According to AlphaMoat, in 2026-08 CastReader (castreader.com) received 38,427 monthly visits (+351.7% MoM) — ranked #5,822 of 17,406 AI websites with traffic data, and #364 of 740 in Audio; its largest market is United States (76.3% of visits).
What is CastReader
CastReader is a browser extension that reads webpages, PDFs, Kindle ebooks and AI answers aloud with synchronized highlighting of the corresponding text, supporting 9 languages, and with Read & Explain you can get sentence-by-sentence explanations pointing back to the source for hard passages.
- 01Playback-speed adjustment
- 02sentence-by-sentence follow-along
- 03word-definition popups
- 04bookmark resume
- 05night eye-care mode
Free tier $0, 20 minutes listening daily; Pro adds more listening time, full books and premium voices, with a 3-day free trial.
12-Month Traffic Trend
Visits by Country · Top 5
Popular in Audio
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A voice input tool that turns speech into clean, organized text in real time.
+ CompareData month: 2026-08 · Visit figures are third-party traffic estimates aggregated monthly — best for scale and trends. Multiple domains of the same product are merged. See methodology.