Tapword Translator

Tapword Translator

Open-source browser extension that translates selected text inline, like margin notes, without covering the page.

66/100MonitorFreeFree

Tapword's inline annotation model is the right answer for one specific job: reading a foreign-language article, paper, or doc line by line without losing your place. If that's your job, it beats full-page translators, which overwrite the page and flatten layout — and the BYOK mode is a real privacy answer rather than a marketing one, since requests go straight to OpenAI, DeepSeek, or Moonshot. The trade-offs are concrete: there's no full-page mode yet, and it's deliberately slower than a one-click page swap. For language learners and non-native readers doing close work, it's the most thoughtful free option we've tested.

Verified 16d ago · liveness 66/100 · cite: rightaichoice.com/tools/tapword-translator

Best for
  • Foreign-language learners doing close reading of articles or books
  • Privacy-conscious readers who prefer bringing their own API key
  • Polyglots who need selective translation in several languages
  • Students working through foreign texts line by line
Not ideal for
  • Readers who want one-click full-page translation today
  • People who prefer a popup or sidebar translation interface
  • Anyone reading primarily on mobile browsers
Visit Website

Beginner-friendlyStore install is the quickest path — add the extension and start selecting text with the official cloud service immediately, no account needed. BYOK users should budget a few extra minutes to paste an OpenAI, DeepSeek, or Moonshot key into the settings page. Offline .crx installs need a bit longer: download the package, open chrome://extensions, enable developer mode, and drag the file in.PluginAPI availableVerified 16d ago
Pricing
Free
FreeFree tier
Learning curve
Beginner-friendly
Store install is the quickest path — add the extension and start selecting text with the official cloud service immediately, no account needed. BYOK users should budget a few extra minutes to paste an OpenAI, DeepSeek, or Moonshot key into the settings page. Offline .crx installs need a bit longer: download the package, open chrome://extensions, enable developer mode, and drag the file in.
Runs on
Plugin
API available · 3 integrations
Who it's for
Language learner reading foreign news dailyPrivacy-conscious professional reading sensitive materialDeveloper reading documentation in a non-native language
Live sentiment
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Skip it if

Skip Tapword Translator if your main need is translating an entire page in one click, or if you read mostly on a phone — the inline model is built for desktop close reading, not bulk page conversion.

The 30-second take
Price reality

Everything here is free: the official cloud translation service and the open-source extension itself, with no account or registration. If you switch to BYOK mode you pay your chosen provider — OpenAI, DeepSeek, or Moonshot — directly for the tokens you use, which is where any real spend shows up. There's no paid tier to outgrow, so budget is decided by your API usage, not by Tapword.

In short

Tapword Translator — Open-source browser extension that translates selected text inline, like margin notes, without covering the page. Best for Foreign-language learners doing close reading of articles or books, Privacy-conscious readers who prefer bringing their own API key, Polyglots who need selective translation in several languages. Free to use.

Viability Score

66/100
Monitor

How well maintained and how widely used is Tapword Translator? Built from what the vendor actually publishes (docs, changelog, tutorials, integrations, pricing), whether the site is live, and how much real users discuss it. How we calculate this

Recent activity
not measured
Traction
not measured
Site health
95
User sentiment
73
What the vendor publishes
40

Last calculated: October 2026

How we score →

Key Features

  • Inline subtitle translation rendered directly beneath selected text
  • AI contextual translation that reads the surrounding sentence and paragraph
  • Dictionary card for single words with phonetics and part of speech
  • Example sentences shown alongside definitions
  • Auto-expand selection to full word boundaries on any tap
  • 100+ target languages
  • Official cloud translation usable immediately with no registration
  • Bring-your-own-key mode with OpenAI, DeepSeek, or Moonshot API keys
  • Requests in BYOK mode go directly to the provider, skipping Tapword servers
  • No account and no login required
  • Fully open-source community edition
  • Original page layout and styling preserved
  • Chrome 88+, Edge 88+, Firefox 90+ support
  • Offline .crx installation package
  • Full-page translation listed as coming soon

