Rainbow English: Tap-to-Define, Translate & Syllable/Syntax Highlighting icon

Rainbow English: Tap-to-Define, Translate & Syllable/Syntax Highlighting

by ZIZIYI · ziziyi.com · Education
Established publisherManifest V3 in_app
View in Chrome Web Store Data as of 15 Oct 2026

Translate and define words by clicking. Boost reading using color-coded highlights for syllables & sentence structures.

Users
447
−2 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
6
0 in 30 days
Store rank
#45K
#38K among extensions
Version
0.2.3
updated 4 Jun 2026

Users

monthly, 3 years
30246462Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 447 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
146Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 6 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Rainbow English: Tap-to-Define, Translate & Syllable/Syntax Highlighting

Rainbow English is a revolutionary Chrome extension designed to make English reading, translation, and vocabulary learning completely effortless. Featuring our unique "Rainbow Visual Highlight System", we integrate webpage translation, select-to-translate, tap-to-define lookup, syllable division, and syntactic analysis in one lightweight tool. Read English visually, naturally, and with absolute confidence! [ 🌈 Key Features ] - Color-Coded Syllable Highlight (Phonics & Pronunciation) Automatically splits English words into syllables with vibrant colors. Based on phonics principles, it helps you pronounce unfamiliar words and memorize vocabulary faster through visual phonics association. - Visual Syntax & Sentence Component Analysis (Grammar Guide) Color-codes key grammatical elements including Subject, Verb, Object, Attributives, Adverbials, and clauses. Complex sentences and academic syntax immediately become clear, making grammar learning interactive. - Instant Tap-to-Define (Pop-up Dictionary) Just click any word on a webpage to instantly display definitions, IPA phonetics, audio pronunciation, and part of speech. Zero pop-up lag, ensuring your reading flow remains completely uninterrupted. - Select-to-Translate & Bilingual Reading Highlight any phrase, sentence, or paragraph to translate instantly. Offers accurate side-by-side bilingual translation layouts, perfect for scanning foreign news, tech blogs, and reports. - Minimalist & Lightweight Extension UI Sleek, unobtrusive design that adapts beautifully to any webpage layout. Easily toggle the reading assistant on/off with customizable hotkeys (Default: Alt+D). [ 🎯 Supported Scenarios ] - English Novels & Books: Enjoy reading English novels without constantly pausing to look up vocabulary. - Academic Research & Tech Docs: Scan papers, PDFs, and official documentations. Extract main points from long sentences without syntactic confusion. - Test Preparation: A must-have tool for students studying for IELTS, TOEFL, GRE, SAT, and other English proficiency tests. Visualize grammar and acquire high-frequency words naturally. - Workplace Efficiency: Ideal for professionals who read global news, finance articles, overseas market trends, and technical guides daily.

Growth

WindowUsersChangeRatingsRating
7 days+65+17.0%00.00
30 days−2−0.4%00.00
6 months+163+57.4%+10.00
1 year+171+62.0%+10.00

Chrome Web Store search rankings

Where Rainbow English: Tap-to-Define, Translate & Syllable/Syntax Highlighting appears when people search the store, with the 30 day change
Search phrasePosition30 days
define#80
rainbow#23+2
definition#43+9
english learning#82−4

Version history

10 versions recorded
0.2.34 Jun 2026
0.2.24 Jun 2026
0.2.12 Jun 2026
0.2.027 May 2026
0.1.710 Jul 2023
0.1.68 Jul 2023
0.1.53 Mar 2023
0.1.31 Dec 2022

Details

Category
Education
First seen
13 Jun 2022
Size
912 KB
Languages
en, en-GB, en-US, zh-CN, zh-TW
Pricing
in_app
Privacy policy
ziziyi.com
Extension ID
oogkampbpcmckmfndhmehipcildkjfok

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
tabsactiveTabstoragescriptingcontextMenusoffscreen
Site access
<all_urls>
Can read and change data on every website you visit.

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