Widely used for quick AI text detection, but less comprehensive for enterprise plagiarism and code auditing.
Widely used for quick AI text detection, but less comprehensive for enterprise plagiarism and code auditing.
Copyleaks records 2,402,494 monthly visits with -14.1% month-over-month growth and Paid, Contact for Pricing pricing. mxHERO records 23,545 monthly visits with +4.7% growth and Contact for Pricing pricing.

LLM-powered email governance, security and sustainable archiving for the enterprise
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | copyleaks.com | mxhero.com |
| Pricing Model | Paid, Contact for Pricing | Contact for Pricing |
| Monthly Visits | 2.4M (2,402,494) | 23.55K (23,545) |
| MoM Traffic Delta | -394.39K (-14.1%) | +1.06K (+4.7%) |
| Primary Market & Share | 🇺🇸 United States (53.2%) | 🇯🇵 Japan (94.2%) |
| Direct Visits / mo | 758.5K | 8.57K |
| User Rating | 4.4 | 4.1 |
| Supported Platforms | Website | Website |

Enterprise AI and plagiarism detection for content integrity
Identifies AI-generated text across 30+ languages and leading LLMs, with reported accuracy above 99% on internal English test sets.
Searches 60 trillion websites, 16,000+ open-access journals and internal repositories to catch paraphrasing and hidden copying.
Extends detection to AI-generated video, audio and images so teams can verify content beyond text alone.
A scalable API and workflow integrations automate content analysis inside LMS platforms, publishing tools and enterprise systems.

LLM-powered email governance, security and sustainable archiving for the enterprise
Capture, index and preserve email content and attachments in governed storage so they remain retrievable for legal, audit and compliance needs.
Use large language model intelligence to classify messages and flag sensitive or regulated content as it moves through the mail flow.
Apply policies that identify risky or sensitive data leaving the organisation and enforce handling rules automatically.
Connect Microsoft 365 and Google Workspace mailboxes with managed cloud storage integrations, including Box, to keep content under retention control.
Widely used for quick AI text detection, but less comprehensive for enterprise plagiarism and code auditing.
Widely used for quick AI text detection, but less comprehensive for enterprise plagiarism and code auditing.
Stronger focus on educational integrity reporting, though it lacks Copyleaks' deep enterprise compliance workflows.
Stronger focus on educational integrity reporting, though it lacks Copyleaks' deep enterprise compliance workflows.

SpecialistIncludes expert human proofreading alongside plagiarism checks, but lacks native automated AI content detection.
SpecialistIncludes expert human proofreading alongside plagiarism checks, but lacks native automated AI content detection.

The AI productivity suite with agents, email, and docs that work wherever you do
The AI productivity suite with agents, email, and docs that work wherever you do
SpecialistCombines AI detection with built-in text humanization, whereas Copyleaks focuses strictly on rigorous integrity verification.
SpecialistCombines AI detection with built-in text humanization, whereas Copyleaks focuses strictly on rigorous integrity verification.

Offers robust combined AI detection and plagiarism checking, but lacks Copyleaks' extensive enterprise API ecosystem.
Offers robust combined AI detection and plagiarism checking, but lacks Copyleaks' extensive enterprise API ecosystem.

Features detailed sentence-level analysis for multilingual text, but lacks Copyleaks' broad enterprise feature set.
Features detailed sentence-level analysis for multilingual text, but lacks Copyleaks' broad enterprise feature set.

Provides reliable multi-modal content scanning, but offers fewer enterprise-grade integrations than Copyleaks.
Provides reliable multi-modal content scanning, but offers fewer enterprise-grade integrations than Copyleaks.

Accuracy-first plagiarism and AI detection for schools, universities, and teams
Accuracy-first plagiarism and AI detection for schools, universities, and teams

Free / Open-sourceA privacy-first email client with built-in AI writing help
Free / Open-sourceA privacy-first email client with built-in AI writing help

Check plagiarism, detect AI text and polish your writing in one place
Check plagiarism, detect AI text and polish your writing in one place

Free / Open-sourceAntispam service that keeps junk mail, phishing and viruses out of every inbox
Free / Open-sourceAntispam service that keeps junk mail, phishing and viruses out of every inbox