Paraphrase, proofread and summarize text with an AI writing workspace
Paraphrase, proofread and summarize text with an AI writing workspace
HumanizeAI.pro records 9,652,312 monthly visits with +26% month-over-month growth and Free pricing. Spin Rewriter AI records 20,716 monthly visits with +7.5% growth and Free Trial, Paid pricing.
AI article rewriter that produces unique, human-quality text
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | humanizeai.pro | spinrewriter.com |
| Pricing Model | Free | Free Trial, Paid |
| Monthly Visits | 9.65M (9,652,312) | 20.72K (20,716) |
| MoM Traffic Delta | +1.99M (+26%) | +1.45K (+7.5%) |
| Primary Market & Share | 🇺🇸 United States (36.5%) | 🇺🇸 United States (47.7%) |
| Direct Visits / mo | 3.85M | 8.27K |
| User Rating | 3.4 | 3.6 |
| Supported Platforms | Website | Website |

Free browser AI humanizer that rewrites AI text to read naturally
Paste AI-generated text, complete the captcha, and get a reworded, more natural-sounding version back in a single step.
You can use the humanizer directly in the browser without registering, signing in, or installing anything.
The rewrite is designed to retain the original meaning and SEO terms so you do not lose search relevance.
Alongside the humanizer, the site offers paraphrasing, plagiarism checking, grammar checking, and AI detector tools.
AI article rewriter that produces unique, human-quality text
A large-language-model engine that determines the meaning of each word in context, producing readable rewrites instead of awkward synonym substitution.
Generate up to 1,000 unique versions of one source article in a single pass, enough to populate many sites from one piece of content.
Supports all five popular spintax formats and can rewrite multiple articles in bulk, fitting existing publishing pipelines.
Virtually every major SEO tool integrates Spin Rewriter through its API, so rewrites can run from inside your preferred software.
Paraphrase, proofread and summarize text with an AI writing workspace
Paraphrase, proofread and summarize text with an AI writing workspace
Provides more robust detection scoring and rewriting styles, but higher subscription pricing than HumanizeAI.pro.
Provides more robust detection scoring and rewriting styles, but higher subscription pricing than HumanizeAI.pro.
Humanize AI text and check how human it reads
Humanize AI text and check how human it reads
Turn AI-generated text into natural, human-sounding writing
Turn AI-generated text into natural, human-sounding writing

SpecialistSpecializes in rigorous AI content detection and plagiarism auditing rather than rewriting text itself.
SpecialistSpecializes in rigorous AI content detection and plagiarism auditing rather than rewriting text itself.
Includes built-in grammar checks and academic citation helpers, but restricted free usage limits.
Includes built-in grammar checks and academic citation helpers, but restricted free usage limits.
SpecialistCombines text humanization with thorough grammar and plagiarism analysis, but slightly more complex workflow.
SpecialistCombines text humanization with thorough grammar and plagiarism analysis, but slightly more complex workflow.

Offers convenient browser extension integration for rewriting on the fly, but limited custom tone adjustments.
Offers convenient browser extension integration for rewriting on the fly, but limited custom tone adjustments.
Free AI paraphraser with seven rewriting modes
Free AI paraphraser with seven rewriting modes
Tailored specifically for bypassing strict academic and enterprise detectors, but less polished general writing tools.
Tailored specifically for bypassing strict academic and enterprise detectors, but less polished general writing tools.
Spanish AI paraphraser for rewriting, humanizing, and de-plagiarizing text
Spanish AI paraphraser for rewriting, humanizing, and de-plagiarizing text

Free AI humanizer that makes machine-written text read naturally
Free AI humanizer that makes machine-written text read naturally