--- title: "Portuguese language learning extension · NoaLingua" description: "What NoaLingua provides for Portuguese: grammar tables, offline definitions, examples and word highlighting — with every unverified capability marked." url: "https://noalingua.com/languages/portuguese/" language: "en" modified: "2026-08-17" license: "CC BY 4.0 — https://creativecommons.org/licenses/by/4.0/" --- Language # NoaLingua for Portuguese — a language learning extension What actually works in Portuguese, capability by capability Portuguese is one of the 28 languages NoaLingua offers, and 5 of its ten capability axes are verified from the extension's own registries. This page lists what exists, what is documented as absent, and the specific things about Portuguese that do not apply to any other language. Português BCP-47 `pt` · latin script ## What NoaLingua supports in Portuguese, capability by capability | Capability | State | Detail | | --- | --- | --- | | Chrome on-device translation per pair | · Not documented | Varies by pair; Chrome decides | | YouTube caption translation | · Not documented | YouTube covers 156 languages; the list is not published per language | | Cloud translation (MyMemory) per pair | · Not documented | Opt-in, quota-limited, and the only source that sends sentence text off your device. | | Offline word dictionary per pair | · Not documented | FreeDict/WikDict coverage is per pair and not enumerated | | Grammar tables (UniMorph) | ● Yes | 11 MB | | Definitions & IPA (Wiktionary / kaikki) | ● Yes | 51 MB | | Example sentences (Tatoeba) per pair | ● Yes | Real bilingual sentences, searched locally once downloaded. | | Speech recognition (Chrome pack) | · Not documented | Chrome owns this pack; availability is Chrome's, not ours | | Uncommon-word highlighting | ● Yes | Bundled top-1500 list | | Punctuation for captions without it | ● Yes | One 56 MB model covering 47 languages, downloaded once per profile. | Specific to Portuguese ## Things that are only true of Portuguese in NoaLingua - Portuguese has one of the seven bundled frequency lists. - The Portuguese UniMorph pack is 11 MB and the Wiktionary pack 51 MB. - Portuguese is covered by the punctuation model, so auto-generated captions without full stops can be repaired. Setting up for Portuguese Choose Portuguese as the language you are learning in the extension popup or Settings → Languages. Packs begin downloading immediately and in the background — leave the browser open for 15 to 30 minutes and check the corner of the screen. When it goes quiet, everything is local. [The full first-run guide →](https://noalingua.com/getting-started/) ## Common questions about NoaLingua Does NoaLingua work for Portuguese? Portuguese is one of the 28 languages in the learning and translation selectors, and 5 of its ten capability axes are verified. The table on this page shows exactly which ones — including the ones that are documented as absent. Can I get grammar tables for Portuguese? Yes. 11 MB Conjugation and declension tables open at the exact form you clicked. Does Portuguese work offline? Yes, once the packs finish downloading. Expect to leave the extension running 15 to 30 minutes after choosing your languages. What does “not documented” mean in the table? That we have not verified it ourselves, so we will not claim it either way. It is not the same as “no”. Several of those columns depend on data Chrome owns and does not publish per language. ## Other languages NoaLingua supports - [English English](https://noalingua.com/languages/english/) - [Español Spanish](https://noalingua.com/languages/spanish/) - [Français French](https://noalingua.com/languages/french/) - [Deutsch German](https://noalingua.com/languages/german/) - [Italiano Italian](https://noalingua.com/languages/italian/) - [Русский Russian](https://noalingua.com/languages/russian/) - [Nederlands Dutch](https://noalingua.com/languages/dutch/) - [Polski Polish](https://noalingua.com/languages/polish/) - [Svenska Swedish](https://noalingua.com/languages/swedish/) - [日本語 Japanese](https://noalingua.com/languages/japanese/) - [中文 Chinese](https://noalingua.com/languages/chinese/) - [한국어 Korean](https://noalingua.com/languages/korean/) - [العربية Arabic](https://noalingua.com/languages/arabic/) - [Türkçe Turkish](https://noalingua.com/languages/turkish/) - [Српски Serbian](https://noalingua.com/languages/serbian/) - [Hrvatski Croatian](https://noalingua.com/languages/croatian/) - [Čeština Czech](https://noalingua.com/languages/czech/) - [Ελληνικά Greek](https://noalingua.com/languages/greek/) - [हिन्दी Hindi](https://noalingua.com/languages/hindi/) - [Tiếng Việt Vietnamese](https://noalingua.com/languages/vietnamese/) - [ไทย Thai](https://noalingua.com/languages/thai/) - [Українська Ukrainian](https://noalingua.com/languages/ukrainian/) - [Română Romanian](https://noalingua.com/languages/romanian/) - [Magyar Hungarian](https://noalingua.com/languages/hungarian/) - [Suomi Finnish](https://noalingua.com/languages/finnish/) - [Dansk Danish](https://noalingua.com/languages/danish/) - [Norsk Norwegian](https://noalingua.com/languages/norwegian/) - [full matrix →](https://noalingua.com/supported-languages/) ## Start Portuguese on the next video you open. Free, with every feature. No account, nothing to cancel, and your deck stays on your machine. [Add to Chrome — Free Add to Chrome](https://chromewebstore.google.com/detail/ocimolffhgpeeoifjpjhgikgfbnmlkdh) Opens the Chrome Web Store listing **NoaLingua — beyond dual subs: video, web, PDF** — free, no account, Chrome 138 or newer. - [Free, and not a trial Every feature on the free plan — both PDF modes, shadowing, all 30 practice formats.](https://noalingua.com/pricing/) - [No account, no email Nothing to sign up for and nothing to cancel. There is no login screen at all.](https://noalingua.com/privacy/) - [Two dropdowns to set up Pick what you are learning and what you want translations in. That is the whole setup.](https://noalingua.com/getting-started/) - [Your words stay yours Export to Anki, CSV, a spreadsheet or a full JSON profile — free on every plan.](https://noalingua.com/docs/export-import/) [What happens after you install](https://noalingua.com/getting-started/) · [Pricing](https://noalingua.com/pricing/) · [What it cannot do](https://noalingua.com/limits/)