Smodin AI Detector vs Ruijian AI Detection Agent

Which content detection tool is right for you? Compare features, pricing, and use cases to decide.

Smodin AI Detector

Free Tier

Smodin is a global AI writing assistant used by over 10 million people. It offers various AI writing tools to help users write with confidence, polish work, speed up research, and be more creative. It has different tools for tasks like writing, grammar checking, plagiarism detection, and homework assistance, and is trusted by many universities, businesses in 180+ countries.

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Ruijian AI Detection Agent

Free Tier

Ruijian AI Detection Agent is a consumer-facing multimodal forgery-detection product. A single entry point covers image, text, audio and video: AI-generation detection, PS-tampering detection, deepfake recognition and explainable reports, with multi-turn dialogue that helps users interpret findings.

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Feature	Smodin AI Detector	Ruijian AI Detection Agent
Pricing	Free Tier	Free Tier
Category	Content Detection Tools	Content Detection Tools
Key Features	•AI Detector to check work for AI writing patterns •AI Detection Remover to ensure content sounds human •AI Writer and Text Generator to avoid writer’s block •AI Paragraph Rewriter to improve readability •Grammar Checker to identify and fix errors	•AI text detection for articles, papers, reports, resumes, marketing copy and comments •AI image detection covering generation, PS edits, inpainting and face swaps, with heatmap overlays •AI video detection for deepfakes, digital-human synthesis, lip-sync anomalies and frame-level edits •AI audio detection for voice cloning, voice changing and AI music generation
Use Cases	✓For writers to create content, get suggestions and improve work ✓For students to simplify learning, solve homework and write academic papers ✓For teachers to ease workload, check assignments and grade projects ✓For bloggers to create engaging content ✓For marketing professionals to craft scripts for ads and presentations	✓Social-media authenticity checks on Weibo, Xiaohongshu, Douyin, Instagram, Facebook and X ✓News and public-opinion verification across images, breaking-event video and interview audio ✓E-commerce product-image review on Taobao, Xianyu, Pinduoduo and cross-border marketplaces ✓ID and document forgery checks: passports, licences, student IDs, business permits and contracts ✓Payment screenshots, transfer receipts and reimbursement voucher verification

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