About Tapword Translator

FreeBeginner-friendlyAPI availablePlugin

Tapword Translator (触词翻译) is a free, open-source browser extension built for people who read foreign-language pages closely rather than skimming them. Instead of covering the article with a popup or sidebar, it drops the translation directly beneath the text you selected — the way a printed annotation sits under a line. Select a single word and you get a dictionary card with phonetics, part of speech, and full definitions plus example sentences; select a sentence or phrase and it switches to inline AI translation that reads the surrounding paragraph for context. The extension supports 100+ target languages and ships in two modes: an official cloud service you can use immediately after install with no account or login, and a bring-your-own-key mode where requests go straight from your browser to OpenAI, DeepSeek, or Moonshot without passing through Tapword's servers. It runs on Chrome 88+, Edge 88+, and Firefox 90+, and an offline .crx installer is offered for users who can't reach the Chrome store. Full-page translation is listed on the site as "coming soon".

Behind the Verdict

Most translation extensions solve a browsing problem: you land on a page you can't read, you want the whole thing in your language, fast. Tapword solves the opposite problem — you can mostly read the page, and you want help at the exact moment you stall, without the page rearranging itself under you. That distinction drives every design choice. Translations are rendered as subtitles directly beneath the selected text, so the original stays visible and the page layout is untouched. Tapping anywhere inside a word auto-expands the selection to full word boundaries, which removes the fiddly drag-to-select step that makes most inline tools annoying on a trackpad. Selecting one word yields a dictionary card with phonetics, part of speech, definitions, and example sentences; selecting a sentence flips to LLM-backed translation that pulls in the surrounding paragraph for context. That split — dictionary for vocabulary, AI for meaning — maps cleanly onto how language learners actually study a text. The BYOK path is the strongest technical argument. Point Tapword at your own OpenAI, DeepSeek, or Moonshot key and the translation request never touches Tapword's servers. The project is fully open-source and the site states plainly that when you do use the official cloud service, requests pass through Tapword's servers and content is not stored. Either way you get no account, no login, no registration — you install and go. Where it doesn't fit: there is no full-page translation yet, and the site labels it "coming soon", so anyone whose workflow is "translate this whole article at once" should look elsewhere today. Chrome 88+, Edge 88+, and Firefox 90+ covers mainstream desktop browsers, but there's nothing here for mobile. And because translation quality in BYOK mode is only as good as the model you plug in, your results vary with the key you supply. For close reading — news in a language you're learning, academic papers, technical docs where a reflowed page would break the code blocks you're trying to follow — this is a well-judged, genuinely free tool.

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Real-world workflow fit

Concrete scenarios for the personas Tapword Translator actually fits — and what changes day-one when you adopt it.

Language learner reading foreign news daily

Install the extension, open a target-language article, and tap any unknown word for a dictionary card with phonetics and definitions; select a full sentence when the grammar, not the vocabulary, is what's blocking you.

Outcome: You finish the article without leaving the page, and vocabulary lookups no longer break your reading rhythm.

Privacy-conscious professional reading sensitive material

Add your own OpenAI, DeepSeek, or Moonshot API key in the extension settings so requests go straight from the browser to the provider, then select the passages you need translated.

Outcome: Translations arrive inline, Tapword's servers never see the request, and no account was ever created.

Developer reading documentation in a non-native language

Open the docs page, select a sentence that isn't parsing, and let the inline translation sit under the original text while the code blocks above and below stay exactly where they were.

Outcome: You keep your place in the page structure instead of losing it to a reflowed full-page translation.

