NeonLingo
NeonLingo is a word translation tool designed to assist users in learning unfamiliar languages while browsing web pages. It allows users to mark translated word...
Last verified:
What is NeonLingo?
NeonLingo is a browser extension and web-based language learning assistant that helps you read foreign-language content while you browse. It works in Chrome and Edge, and also offers a zip setup package for manual installation. The main idea is to turn ordinary web browsing into an immersion environment where words you look up are remembered and highlighted later.
Its core feature is automatic word highlighting after translation. Once you translate a word, NeonLingo remembers it and highlights it on future pages, so you can review it by hovering over the word. It also provides a word bubble for quick translations and a click action for more detailed dictionary definitions.
NeonLingo is designed to improve reading efficiency and memory retention while reducing the friction of vocabulary study. The product page says reading efficiency is on average 21% higher than regular word selection, word memory efficiency increases by 37% with the bubble feature, and word management efficiency increases by 60% with its interaction model.
The tool is aimed at language learners, people reading foreign websites, researchers, marketing professionals, and anyone who wants to learn vocabulary naturally while consuming online content. It is especially useful for users who want contextual translation, lightweight note-taking, and a less disruptive reading workflow than full-page translation tools.
NeonLingo pricing
Pricing model: Free
NeonLingo offers three plans. The Free Version costs $0.00 and includes automatic highlighting of words on web pages, the Microsoft Translation Engine, multilingual support, a vocabulary list that can save up to 200 words, up to 200 interpretations per month, PDF translation and highlighting, and basic flashcard features. The Pre plan costs $9.99, or $5.00 per month with annual billing, and includes everything in Free plus DeepL and AI translation engines, more accurate translation results, word phonetic transcription, up to 1000 translations per month, vocabulary storage up to 500 words, cloud synchronization, custom highlight colors, and FSRS-based flashcards usable on any device. The Pre+ plan costs $19.99, or $10.00 per month with annual billing, and includes all Pre features plus unlimited vocabulary saving, unlimited monthly interpretations, and high-priority technical support.
NeonLingo pros
- Automatic highlighting of translated words
- Hover-to-review saved vocabulary
- Quick word bubble translations
- Click for fuller dictionary definitions
- Context-appropriate AI translations
- Chrome extension available
- Edge extension available
- Zip setup package for manual install
- Supports multilingual use
- Vocabulary list saves translated words
- Flashcard features included
- PDF translation and highlighting
- Cloud synchronization on paid plan
- Custom highlight colors on paid plan
- FSRS-based flashcards on paid plan
- Unlimited vocabulary storage on top plan
- High-priority technical support on top plan
- Built for reading foreign websites naturally
- Designed to support active recall and memory
- Reduces repeated marking of the same words
NeonLingo cons
- Free plan caps vocabulary at 200 words
- Free plan limits interpretations to 200 per month
- DeepL and AI translation engines require paid plan
- Word phonetic transcription requires paid plan
- Cloud sync requires paid plan
- Custom highlight colors require paid plan
- Top plan is relatively expensive at $19.99
- Manual zip setup may be less convenient than store install
- Best fit is web reading, not full-document editing
Frequently asked questions about NeonLingo
What does NeonLingo do?
NeonLingo is a word translation plugin that helps you learn to read foreign languages while browsing the web. It translates selected words, highlights words you have already translated, and helps you review them later through hover bubbles and flashcards.
Which browsers does NeonLingo support?
NeonLingo is available as a Chrome extension and an Edge extension. It also provides a zip setup package for users who want to install it manually.
How does NeonLingo help with vocabulary retention?
After you translate a word, NeonLingo remembers it and automatically highlights it when it appears again. You can hover over the highlighted word to see its meaning, which supports repeated exposure and easier recall.
What is included in the free plan?
The free plan includes automatic word highlighting, Microsoft Translation Engine, multilingual support, a vocabulary list with up to 200 saved words, up to 200 interpretations per month, PDF translation and highlighting, and basic flashcard features.
What extra features do paid plans unlock?
The Pre plan unlocks DeepL and AI translation engines, word phonetic transcription, higher monthly translation limits, larger vocabulary storage, cloud synchronization, customizable highlight colors, and FSRS-based flashcards. The Pre+ plan adds unlimited vocabulary saving, unlimited interpretations, and high-priority technical support.
Can NeonLingo translate PDFs?
Yes. The pricing page includes PDF translation and highlighting in the free version, so PDF support is part of the product’s feature set.
Does NeonLingo offer flashcards?
Yes. The free plan includes basic flashcard features, and the Pre plan upgrades this with FSRS-based flashcards that can be used on any device.
Can I sync my vocabulary across devices?
Yes, but cloud synchronization is part of the Pre plan. The free plan does not include it.
How is NeonLingo different from full-page translation tools?
NeonLingo focuses on selective translation and vocabulary learning rather than replacing every word on the page. It is designed to keep reading smooth while saving and reinforcing the words you actually want to learn.
Who is NeonLingo best for?
It is best for language learners, people reading foreign websites, and professionals who want to understand foreign content while building vocabulary. The site also highlights use cases for researchers and marketing professionals who read international material regularly.