# Sinônimos

> Brazilian Portuguese online thesaurus and writing tool

Market: Brazil
Traffic rank (Tranco): #64,322
Kind of site: tool
Last updated: 2026-09-17

## Best for
- app installs (low): A dictionary audience is large but visits are brief, so it is not where to start for installs.
- awareness · education (medium): Brazilian students and writers look up words here, which suits education and language-learning brands.
- leads · education (medium): Students and teachers use its tools for essays, and it sells branded content and email.
- leads · software saas (medium): Millions of monthly users rewrite and correct text, a fit for writing and productivity tools.

## Ad spots
- Branded Content — Branded content · bought via: Sales team, Direct
- Campanhas Display — Responsive display ad · bought via: Sales team, Direct
- Email Marketing — Newsletter sponsorship · bought via: Sales team, Direct
- Reviews Especializados — Responsive display ad · bought via: Sales team, Direct
- Social Media — Sponsored post · bought via: Sales team, Direct
- Vídeos Patrocinados — Responsive display ad · bought via: Sales team, Direct

Rates, exchanges and minimum spend are on the full listing for signed-in accounts.

## About
Sinônimos is a Brazilian Portuguese online dictionary of synonyms and a writing tool that rewrites, corrects and summarizes text, used by more than 3 million people monthly.

Sinônimos is a Brazilian Portuguese online dictionary of synonyms, paired with tools that rewrite, correct, summarize and detect AI in text, plus word games such as Cata-letras, Conexões and Caça-palavras and a dictionary lookup. A browser extension adds rewriting, correction and summarizing directly inside Gmail and Google Docs, and the site also offers a Sinônimos no Chrome add-on.

The service states it has spent 14 anos (14 years) helping 40 milhões (40 million) people improve their writing in Portuguese, reaching more than 3 milhões (3 million) monthly users and, since 2011, more than 500 milhões (500 million) people, with over 700.000 texts rewritten every month. Testimonials come from university and high school students and a teacher who used the synonym and rewriting tools for essays and coursework.

## Links

Full listing: https://adspotfinder.com/sinonimos
Website: https://sinonimos.com.br
About this data: https://adspotfinder.com/llms.txt