Spam Detection AI
The best 50 Spam Detection AI tools - Free & Paid
Explore 50 AI for Spam Detection AI
Detecting‑AI scans text in 50+ languages, marking AI‑generated sentences with probability scores. It integrates with Chrome, Moodle, Zapier, and offers an API, delivering up to 98% accuracy and low false‑positives while protecting user privacy.
Freemium
- $7/mo
Undetectable AI scans text and images for signatures of models like GPT‑4, Gemini, and Claude, combining multiple engine results into a probability score. It handles paraphrased content, supports 50+ languages, and offers a Chrome extension and API.
Free
- $5/mo
AI Detector identifies AI‑generated content across text, images, audio, and video, supporting common media formats. It achieves 98.9% accuracy for synthetic images and offers an API for seamless integration into KYC, fraud‑prevention, and moderation workflows.
Freemium
- $5/mo
wasitai analyzes images in-browser or via URL to detect AI-generated content, returning a confidence score and detailed report; supports major generators, offers API, bulk/automated screening, and misclassification feedback for moderation and fraud-prevention.
Freemium
- $35/mo
Abnormal AI provides behavior-based email and identity security for enterprises, detecting and blocking phishing, BEC, malware, quishing and account takeover attempts, automating mailbox triage and real-time response, offering in-email phishing coaching and centralized telemetry.
Freemium
Spamcheck.ai is an AI-driven tool that detects and prevents spam through IP filtering, content analysis, and email validation. It ensures high accuracy and easy integration, providing robust protection for online content and form submissions.
Free trial
AI Detector Pro provides comprehensive recognition of AI-generated text and includes advanced features to manage AI generation reports efficiently.
Free trial
Checkforai is an AI tool that detects AI-generated content in written text, ensuring authenticity and helping prevent plagiarism and search engine penalization.
Free
BypassAI rewrites AI‑generated content to bypass detection tools like GPTZero, Turnitin, and ZeroGPT, removing watermark patterns and spam‑like language. It supports 30+ languages, preserves meaning, and improves SEO‑friendly readability for academic, editorial, and marketing use.
Subscription
- $6.99/mo
Uncheck AI evaluates text for AI signatures, then rewrites it into human‑like, spam‑free prose that passes detectors such as GPTZero, Turnitin, Copyleaks, and ZeroGPT. It removes OpenAI watermarks, supports SEO‑friendly, multilingual content, and gives simultaneous detection scores.
Freemium
- $12.99/mo
TweetDetective is a Chrome extension that flags AI‑generated tweets. Using ML models trained on ChatGPT and Bard, it displays a probability score in each tweet’s corner, helping journalists, educators, and social media managers verify authenticity.
Paid
AI Undetect evaluates AI‑generated content and rewrites it into human‑like text in 20+ languages. It integrates with ChatGPT, Claude, and Jasper, offering manual and auto‑perfect modes, and shows unified detection results from GPTZero, Copyleaks, Turnitin, Originality AI, and more.
Paid
AIScanner.io is a tool that detects AI-generated text from major models like GPT and Claude, providing a 0–100 authenticity score in seconds. It identifies paraphrased content and mixed samples with continuous model updates, helping educators and professionals verify content originality.
Free
WeDetect.AI is an image detection tool that verifies whether images are AI-generated. Its efficient analysis assists users in combating misinformation, ensuring authenticity in online platforms, and validating visual content for various scenarios like shopping and social media.
Free
Mailtester.ai is an email deliverability testing tool that evaluates SPF, DKIM, DMARC, and DNS configurations. It offers a deliverability score, spam score analysis, and actionable content recommendations to enhance email engagement and improve inbox placement.
Subscription
feedzaiis a comprehensive AI-native fraud and financial crime prevention platform for banks and payment providers, combining real-time transaction monitoring, AML automation, and watchlist screening.
It leverages network intelligence, behavioral biometrics, and orchestration to detect fraud, autom
Freemium
Copyleaks delivers AI text and image detection, plagiarism checking, grammar correction, and text moderation in 30+ languages. It integrates via API, LMS, browser extensions, and Google Docs, supports major LLMs, and ensures secure, compliant workflows for education and enterprise.
Free
- $13.99/mo
Detector.io is an AI detection tool that scans text to identify AI-generated passages, providing a score and highlighted segments. It includes integrated tools like an AI humanizer and plagiarism checker to help refine content for authenticity.
Free
GPTZero AI Detector scans documents for potential AI-generated content, providing in-depth results on AI probabilities, vocabulary analysis, and hallucination detection, as well as plagiarism checking and authorship verification capabilities.
Freemium
- $12/mo
Bodyguard.ai offers AI-driven social media monitoring and moderation, detecting harmful content like spam and toxic messages. It provides real-time insights and classification to help brands create safer online communities and manage their reputations effectively.
Freemium
BypassGPT rewrites AI‑generated content to be human‑readable, correcting grammar and punctuation while producing SEO‑friendly, plagiarism‑safe text. It also bypasses spam filters and supports over 50 languages with an API for marketers and students.
