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Head-to-head · AI Content Detectors

Copyleaks AI Detector vs Smodin AI Detector

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Copyleaks AI Detector #3 in AI Content Detectors 9.0/10 Free plan + paid ✓ 4 of 4 features Visit Copyleaks
Smodin AI Detector #8 in AI Content Detectors 8.4/10 Paid ✓ 2 of 4 features Visit Smodin

Copyleaks AI Detector leads on 0 checks, Smodin AI Detector on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCopyleaks AI Detector · 9.0/10
  • Most featuresCopyleaks AI Detector · 4 of 4

Copyleaks AI Detector scores higher on our rubric for ai content detectors: 9.0 against 8.4 out of 10; our editors rank them #3 and #8.

Copyleaks AI Detector is the better fit for education and enterprise teams needing integrations. Smodin AI Detector is the better fit for multilingual document screening.

  • Copyleaks AI Detector fits best

    Education and enterprise teams needing integrations

  • Smodin AI Detector fits best

    Multilingual document screening

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Side by side

Feature Copyleaks AI Detector 9.0/10 Visit ↗ Smodin AI Detector 8.4/10 Visit ↗
At a glance
Editor score 9.0 8.4
Ranking #3 in AI Content Detectors #8 in AI Content Detectors
Best for Education and enterprise teams needing integrations Multilingual document screening
Pricing model Free plan + paid Paid
Starting price — $10/mo
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Cloud, Browser extension Cloud, Browser extension
Platforms Web, Chrome extension Web, Chrome extension
Integrations 8 integrations 2 integrations
Features Copyleaks AI Detector 4/4 · Smodin AI Detector 2/4
Paraphrase detection ✓ (best) Not checked yet
API access ✓ ✓
Browser extension ✓ ✓
Batch scanning ✓ (best) Not checked yet
Specs
Detection languages 30 languages Not checked yet
Word limit 300000 words Not checked yet
Our review
Pros
  • Detects AI-written, mixed, edited, and paraphrased text in 30 languages
  • Combines AI detection and plagiarism checks in one text report
  • Supports LMS integrations, browser tools, Google Docs, and a REST API
  • Detects ChatGPT, GPT, Claude, Gemini, and Llama content
  • Supports 100+ detection languages and four document formats
  • Offers probability scores, sentence analysis, browser access, and an API
Cons
  • Enterprise and Education plans use custom pricing
  • Personal is limited to 1,200 unified credits
  • Scans are capped at 300,000 words per billing period
  • The listed Starter and Premium prices require annual billing
  • Advanced detection and humanization are reserved for Premium
  • The broad feature set extends beyond a detector-focused workflow
Our verdict

Copyleaks AI Detector analyzes submitted text for likely AI-generated writing and distinguishes human, mixed, edited, or paraphrased content. It is designed for individuals, educators, institutions, and organizations that need detection…

Read the review →

Smodin AI Detector analyzes essays, documents, articles, marketing content, and other written material for signals associated with AI-generated text. It is designed for students, educators, researchers, publishers, editors, content teams,…

Read the review →
  1. Copyleaks AI DetectorAI Content Detectors 9.0Free plan + paid
  2. Smodin AI DetectorAI Content Detectors 8.4Paid

Strengths and trade-offs

  • Copyleaks AI Detector — where it wins

    • Detects AI-written, mixed, edited, and paraphrased text in 30 languages
    • Combines AI detection and plagiarism checks in one text report
    • Supports LMS integrations, browser tools, Google Docs, and a REST API

    Where it doesn't

    • Enterprise and Education plans use custom pricing
    • Personal is limited to 1,200 unified credits
    • Scans are capped at 300,000 words per billing period

  • Smodin AI Detector — where it wins

    • Detects ChatGPT, GPT, Claude, Gemini, and Llama content
    • Supports 100+ detection languages and four document formats
    • Offers probability scores, sentence analysis, browser access, and an API

    Where it doesn't

    • The listed Starter and Premium prices require annual billing
    • Advanced detection and humanization are reserved for Premium
    • The broad feature set extends beyond a detector-focused workflow
  • Copyleaks AI Detector9.0/10 · Free plan + paid

    A broad AI and plagiarism detector with strong education integrations and API access.

    Visit CopyleaksFull verdict →
  • Smodin AI Detector8.4/10 · Paid

    A multilingual detector with document analysis, browser access, integrations, and an API.

    Visit SmodinFull verdict →

More comparisons

All AI content detectors comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update