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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 137 users, barely installed.

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
137
Rating
5.0 (1 ratings)
Users, last 16 days
+19
Rating, last 30 days
Not watched long enough to say
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
+19 since 31.08
118-137 · 8 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
Rating
unchanged since 31.08
reviewsrating 5.00 · 8 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
Users
+19 since 31.08
118-137 · 8 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
Rating
unchanged since 31.08
reviewsrating 5.00 · 8 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

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once 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 5 listings we track, 21k users between them. Listed website: mylittleindiestudio.com.

  1. Scriber — Download publicly available PDFs oleg.phenomenon · Productivity · Tools · published 2026-03-07 20k users ★ 4.2
  2. Download from Telegram - Telegram Downloader Tool oleg.phenomenon · Productivity · Tools · published 2025-11-05 759 users ★ 4.8
  3. Bluesky Video Download — Save Media & Screenshots Free oleg.phenomenon · Productivity · Tools · published 2026-03-23 327 users ★ 5.0
Show 1 more from this publisher
  1. Excalidraw Export to PDF oleg.phenomenon · Productivity · Tools · published 2026-08-14 54 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 36 users ★ 5.0
  3. Google Memory Game Describes nearly the same job, smaller audience 62 users
  4. Mini Memory 4x4 Describes nearly the same job, smaller audience 10 users ★ 5.0
  5. Muscle Brain - Ultimate Edition Describes nearly the same 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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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.