Free Portuguese Grammar Checker
Write error-free Portuguese with our AI-powered grammar checker. GoTranslate detects grammar mistakes, punctuation errors, and style issues in your Portuguese text — all for free. Type in English and auto-transliterate to Portuguese script, or paste Portuguese text directly.
Check Grammar NowNo signup required. Free to use.
Why Use Our Portuguese Tool?
AI Grammar Detection
Powered by LanguageTool, our checker finds grammar errors in Portuguese text with high accuracy.
Auto-Transliteration
Type in English (Roman script) and auto-convert to Portuguese script as you type.
Real-time Suggestions
Get instant correction suggestions with one-click accept to fix errors quickly.
Free & Unlimited
Check Portuguese grammar for free with generous daily limits. No signup required.
How It Works
Enter your text
Type or paste your text. Use transliteration to type in your language script.
Click "Check Grammar"
Our AI analyzes your text and highlights grammar issues with suggestions.
Accept fixes
Review suggestions and accept corrections with one click.
How to Check Portuguese Grammar Online
Writing in Portuguese can be challenging, especially when it comes to getting grammar, gender agreement, and verb conjugations right. Our free Portuguese grammar checker makes it easy — just paste your text and get instant corrections.
The tool checks for common Portuguese grammar mistakes including subject-verb agreement errors, incorrect postpositions, gender mismatches, spelling errors, and punctuation issues. It works with text typed directly in Portuguese script or transliterated from English.
Whether you're writing an essay, email, social media post, or official document in Portuguese, our AI-powered grammar checker helps you write with confidence. The tool supports texts up to 3,000 characters for free users and provides detailed explanations for each error found.
Common Portuguese Grammar Mistakes to Avoid
Gender Agreement Errors
In Portuguese, verbs and adjectives must agree with the gender of the noun. This is one of the most common mistakes — our checker catches these automatically.
Incorrect Postpositions
Using the wrong postposition (like "में" vs "पर" in Hindi, or equivalent markers in Portuguese) changes the meaning of a sentence. Our tool identifies these errors.
Spelling and Matra Errors
Small mistakes in vowel marks (matras) or similar-looking characters can change a word's meaning entirely. The spell check catches these subtle errors.
Redundant Words
Repeating the same concept with different words (like saying "return back") is common in Portuguese writing. Our style checker flags unnecessary redundancies.
About the Portuguese Language
Speakers & Regions
264 million+ speakers
Brazil, Portugal, Mozambique, Angola, and more
Latin Script
Portuguese uses the Latin alphabet with diacritics including the unique tilde (~) on vowels for nasalization, along with acute, grave, and circumflex accents.
Writing Challenges
Portuguese has extensive verb conjugation (over 50 forms per verb), nasal vowels, and significant differences between Brazilian and European Portuguese spelling.
Did You Know?
Portuguese is the most spoken language in the Southern Hemisphere. Brazil alone has more Portuguese speakers than all other Portuguese-speaking countries combined.