Primary sources first
Facts come from current official homepages, help centers, pricing pages, app listings, terms, and privacy notices. Volatile details are dated or linked to live sources.
Useful comparison, not a universal winner
Every verdict is attached to a use case, tradeoff, and repeatable test. We separate provider claims from independent analysis.
AI-assisted workflow
This publication uses AI-assisted research and drafting under the site owner’s direction. Comparisons are source-informed editorial analysis. Suggested exercises are not measured tests, and we do not publish invented usage results or customer testimonials. Corrections should include the relevant primary source.
Corrections
Send the page URL, disputed passage, and current primary source through the contact address. Material changes update the review date.