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Dual N-Back: brain training & working memory game

Chrome extension by oleg.phenomenon · Lifestyle · Games

  • Established publisher

A Chrome extension in Lifestyle · Games with 153 users, barely installed. Audience over the last 30 days: +6.

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

What the developer says, and 2 screenshots

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

Users
153
Rating
5.0 (1 ratings)
Users, last 30 days
+6
Rating, last 30 days
Steady over 30 days
Version
1.1.0
Updated in the store
2026-03-10
Published
2025-11-18
Manifest
V3
Browser access
1 permission

How it has moved

Users
+6 since 01.10
141-153 · 15 readings
  1. 2026-10-04144
  2. 2026-10-08148
  3. 2026-10-10146
  4. 2026-10-13145
  5. 2026-10-16143
  6. 2026-10-19141
  7. 2026-10-20144
  8. 2026-10-21141
  9. 2026-10-22144
  10. 2026-10-23143
  11. 2026-10-25146
  12. 2026-10-26149
  13. 2026-10-28152
  14. 2026-10-30153
  15. 2026-10-31153
Rating
unchanged since 01.10
reviewsrating 5.00 · 15 readings
  1. 2026-10-04reviews1rating5.00
  2. 2026-10-08reviews1rating5.00
  3. 2026-10-10reviews1rating5.00
  4. 2026-10-13reviews1rating5.00
  5. 2026-10-16reviews1rating5.00
  6. 2026-10-19reviews1rating5.00
  7. 2026-10-20reviews1rating5.00
  8. 2026-10-21reviews1rating5.00
  9. 2026-10-22reviews1rating5.00
  10. 2026-10-23reviews1rating5.00
  11. 2026-10-25reviews1rating5.00
  12. 2026-10-26reviews1rating5.00
  13. 2026-10-28reviews1rating5.00
  14. 2026-10-30reviews1rating5.00
  15. 2026-10-31reviews1rating5.00
Users
+35 since 31.08
118-153 · 28 readings
  1. 2026-08-31118
  2. 2026-09-02126
  3. 2026-09-03125
  4. 2026-09-05128
  5. 2026-09-07127
  6. 2026-09-08129
  7. 2026-09-10131
  8. 2026-09-15137
  9. 2026-09-17144
  10. 2026-09-21145
  11. 2026-09-22146
  12. 2026-09-25145
  13. 2026-09-28147
  14. 2026-10-04144
  15. 2026-10-08148
  16. 2026-10-10146
  17. 2026-10-13145
  18. 2026-10-16143
  19. 2026-10-19141
  20. 2026-10-20144
  21. 2026-10-21141
  22. 2026-10-22144
  23. 2026-10-23143
  24. 2026-10-25146
  25. 2026-10-26149
  26. 2026-10-28152
  27. 2026-10-30153
  28. 2026-10-31153
Rating
unchanged since 31.08
reviewsrating 5.00 · 28 readings
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-03reviews1rating5.00
  4. 2026-09-05reviews1rating5.00
  5. 2026-09-07reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-10reviews1rating5.00
  8. 2026-09-15reviews1rating5.00
  9. 2026-09-17reviews1rating5.00
  10. 2026-09-21reviews1rating5.00
  11. 2026-09-22reviews1rating5.00
  12. 2026-09-25reviews1rating5.00
  13. 2026-09-28reviews1rating5.00
  14. 2026-10-04reviews1rating5.00
  15. 2026-10-08reviews1rating5.00
  16. 2026-10-10reviews1rating5.00
  17. 2026-10-13reviews1rating5.00
  18. 2026-10-16reviews1rating5.00
  19. 2026-10-19reviews1rating5.00
  20. 2026-10-20reviews1rating5.00
  21. 2026-10-21reviews1rating5.00
  22. 2026-10-22reviews1rating5.00
  23. 2026-10-23reviews1rating5.00
  24. 2026-10-25reviews1rating5.00
  25. 2026-10-26reviews1rating5.00
  26. 2026-10-28reviews1rating5.00
  27. 2026-10-30reviews1rating5.00
  28. 2026-10-31reviews1rating5.00

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.

  • Store data in your browser storage

The full permission history for this extension

What changed recently

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

The publisher

oleg.phenomenon publishes 6 listings we track, 10k users between them. Listed website: mylittleindiestudio.com.

  1. Scriber — Download publicly available PDFs oleg.phenomenon · Productivity · Tools · published 2026-03-07 9k users ★ 4.2
  2. Download from Telegram - Telegram Downloader Tool oleg.phenomenon · Productivity · Tools · published 2025-11-05 827 users ★ 4.7
  3. Bluesky Video Download — Save Media & Screenshots Free oleg.phenomenon · Productivity · Tools · published 2026-03-23 377 users ★ 5.0
Show 2 more from this publisher
  1. Excalidraw Export to PDF oleg.phenomenon · Productivity · Tools · published 2026-08-14 110 users
  2. Panic Button — Hide Tabs oleg.phenomenon · Productivity · Tools · published 2026-09-22 32 users

Like this one

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

  1. Nuro - Dual N-Back Master Describes nearly the same job, smaller audience 5 users
  2. Dual N Back Describes nearly the same job, smaller audience 39 users ★ 5.0
  3. Mini Memory 4x4 Describes a similar job, smaller audience 15 users ★ 5.0
  4. Brain Training Games: Brainura Describes a similar job, smaller audience 16 users
  5. Muscle Brain - Ultimate Edition Describes a similar job, smaller audience 25 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

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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 2026-10-30. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built