Use Cases

Models Under the Hood

OpenAIDeepSeekMoonshot

as of 2026-09-30

Limitations

  • Full-page translation is listed on the site as "coming soon" and is not yet available, so whole-page conversion isn't an option.
  • The extension is desktop-only, supporting Chrome 88+, Edge 88+, and Firefox 90+, with no mobile browser version.
  • Installing from an offline .crx package requires enabling developer mode and dragging the file in, which is more involved than a store install.
  • If you use your own API key, translation quality and speed depend entirely on the provider and model you choose; using the official cloud service means requests pass through Tapword's servers (content is stated not to be stored).

as of 2026-09-22

Verification history

We have re-verified Tapword Translator 8 times since . Each pass re-reads the vendor's own pages and re-checks every listed field against that evidence; passes where nothing had changed are marked as such.

  1. — re-checked, vendor evidence unchanged
  2. — re-checked, vendor evidence unchanged
  3. — re-checked, vendor evidence unchanged
  4. — re-checked, vendor evidence unchanged
  5. — re-checked, vendor evidence unchanged
  6. — re-checked, vendor evidence unchanged

Showing the 6 most recent of 8 verification passes.

Free to cite with attribution — this page re-verifies continuously.

12-month cost

Project the real annual outlay, including the implied monthly cost when only an annual tier is published.

Annual total
Free
Over 12 months
Effective monthly
—
—

Vendor list price only. Add-on usage, seat overages, and contract minimums are surfaced under Hidden costs & gotchas.

Plans compared

For each published Tapword Translator tier: who it actually fits, and what it adds vs. the previous tier. Cross-reference the cost calculator above for projected annual outlay.

Free

$0

Ideal for

Language learners, students, and professionals who read foreign-language pages closely and want inline translation with no account, no login, and no payment.

What this tier adds

Starting tier — everything is included at no cost: inline subtitle translation, dictionary cards, AI contextual translation, 100+ target languages, and a choice between the official cloud service and bring-your-own-key with OpenAI, DeepSeek, or Moonshot.

Where the pricing makes sense

The company stage and team size where Tapword Translator's pricing actually pencils out — and where peers do it cheaper.

Everything here is free: the official cloud translation service and the open-source extension itself, with no account or registration. If you switch to BYOK mode you pay your chosen provider — OpenAI, DeepSeek, or Moonshot — directly for the tokens you use, which is where any real spend shows up. There's no paid tier to outgrow, so budget is decided by your API usage, not by Tapword.

Setup time & first value

How long it actually takes to get something useful out of Tapword Translator — broken out by persona, not the marketing-page minute.

Store install is the quickest path — add the extension and start selecting text with the official cloud service immediately, no account needed. BYOK users should budget a few extra minutes to paste an OpenAI, DeepSeek, or Moonshot key into the settings page. Offline .crx installs need a bit longer: download the package, open chrome://extensions, enable developer mode, and drag the file in.

Switching to or from Tapword Translator

How to bring data in from common predecessors and how to get it back out — written for the switcher, not the buyer.

Migrating in
  • →From full-page translation extensions: install Tapword alongside them and use it for the close-reading passes where a reflowed page costs you context.
  • →From dictionary extensions: select a whole sentence when vocabulary lookup alone isn't enough — Tapword switches to contextual AI translation.
  • →From copy-pasting into a chat window: select the text in place and read the translation as an inline subtitle instead of switching tabs.
Migrating out
  • ↗To a full-page translator: if your work shifts to bulk page conversion, Tapword's full-page mode is still listed as coming soon, so a dedicated page translator covers that gap.
  • ↗To a mobile translation app: Tapword is a desktop browser extension, so phone reading needs a separate tool.

Integrations

Resources & Guides

Tutorials & Learning

YouTube returned 6 videos for “Tapword Translator”, and we withheld 6: 6 did not mention Tapword Translator. We are showing none, because we could not prove any of them are about Tapword Translator.

Tools that pair well with Tapword Translator

Common stack mates teams adopt alongside Tapword Translator, with the specific reason each pairing earns its keep.

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Frequently Asked Questions

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