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Periodic Table

Chrome extension by changzhiai · Productivity · Education

A Chrome extension in Productivity · Education with 81 users, barely installed.

Specific sites only: 1 match pattern.

What the developer says, and 5 screenshots

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

Users
81
Rating
5.0 (3 ratings)
Users, last 15 days
+48
Rating, last 30 days
Not watched long enough to say
Version
1.0.4
Updated in the store
2026-07-31
Published
2026-07-30
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+48 since 01.09
33-81 · 8 readings
  1. 2026-09-0133
  2. 2026-09-0338
  3. 2026-09-0447
  4. 2026-09-0647
  5. 2026-09-0853
  6. 2026-09-0957
  7. 2026-09-1370
  8. 2026-09-1581
Rating
unchanged since 01.09
reviewsrating 5.00 · 8 readings
  1. 2026-09-01reviews3rating5.00
  2. 2026-09-03reviews3rating5.00
  3. 2026-09-04reviews3rating5.00
  4. 2026-09-06reviews3rating5.00
  5. 2026-09-08reviews3rating5.00
  6. 2026-09-09reviews3rating5.00
  7. 2026-09-13reviews3rating5.00
  8. 2026-09-15reviews3rating5.00
Users
+48 since 01.09
33-81 · 8 readings
  1. 2026-09-0133
  2. 2026-09-0338
  3. 2026-09-0447
  4. 2026-09-0647
  5. 2026-09-0853
  6. 2026-09-0957
  7. 2026-09-1370
  8. 2026-09-1581
Rating
unchanged since 01.09
reviewsrating 5.00 · 8 readings
  1. 2026-09-01reviews3rating5.00
  2. 2026-09-03reviews3rating5.00
  3. 2026-09-04reviews3rating5.00
  4. 2026-09-06reviews3rating5.00
  5. 2026-09-08reviews3rating5.00
  6. 2026-09-09reviews3rating5.00
  7. 2026-09-13reviews3rating5.00
  8. 2026-09-15reviews3rating5.00

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

Specific sites only: 1 match pattern.

  • https://periodictable.travel-tracker.org/*
  • Add items to the right-click menu contextMenus
  • 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

changzhiai publishes 6 listings we track, 144 users between them.

  1. Authenticator — All in One changzhiai · Productivity · Tools · published 2026-08-13 16 users ★ 5.0
  2. MapParser changzhiai · Lifestyle · Travel · published 2026-08-02 15 users ★ 5.0
  3. DOI to BibTeX changzhiai · Productivity · Tools · published 2026-08-14 12 users ★ 5.0
Show 2 more from this publisher
  1. Travel Tracker changzhiai · Lifestyle · Travel · published 2026-08-01 11 users ★ 5.0
  2. MapCombiner changzhiai · Lifestyle · Travel · published 2026-08-01 9 users ★ 5.0

Like this one

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

  1. ChemDex - Periodic Table Describes nearly the same job, smaller audience 10 users
  2. Bảng Tuần Hoàn Mini Describes nearly the same job, smaller audience 3 users
  3. ChemTable — Periodic Table for Students Describes nearly the same job, smaller audience 33 users
  4. Mini Periodic Table Describes nearly the same job, smaller audience 45 users ★ 5.0
  5. Mini Chemical Elements Describes nearly the same job, smaller audience 2 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.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

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.