Education
Growth signalNo paid features detectedMedium-risk permissions
rainbow-text icon

rainbow-text

Changes the color of each character (A-Z, 0-9) on a webpage.

Users122Current public install base
Rating5.0Store average score
Reviews1Public review volume
Manifest versionV3Extension platform version
7-day growth+10Net users gained this week
7-day growth rate+8.93%Relative weekly velocity
Preview

rainbow-text Media preview

5 assets
Trend

User growth trend

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User Growth Over Time

1201211231241262026年7月15日2026年7月18日2026年7月21日Latest: 122
Rating trend

7-day rating trend

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7-day rating change

Start
5.00
Latest
5.00
7-day rating change
0.00
4.904.955.005.055.102026年7月15日2026年7月18日2026年7月21日Latest: 5.00
2026年7月15日2026年7月21日
Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthDeclining
-3-2.4%
7-day growthGrowing
+10+8.93%
30-day growthDeclining
-8-6.15%
Technical snapshot

Version, languages, and crawl freshness

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Version0.3
ManifestV3
Size54.92KiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

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Simulate and train grapheme synesthesia. With enough time and practice this may improve cognitive abilities such as color perception and visualization, reading comprehension and speed, memory, and verbal abilities.

(https://pmc.ncbi.nlm.nih.gov/articles/PMC4235407/).

Open source: https://github.com/davebren/rainbow-text

When enabled for a website this extension will modify all of the characters A through Z and numbers 0 through 9 to a unique color. You can use the default colors or you can pick your own.

In order to provide a reliable experience the extension is currently enabled with an opt-in policy for each website. Not all websites will function correctly when it is enabled.

Enabling dynamic content will allow the extension to execute as text is added to the webpage.

Reviews

Recent review snapshot

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Store average score5.0Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average--Average computed only from synced review bodies below
Reviews with text0Synced review bodies
Total ratings / reviews1Chrome Web Store public rating/review count

Store average score: 5.0. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5★
0
4★
0
3★
0
2★
0
1★
0
No synced review text is available yet.
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