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GradeTransferer - Transfer, Scale & Sort Grades | Save Time, Reduce Errors

Chrome extension by Razor Sparrow LLC · Productivity · Education

  • Established publisher
  • Trader

A Chrome extension in Productivity · Education with 70 000 users, an established extension. Audience over the last 30 days: unchanged.

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

What the developer says, and 5 screenshots

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

Users
70 000
Rating
4.7 (212 ratings)
Users, last 30 days
Unchanged (the store rounds this count to 10 000, so it moves only between steps)
Rating, last 30 days
Steady over 30 days
Version
3.2.1
Updated in the store
2026-10-29
Published
2018-06-06
Manifest
V3
Browser access
5 permissions

How it has moved

Users
unchanged since 02.10
70k · 4 readings
2026-10-30: released 3.2.1
  1. 2026-10-0970k
  2. 2026-10-1070k
  3. 2026-10-1470k
  4. 2026-11-0170k
Rating
-0.031 since 02.10
reviewsrating 4.747-4.778 · 4 readings
2026-10-30: released 3.2.1
  1. 2026-10-09reviews211rating4.777
  2. 2026-10-10reviews212rating4.778
  3. 2026-10-14reviews212rating4.747
  4. 2026-11-01reviews212rating4.747
Users
+10k since 31.08
60k-70k · 6 readings
2026-09-05: released 3.2.02026-10-30: released 3.2.1
  1. 2026-08-3160k
  2. 2026-09-1070k
  3. 2026-10-0970k
  4. 2026-10-1070k
  5. 2026-10-1470k
  6. 2026-11-0170k
Rating
-0.031 since 31.08
reviewsrating 4.747-4.778 · 6 readings
2026-09-05: released 3.2.02026-10-30: released 3.2.1
  1. 2026-08-31reviews212rating4.778
  2. 2026-09-10reviews212rating4.778
  3. 2026-10-09reviews211rating4.777
  4. 2026-10-10reviews212rating4.778
  5. 2026-10-14reviews212rating4.747
  6. 2026-11-01reviews212rating4.747

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.

  • Read what you have copied clipboardRead
  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
Show the remaining 2
  • 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

Version history

  1. Version 3.2.1
  2. Version 3.2.0

What changed recently

  1. Released version 3.2.1 (was 3.2.0)
  2. Package size changed
  3. Released version 3.2.0 (was 3.1.21)

The publisher

Razor Sparrow LLC publishes 4 listings we track, 71k users between them. Listed website: gradetransferer.com.

  1. Email My Students Razor Sparrow LLC · Productivity · Education · published 2020-06-04 1k users
  2. GradeSight Razor Sparrow LLC · Productivity · Education · published 2025-12-20 14 users
  3. ClassCloak - Protect Student Privacy Razor Sparrow LLC · Productivity · Education · published 2025-12-21 5 users

Like this one

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

  1. Grading Assistant: Grade transferer tool Describes nearly the same job, smaller audience 6k users ★ 2.3
  2. GradeBridge Describes nearly the same job, smaller audience 63 users ★ 5.0
  3. Classroom Grade Transfer Describes nearly the same job, smaller audience 114 users
  4. GradeShuttle – Move grades into your web gradebook Describes nearly the same job, smaller audience 3 users (last published figure)
  5. Grade Grabber Describes nearly the same job, with an established audience 10k users ★ 4.3

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

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/boapjdphamdkfjfdibbdpcemcdncfhjf/badge.svg)](https://extops.dev/extensions/boapjdphamdkfjfdibbdpcemcdncfhjf)

HTML

<a href="https://extops.dev/extensions/boapjdphamdkfjfdibbdpcemcdncfhjf"><img src="https://extops.dev/extensions/boapjdphamdkfjfdibbdpcemcdncfhjf/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-14. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built