NG Spelling and Grammar Checker (Portuguese)

By: NG

An automatic spelling and grammar checker for common errors in Portuguese.

Download

Install

Features & Capabilities

The NG Spelling and Grammar Checker (Portuguese) is a powerful Chrome extension designed exclusively for Portuguese language users. It automatically corrects common spelling mistakes, grammar errors, accentuation, and capitalization as you type. This extension supports both European and Brazilian Portuguese versions, including adjustments for the orthographic reform.

Key features include automatic correction, the ability to undo corrections with ctrl+z, abbreviation expansion, custom replacements, options to disable on certain websites, and ignoring quoted words. Whether you are writing emails, documents, or social media posts, this tool enhances your Portuguese writing accuracy and fluency effortlessly.

User Growth & Download Statistics

Add-on Education Writing

By:

Daily users:

74 -1

Rating:

3.20

(5)

Version:

1.5.1 Last updated: 2023-08-25

Version code:

5614257

Creation date:

2017-11-15

Risk:

Permissions:

Host permissions:

http://*/*
https://*/*

Content scripts matches:

Size:

1.26MB

Full description:

Source:

Firefox Add-ons Store

Data ingested on:

2026-06-17

Compare stats and ranking:

Ranking

# 12,948 ▼ 106

Other rankings

#26 in grammar keyword 70 ▼ 1

#50 in spelling keyword 27

#84 in torrent keyword 18 ▼ 2

#89 in error keyword 17 ▲ 2

#201 in expand keyword 12 ▲ 1

Upgrade to see more rankings

Other platforms

NG Spelling and Grammar Checker (Portuguese) (v1.5.2)

20,000 3.84

(85)

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.

Developed by:

Firefox Add-ons Store

https://addons.mozilla.org/firefox/addon/spellchecker/

Permission Change History

2023-08-25: Version 0.35 → 1.5.1

Add Host permissions: http://*/* https://*/*

Add Permissions: scripting

Remove Permissions: *://*/*

User Reviews

O desenvolvedor abandonou o Firefox, no Chrome as atualizações são automáticas, no Firefox não.

by An*****, 2025-01-30

melhor corretor ortografico.

by Fi*****, 2024-09-08

by Fi*****, 2019-05-01

View all user reviews ›

Is NG Spelling and Grammar Checker (Portuguese) Safe?

Risk impact

Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

NG Spelling and Grammar Checker (Portuguese) requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details

Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****

Risk likelihood

Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

NG Spelling and Grammar Checker (Portuguese) has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details

High This extension has low user count. Unpopular extensions may not be stable or safe.
Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
Good **** ********* *** **** **** *******