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PubMed Search Assistant - LitSource

Chrome extension · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 170 users, barely installed. Audience over the last 30 days: +19.

Specific sites only: 2 match patterns.

What the developer says, and 4 screenshots

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

Users
170
Rating
5.0 (1 ratings)
Users, last 30 days
+19
Rating, last 30 days
Steady over 30 days
Version
1.1.1
Updated in the store
2026-04-14
Published
2026-03-04
Manifest
V3
Browser access
3 permissions, 2 site patterns

How it has moved

Users
+19 since 01.10
137-170 · 18 readings
  1. 2026-10-05146
  2. 2026-10-08137
  3. 2026-10-09138
  4. 2026-10-10150
  5. 2026-10-13159
  6. 2026-10-16162
  7. 2026-10-17164
  8. 2026-10-19162
  9. 2026-10-20159
  10. 2026-10-21162
  11. 2026-10-22161
  12. 2026-10-23164
  13. 2026-10-24162
  14. 2026-10-25165
  15. 2026-10-26164
  16. 2026-10-28165
  17. 2026-10-29168
  18. 2026-10-30170
Rating
unchanged since 01.10
reviewsrating 5.00 · 18 readings
  1. 2026-10-05reviews1rating5.00
  2. 2026-10-08reviews1rating5.00
  3. 2026-10-09reviews1rating5.00
  4. 2026-10-10reviews1rating5.00
  5. 2026-10-13reviews1rating5.00
  6. 2026-10-16reviews1rating5.00
  7. 2026-10-17reviews1rating5.00
  8. 2026-10-19reviews1rating5.00
  9. 2026-10-20reviews1rating5.00
  10. 2026-10-21reviews1rating5.00
  11. 2026-10-22reviews1rating5.00
  12. 2026-10-23reviews1rating5.00
  13. 2026-10-24reviews1rating5.00
  14. 2026-10-25reviews1rating5.00
  15. 2026-10-26reviews1rating5.00
  16. 2026-10-28reviews1rating5.00
  17. 2026-10-29reviews1rating5.00
  18. 2026-10-30reviews1rating5.00
Users
+36 since 01.09
134-170 · 32 readings
  1. 2026-09-01134
  2. 2026-09-02141
  3. 2026-09-05138
  4. 2026-09-06141
  5. 2026-09-07142
  6. 2026-09-08144
  7. 2026-09-09143
  8. 2026-09-13141
  9. 2026-09-16137
  10. 2026-09-20146
  11. 2026-09-21144
  12. 2026-09-25147
  13. 2026-09-26148
  14. 2026-09-28151
  15. 2026-10-05146
  16. 2026-10-08137
  17. 2026-10-09138
  18. 2026-10-10150
  19. 2026-10-13159
  20. 2026-10-16162
  21. 2026-10-17164
  22. 2026-10-19162
  23. 2026-10-20159
  24. 2026-10-21162
  25. 2026-10-22161
  26. 2026-10-23164
  27. 2026-10-24162
  28. 2026-10-25165
  29. 2026-10-26164
  30. 2026-10-28165
  31. 2026-10-29168
  32. 2026-10-30170
Rating
unchanged since 01.09
reviewsrating 5.00 · 32 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-06reviews1rating5.00
  5. 2026-09-07reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-09reviews1rating5.00
  8. 2026-09-13reviews1rating5.00
  9. 2026-09-16reviews1rating5.00
  10. 2026-09-20reviews1rating5.00
  11. 2026-09-21reviews1rating5.00
  12. 2026-09-25reviews1rating5.00
  13. 2026-09-26reviews1rating5.00
  14. 2026-09-28reviews1rating5.00
  15. 2026-10-05reviews1rating5.00
  16. 2026-10-08reviews1rating5.00
  17. 2026-10-09reviews1rating5.00
  18. 2026-10-10reviews1rating5.00
  19. 2026-10-13reviews1rating5.00
  20. 2026-10-16reviews1rating5.00
  21. 2026-10-17reviews1rating5.00
  22. 2026-10-19reviews1rating5.00
  23. 2026-10-20reviews1rating5.00
  24. 2026-10-21reviews1rating5.00
  25. 2026-10-22reviews1rating5.00
  26. 2026-10-23reviews1rating5.00
  27. 2026-10-24reviews1rating5.00
  28. 2026-10-25reviews1rating5.00
  29. 2026-10-26reviews1rating5.00
  30. 2026-10-28reviews1rating5.00
  31. 2026-10-29reviews1rating5.00
  32. 2026-10-30reviews1rating5.00

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

Specific sites only: 2 match patterns.

  • https://pubmed.ncbi.nlm.nih.gov/*
  • https://litsource.net/*
  • Manage your downloads downloads
  • Act on the current tab, but only after you click it activeTab
  • 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.

Like this one

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

  1. ShepherdBoy Helper Describes nearly the same job, smaller audience 2 users (last published figure)
  2. Scholarscope Describes nearly the same job, with an established audience 90k users ★ 3.6
  3. PubMedIQ — Enhance your PubMed search Describes nearly the same job, smaller audience 100 users
  4. nnscholar Describes nearly the same job, smaller audience 271 users ★ 5.0
  5. EasySLR: AI for Systematic Reviews Describes nearly the same job, smaller audience 17 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

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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