Prepostseo is a free online suite of 150+ SEO, writing, and AI tools, including a plagiarism checker, paraphraser, AI essay writer, and image-to-text converter.
About
Prepostseo is a web-based platform that bundles more than 150 free online tools for SEO analysis, writing, and content checking. It addresses a common problem for students, teachers, webmasters, and SEO professionals: needing quick, browser-based utilities such as a plagiarism checker, paraphrasing tool, or domain authority checker without installing separate software for each task.
The site organizes its tools into categories covering writing and education (61 tools), domain tools (17), website management (32), and a broader miscellaneous group (59). Users simply open a tool page, paste text or enter a URL, and receive results in the browser. Many tools are free with limits, while paid subscriptions raise word counts, query volumes, and remove ads and captchas. Tools are also available in languages other than English.
Key Features
Pricing & Fees
- Pricing: Paid plans start at $10 per month (Basic, billed monthly) and drop to $4.17 per month when billed annually at $50, with Standard at $20 monthly and Company at $45 monthly; separate subscriptions exist for individual tools such as the plagiarism checker (from $6.75/month) and the DA PA checker (from $5.00/month billed yearly).
- Free tier: The majority of the 150+ tools are free to use, with paid plans raising submission limits (up to 25K words per submission on the Company plan) and removing ads and captchas.
- Support and availability: All tools run in the browser at prepostseo.com; paid plans include 24/7 support.
- Languages: Tools are offered in languages other than English, according to the site.
Who It's For
Prepostseo is aimed at students and teachers who need plagiarism checks, word counts, and citation-adjacent writing tools; content writers and bloggers who paraphrase, summarize, and check readability; and SEO professionals or webmasters who audit domains, backlinks, indexation, and site health. It also suits developers and general users looking for quick utilities such as code minifiers, DNS lookups, and unit or number-base converters, all without installing desktop software.
FAQ
What is Prepostseo?Prepostseo is a free online platform offering more than 150 tools for SEO, writing, education, and website management, including a plagiarism checker, paraphrasing tool, and AI essay writer.
Is Prepostseo free to use?Yes, most tools are free with usage limits; paid subscriptions increase word and query limits, enable deep search, and remove ads and captchas.
How much does a Prepostseo subscription cost?The all-in-one plans are Basic at $10 per month, Standard at $20, and Company at $45, with annual billing discounts available; individual tool subscriptions are priced separately.
Do I need to install anything to use Prepostseo?No, all tools run directly in a web browser, and the site states it serves millions of webmasters, students, teachers, and SEO experts each month.
Does Prepostseo offer tools in languages other than English?Yes, the site includes a section for tools in other languages alongside its English-language suite.
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