3.22
Users
-10 since 31.08
261-296 · 33 readings
  1. 2026-08-31283
  2. 2026-09-02282
  3. 2026-09-03287
  4. 2026-09-05292
  5. 2026-09-06294
  6. 2026-09-08292
  7. 2026-09-10287
  8. 2026-09-13280
  9. 2026-09-15278
  10. 2026-09-16280
  11. 2026-09-21282
  12. 2026-09-25290
  13. 2026-09-27293
  14. 2026-09-28296
  15. 2026-10-04284
  16. 2026-10-08279
  17. 2026-10-09280
  18. 2026-10-11282
  19. 2026-10-13278
  20. 2026-10-16279
  21. 2026-10-17276
  22. 2026-10-18274
  23. 2026-10-19278
  24. 2026-10-20271
  25. 2026-10-21261
  26. 2026-10-22274
  27. 2026-10-23267
  28. 2026-10-24264
  29. 2026-10-25266
  30. 2026-10-28269
  31. 2026-10-29271
  32. 2026-10-30273
  33. 2026-10-31273
Rating
unchanged since 31.08
reviewsrating 3.22 · 33 readings
  1. 2026-08-31reviews9rating3.22
  2. 2026-09-02reviews9rating3.22
  3. 2026-09-03reviews9rating3.22
  4. 2026-09-05reviews9rating3.22
  5. 2026-09-06reviews9rating3.22
  6. 2026-09-08reviews9rating3.22
  7. 2026-09-10reviews9rating3.22
  8. 2026-09-13reviews9rating3.22
  9. 2026-09-15reviews9rating3.22
  10. 2026-09-16reviews9rating3.22
  11. 2026-09-21reviews9rating3.22
  12. 2026-09-25reviews9rating3.22
  13. 2026-09-27reviews9rating3.22
  14. 2026-09-28reviews9rating3.22
  15. 2026-10-04reviews9rating3.22
  16. 2026-10-08reviews9rating3.22
  17. 2026-10-09reviews9rating3.22
  18. 2026-10-11reviews9rating3.22
  19. 2026-10-13reviews9rating3.22
  20. 2026-10-16reviews9rating3.22
  21. 2026-10-17reviews9rating3.22
  22. 2026-10-18reviews9rating3.22
  23. 2026-10-19reviews9rating3.22
  24. 2026-10-20reviews9rating3.22
  25. 2026-10-21reviews9rating3.22
  26. 2026-10-22reviews9rating3.22
  27. 2026-10-23reviews9rating3.22
  28. 2026-10-24reviews9rating3.22
  29. 2026-10-25reviews9rating3.22
  30. 2026-10-28reviews9rating3.22
  31. 2026-10-29reviews9rating3.22
  32. 2026-10-30reviews9rating3.22
  33. 2026-10-31reviews9rating3.22

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.

  • Act on the current tab, but only after you click it activeTab
  • Declares https://codeforces.com/*
  • Declares https://codeforces.org/*
Show the remaining 47
  • Declares https://coderbyte.com/*
  • Declares https://edabit.com/*
  • Declares https://exercism.io/*
  • Declares https://github.com/*
  • Declares https://leetcode.com/*
  • Declares https://practice.geeksforgeeks.org/*
  • Declares https://stackoverflow.com/*
  • Declares https://www.algoexpert.io/*
  • Declares https://www.codeavengers.com/*
  • Declares https://www.codecademy.com/*
  • Declares https://www.codechef.com/*
  • Declares https://www.codegrepper.com/*
  • Declares https://www.codementor.io/*
  • Declares https://www.codeproject.com/*
  • Declares https://www.coderbyte.com/*
  • Declares https://www.coderbyte.com/*
  • Declares https://www.coderwall.com/*
  • Declares https://www.codeschool.com/*
  • Declares https://www.codesignal.com/*
  • Declares https://www.codewars.com/*
  • Declares https://www.codewars.com/*
  • Declares https://www.codingame.com/*
  • Declares https://www.codingninjas.com/*
  • Declares https://www.coursera.org/*
  • Declares https://www.datacamp.com/*
  • Declares https://www.dataquest.io/*
  • Declares https://www.edx.org/*
  • Declares https://www.freecodecamp.org/*
  • Declares https://www.geeksforgeeks.org/*
  • Declares https://www.hackerearth.com/*
  • Declares https://www.hackerrank.com/*
  • Declares https://www.hackthissite.org/*
  • Declares https://www.interviewbit.com/*
  • Declares https://www.interviewbit.com/*
  • Declares https://www.kaggle.com/*
  • Declares https://www.khanacademy.org/*
  • Declares https://www.pluralsight.com/*
  • Declares https://www.projecteuler.net/*
  • Declares https://www.sololearn.com/*
  • Declares https://www.spoj.com/*
  • Declares https://www.teamtreehouse.com/*
  • Declares https://www.techgig.com/*
  • Declares https://www.topcoder.com/*
  • Declares https://www.udacity.com/*
  • Declares https://www.udemy.com/*
  • Declares https://www.urionlinejudge.com.br/*
  • Declares https://www.w3schools.com/*

The full permission history for this extension

What changed recently

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

The publisher

stevesiddu49.

Like this one

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

  1. LeetCode Complexity Analyzer Describes nearly the same job, smaller audience 171 users ★ 3.2
  2. ComplexityCheck Describes nearly the same job, smaller audience 3 users
  3. Big-O Complexity Analyzer & Code Playground Describes nearly the same job, smaller audience 4 users ★ 5.0
  4. LeetCode Complexity Insight Describes nearly the same job, smaller audience 31 users ★ 4.5
  5. LeetScope – AI Code Insights for LeetCode Describes nearly the same job, smaller audience 111 users ★ 5.0

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/fnbjhmfpcmmiimaohoopdclmaolahoef/badge.svg)](https://extops.dev/extensions/fnbjhmfpcmmiimaohoopdclmaolahoef)

HTML

<a href="https://extops.dev/extensions/fnbjhmfpcmmiimaohoopdclmaolahoef"><img src="https://extops.dev/extensions/fnbjhmfpcmmiimaohoopdclmaolahoef/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-30. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built