purplemath.com — September 2026 traffic, keywords & AI visibility

Search engines send purplemath.com an estimated 879,700 visits a month. Effectively all of it is organic — about 879,700 visits from unpaid results. Spread across 31,100 ranking keywords, that averages roughly 28 organic visits per keyword.

purplemath.com scores 59 out of 100 on our AI visibility scale, grade D. It takes full marks for LLMS.txt. The biggest gap is SEO health, at 0 of 20 points (0/100), worth 20 points if closed. It also loses points on Crawlability (0/10), Company profile (19/25) and Structured data (0/5).

The llms.txt on purplemath.com runs to 77 lines (4,097 characters) across 12 sections, last generated in May 2026. It introduces the site as "Purplemath - Practical Algebra Lessons and Math Help". It tells AI engines the business works in Education & Training, Math Tutoring and Online Learning. It describes 5 products, with prices such as Algebra Lessons at Free, Geometry Lessons at Free and Trigonometry Lessons at Free. Services it lists include Free Math Reference, Curriculum Alignment Support and Parent & Teacher Resource Hub. The audience it names is Students, parents, and educators seeking free math support, aged 11-22 (Global). Technologies it mentions include HTML, CSS and Basic JavaScript. The keywords it claims start with "math tutoring", "algebra help", "geometry resources" and "calculus tutorials".

# Purplemath - Practical Algebra Lessons and Math Help

## About
Purplemath provides free, plain-language math lessons that help students understand algebra, geometry, and calculus instead of just memorizing formulas. The site was started by a classroom teacher who wanted to give students a reliable reference they could use at home when homework got confusing. Each lesson breaks one concept into small steps, shows fully worked examples, and points out the mistakes students usually make. Because the explanations are written conversationally rather than in textbook language, learners often say the material finally makes sense. Purplemath also offers printable worksheets and practice sets so students can test themselves without needing an account. The platform stays completely free; revenue comes from modest ads and occasional textbook affiliate links. Teachers around the world link to specific Purplemath pages because the lessons line up with standard curricula. Parents appreciate that they can find clear answers without paying for a tutor every time their child gets stuck. The founder still updates lessons and occasionally answers reader questions, keeping the tone personal. Over two decades the site has grown into a trusted bookmark for middle-school, high-school, and early-college students across dozens of countries. Purplemath’s simple mission—clear explanations, no paywalls—

Google lists purplemath.com for about 31,100 keywords, which together bring an estimated 879,700 organic visits a month.

The latest technical audit of purplemath.com scored 0 out of 100 overall. The audit makes 20 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.

Purplemath's company profile names https://www.khanacademy.org, https://www.mathway.com, https://www.chegg.com and https://www.wyzant.com as competitors. Its own llms.txt adds https://www.tutors.com and https://www.math.com. Outside its market, the domains ranked closest to it in our worldwide ranking are primabergamo.it, mips.com, bankersadda.com and digitalcoinprice.com.

https://www.khanacademy.org

https://www.mathway.com

https://www.chegg.com

https://www.wyzant.com

https://www.tutors.com

https://www.math.com