Subscription
- $7/mo
ScamMinder evaluates URLs in real‑time, assigning safety scores and risk indicators for phishing, fraud, and malware. Users upload message screenshots for AI analysis, while the platform aggregates community reviews, threat stats, and a site database to verify authenticity.
Freemium
Browse AI enables code‑free web scraping and automation via a point‑and‑click interface. It captures dynamic, paginated, login‑protected data, auto‑detects site changes, exports to CSV/JSON/AWS S3, and streams into Google Sheets, Airtable, Zapier, APIs, and more.
Freemium
- $48.75/mo
AI Detector analyzes texts of at least 80 words to identify AI-generated content from various models. It produces detailed reports with confidence scores, aiding educators and students in evaluating academic submissions across multiple languages.
Free
Detectordeia is a sophisticated tool designed to analyze texts, distinguishing between AI-generated content and human-written material by evaluating writing patterns, structure, and style.
Free
ContentDetector.AI is a free tool that identifies AI-generated written text, including Chat GPT and GPT 3 content, and provides an estimated percentage score of AI generation likelihood.
Free
hCaptcha is a bot detection and abuse prevention platform that offers risk scoring and challenge controls for web, mobile, and server‑side. It protects accounts from takeover, credential stuffing, and multi‑account abuse while preserving privacy with zero PII sharing.
Freemium
AI Content Detector evaluates text for AI authorship, handling uploads up to 4 MB or pasted input. It returns a detection score, readability rating, and grade assessment, comparing against models such as ChatGPT, Gemini, Claude, and LLaMA. Useful for researchers, educators, and publishers to verify
Paid
- $9.99
Lunchbreak AI scans documents with Turnitin, GPTZero and other detectors, highlights AI‑flagged sections, and offers one‑click rewriting that preserves meaning and voice. It supports academic, research, and business writing, ensuring detector compliance without loss of originality.
Freemium
MyDetector is a free tool that detects AI-generated text and humanizes it to ensure authenticity. It supports multiple languages, offers 99% accuracy, and refines content to match human-like quality.
Free
Semihuman.ai converts AI‑generated text into natural, undetectable prose that passes Turnitin, GPTZero, and ZeroGPT. The web and API tools rewrite up to 250 words in 10‑30 seconds, preserving keyword density and readability for SEO and academic use.
Freemium
- $6/mo
Content Moderation Using AI Human Moderators combines artificial intelligence with human oversight to efficiently filter user-generated content across various platforms, ensuring compliance with community guidelines and enhancing safety by quickly addressing inappropriate submissions.
Bypass AI rewrites AI‑generated text into human‑readable, undetectable content while preserving SEO keywords and style. It delivers results in seconds, offers tone customization, and includes integrated plagiarism and AI detection checks for verified originality.
Freemium
- $4.99/mo
ScamAlert detects suspicious activity in real time, instantly alerting individuals and businesses. Its zero‑knowledge design keeps data private, while encrypted messaging and identity verification reduce phishing. A constantly updated threat database lets users block scams and take preventive action
Freemium
StealthGPT is an AI tool designed to generate undetectable content that bypasses AI detectors like Turnitin. By reverse-engineering conventional methods used by AI detectors, it produces uniquely different responses each time to avoid detection, offering powerful and affordable AI content creation.
Free trial
Winston AI is an AI tool that detects AI-generated content and plagiarism. It allows users to categorize and label documents easily and efficiently.
Free trial
AIHumanize.io rewrites AI‑generated text into natural, human‑like prose while preserving the original meaning. It offers scene‑specific editing for academic, blog, or business content, produces multiple variants, and verifies outputs against major AI‑detectors.
Subscription
- $6/mo
Effortlessly declutter your inbox with SpamDrain Anti-Spam AI Tool. This smart filter effectively blocks spam, viruses, and automated emails on various devices, providing personalized email management for enhanced productivity.
Free trial
- $2.42/mo
Grubby AI converts AI-generated content into human-like text, enabling it to evade detection systems. It processes plain text and PDFs in over 30 languages while eliminating AI-specific watermarks for unique outputs.
Freemium
PlagiarismSearch.com compares submitted text to a vast database of web pages, journals, and printed sources, highlighting matches and providing similarity reports, AI‑content detection, readability checks, spell‑check, and API integration for real‑time academic integrity.
Paid
Dechecker AI is an AI content detector that identifies text generated by models like ChatGPT, Claude, and Gemini. It provides sentence-level analysis with highlighted passages and offers rewriting suggestions to enhance originality and readability.
Free
X Detector analyzes up to 5,000 characters, giving per‑word probability scores to identify whether a passage was written by ChatGPT, Claude, Gemini, or a human. It supports over 20 languages, processes millions of texts, and encrypts data for privacy.
Freemium
Concurrence AI automates moderation on WhatsApp, Telegram, and Slack, using AI filters to detect spam, ads, and rule violations in real time. It supports multilingual communities, allows custom rules, logs actions, notifies on deletions, and provides daily moderation reports.
Freemium
AI Chatting delivers free, registration‑free GPT chat from browser or mobile, offering quick answers, language practice, content creation and editing, image identification, and specialized AI personas, with no stored chat history for privacy.
Paid