Extension Tracker

CastReader — Text to Speech, Read Aloud + AI Explain

3,000 users Rated 4.76 from 88 ratings Last updated 25 Sep 2026

By CastReader Live in the Chrome Web Store foammmkhpbeladledijkdljlechlclpb Last checked 27 Sep 2026, 01:22 UTC

The listing

What the Chrome Web Store shows, as of the last check

Read aloud with synced highlights and AI explanations. Supports Kindle, PDFs, articles and books in 9 languages.Summary from the listing
Developer
CastReader
Trader status
Declared a trader under EU law
Category
Productivity › Tools
First published
10 Mar 2026
Last updated
25 Sep 2026
Version
1.2.47
Size
13.87 MiB
Minimum Chrome
88
Languages
9 languages

Deutsch, English, español, français, italiano, português (Brasil), हिन्दी, 中文（中国）, 日本語

Website
castreader.com
Support page
https://castreader.com/privacy-policy
Open in the Chrome Web Store ↗ Download the CRX from Google ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-273,0004.7688
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#12,553
by users, of 264,254 extensions
In its category
#3,027
of 103,321 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • *://*.cos.accelerate.myqcloud.com/*cos.accelerate.myqcloud.com and its subdomains
  • *://api.castreader.ai/*api.castreader.ai
  • *://api.castreader.cn/*api.castreader.cn
  • *://castreader.ai/*castreader.ai
  • *://docs.google.com/*docs.google.com
  • *://quickread.castreader.cn/*quickread.castreader.cn
  • *://weread.qq.com/*weread.qq.com
  • *://www.youtube.com/*www.youtube.com
  • <all_urls>Every website
  • https://leer.amazon.com.mx/*leer.amazon.com.mx
  • https://leer.amazon.es/*leer.amazon.es
  • https://leggi.amazon.it/*leggi.amazon.it
  • https://ler.amazon.com.br/*ler.amazon.com.br
  • https://lesen.amazon.de/*lesen.amazon.de
  • https://lezen.amazon.nl/*lezen.amazon.nl
  • https://lire.amazon.fr/*lire.amazon.fr
  • https://read.amazon.ca/*read.amazon.ca
  • https://read.amazon.cn/*read.amazon.cn
  • https://read.amazon.co.jp/*read.amazon.co.jp
  • https://read.amazon.co.uk/*read.amazon.co.uk
  • https://read.amazon.com.au/*read.amazon.com.au
  • https://read.amazon.com.br/*read.amazon.com.br
  • https://read.amazon.com.mx/*read.amazon.com.mx
  • https://read.amazon.com/*read.amazon.com
  • https://read.amazon.de/*read.amazon.de
  • https://read.amazon.es/*read.amazon.es
  • https://read.amazon.fr/*read.amazon.fr
  • https://read.amazon.in/*read.amazon.in
  • https://read.amazon.it/*read.amazon.it
  • https://read.amazon.nl/*read.amazon.nl
  • https://zqxgmqygirtpttnrvjpf.supabase.co/*zqxgmqygirtpttnrvjpf.supabase.co
Sites where it runs scripts
  • *://*.ireader.com.cn/*ireader.com.cn and its subdomains
  • *://docs.google.com/*docs.google.com
  • *://ireader.com.cn/*ireader.com.cn
  • *://weread.qq.com/*weread.qq.com
  • *://www.youtube.com/*www.youtube.com
  • *://youtu.be/*youtu.be
  • <all_urls>Every website
  • https://castreader.com/*castreader.com
  • https://leer.amazon.com.mx/*leer.amazon.com.mx
  • https://leer.amazon.es/*leer.amazon.es
  • https://leggi.amazon.it/*leggi.amazon.it
  • https://ler.amazon.com.br/*ler.amazon.com.br
  • https://lesen.amazon.de/*lesen.amazon.de
  • https://lezen.amazon.nl/*lezen.amazon.nl
  • https://lire.amazon.fr/*lire.amazon.fr
  • https://read.amazon.ca/*read.amazon.ca
  • https://read.amazon.cn/*read.amazon.cn
  • https://read.amazon.co.jp/*read.amazon.co.jp
  • https://read.amazon.co.uk/*read.amazon.co.uk
  • https://read.amazon.com.au/*read.amazon.com.au
  • https://read.amazon.com.br/*read.amazon.com.br
  • https://read.amazon.com.mx/*read.amazon.com.mx
  • https://read.amazon.com/*read.amazon.com
  • https://read.amazon.de/*read.amazon.de
  • https://read.amazon.es/*read.amazon.es
  • https://read.amazon.fr/*read.amazon.fr
  • https://read.amazon.in/*read.amazon.in
  • https://read.amazon.it/*read.amazon.it
  • https://read.amazon.nl/*read.amazon.nl
  • https://www.castreader.com/*www.castreader.com
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • alarmsRun tasks on a schedule
  • contextMenusAdd items to the right-click menu
  • offscreenOpen a hidden page for background work
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 27 Sep 2026, 01:22 UTC; next check around 30 Sep 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “CastReader — Text to Speech, Read Aloud + AI Explain” (foammmkhpbeladledijkdljlechlclpb). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/foammmkhpbeladledijkdljlechlclpb. Accessed 2026-09-27.
BibTeX
@misc{extensiontracker_foammmkhpbeladledijkdljlechlclpb,
  title   = {CastReader — Text to Speech, Read Aloud + AI Explain (foammmkhpbeladledijkdljlechlclpb)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/foammmkhpbeladledijkdljlechlclpb},
  urldate = {2026-09-27}
}

The data is free to reuse under CC BY 4.0.

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