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Qastle Wallet

Chrome extension by Krown Technologies LLC · Productivity · Tools

A Chrome extension in Productivity · Tools with 214 users, barely installed. Audience over the last 30 days: -2.

Specific sites only: 5 match patterns.

What the developer says, and 1 screenshot

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

Users
214
Rating
5.0 (6 ratings)
Users, last 30 days
-2
Rating, last 30 days
Steady over 30 days
Version
1.7.1
Updated in the store
2026-02-02
Published
2025-10-13
Manifest
V3
Browser access
3 permissions, 5 site patterns

How it has moved

Users
-2 since 02.10
213-226 · 18 readings
  1. 2026-10-04219
  2. 2026-10-08222
  3. 2026-10-09217
  4. 2026-10-10220
  5. 2026-10-11219
  6. 2026-10-13224
  7. 2026-10-16226
  8. 2026-10-17225
  9. 2026-10-19224
  10. 2026-10-20223
  11. 2026-10-21217
  12. 2026-10-22216
  13. 2026-10-23214
  14. 2026-10-24216
  15. 2026-10-25213
  16. 2026-10-28218
  17. 2026-10-29216
  18. 2026-11-01214
Rating
unchanged since 02.10
reviewsrating 5.00 · 18 readings
  1. 2026-10-04reviews6rating5.00
  2. 2026-10-08reviews6rating5.00
  3. 2026-10-09reviews6rating5.00
  4. 2026-10-10reviews6rating5.00
  5. 2026-10-11reviews6rating5.00
  6. 2026-10-13reviews6rating5.00
  7. 2026-10-16reviews6rating5.00
  8. 2026-10-17reviews6rating5.00
  9. 2026-10-19reviews6rating5.00
  10. 2026-10-20reviews6rating5.00
  11. 2026-10-21reviews6rating5.00
  12. 2026-10-22reviews6rating5.00
  13. 2026-10-23reviews6rating5.00
  14. 2026-10-24reviews6rating5.00
  15. 2026-10-25reviews6rating5.00
  16. 2026-10-28reviews6rating5.00
  17. 2026-10-29reviews6rating5.00
  18. 2026-11-01reviews6rating5.00
Users
+2 since 31.08
212-226 · 31 readings
  1. 2026-08-31212
  2. 2026-09-02215
  3. 2026-09-05217
  4. 2026-09-07215
  5. 2026-09-08214
  6. 2026-09-09218
  7. 2026-09-13217
  8. 2026-09-15219
  9. 2026-09-16224
  10. 2026-09-20223
  11. 2026-09-25215
  12. 2026-09-26218
  13. 2026-09-28216
  14. 2026-10-04219
  15. 2026-10-08222
  16. 2026-10-09217
  17. 2026-10-10220
  18. 2026-10-11219
  19. 2026-10-13224
  20. 2026-10-16226
  21. 2026-10-17225
  22. 2026-10-19224
  23. 2026-10-20223
  24. 2026-10-21217
  25. 2026-10-22216
  26. 2026-10-23214
  27. 2026-10-24216
  28. 2026-10-25213
  29. 2026-10-28218
  30. 2026-10-29216
  31. 2026-11-01214
Rating
unchanged since 31.08
reviewsrating 5.00 · 31 readings
  1. 2026-08-31reviews6rating5.00
  2. 2026-09-02reviews6rating5.00
  3. 2026-09-05reviews6rating5.00
  4. 2026-09-07reviews6rating5.00
  5. 2026-09-08reviews6rating5.00
  6. 2026-09-09reviews6rating5.00
  7. 2026-09-13reviews6rating5.00
  8. 2026-09-15reviews6rating5.00
  9. 2026-09-16reviews6rating5.00
  10. 2026-09-20reviews6rating5.00
  11. 2026-09-25reviews6rating5.00
  12. 2026-09-26reviews6rating5.00
  13. 2026-09-28reviews6rating5.00
  14. 2026-10-04reviews6rating5.00
  15. 2026-10-08reviews6rating5.00
  16. 2026-10-09reviews6rating5.00
  17. 2026-10-10reviews6rating5.00
  18. 2026-10-11reviews6rating5.00
  19. 2026-10-13reviews6rating5.00
  20. 2026-10-16reviews6rating5.00
  21. 2026-10-17reviews6rating5.00
  22. 2026-10-19reviews6rating5.00
  23. 2026-10-20reviews6rating5.00
  24. 2026-10-21reviews6rating5.00
  25. 2026-10-22reviews6rating5.00
  26. 2026-10-23reviews6rating5.00
  27. 2026-10-24reviews6rating5.00
  28. 2026-10-25reviews6rating5.00
  29. 2026-10-28reviews6rating5.00
  30. 2026-10-29reviews6rating5.00
  31. 2026-11-01reviews6rating5.00

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: 5 match patterns.

  • https://purchase.krown.network/*
  • https://dev-purchase.krown.network/*
  • https://staging-purchase.krown.network/*
Show the remaining 2
  • http://localhost/*
  • http://127.0.0.1/*
  • See the address and title of every tab you have open tabs
  • 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.

The publisher

Krown Technologies LLC.

Like this one

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

  1. QuantumSwap Browser Extension Describes nearly the same job, smaller audience 11 users
  2. QBit Wallet Describes nearly the same job, smaller audience 5 users
  3. QSafe wallet Describes nearly the same job, with an established audience 10k users ★ 4.8
  4. MyQRLWallet Describes nearly the same job, smaller audience 8 users ★ 5.0
  5. Quava Wallet Describes nearly the same job, smaller audience 4 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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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 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built