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Temporary Email Detection Custom Special Characters Disposable Email Verification Exclude Numbers Error Detection Password Length Control Grammar Check Text Analysis Customizable Passwords OSINT Tools Special Characters Spell Check Activation Limits Password Customization Software Licensing Email Address Verification Risk Assessment Custom Length Password Security Secure Password Suggestions

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Best extra keys detection APIs

Spell and Grammar Checker API

This API is able to detect any spelling or grammar errors in your application. Submit text and receive a JSON response with potential errors and suggested corrections.

Natural Language Processing (NLP) Free 7-Day Trial

100% uptime 174ms avg MCP ready

Password Risk Analyzer API

Analyzes password security, detects compromises, measures risk, and offers recommendations and suggested secure passwords to improve protection.

Security & Cybersecurity Free 7-Day Trial

100% uptime 359ms avg MCP ready

Shielded Key API

Shielded Key API: Tailor your security with custom password lengths, exclude numbers, and omit special characters for robust, personalized password solutions.

Security & Cybersecurity Free 7-Day Trial

100% uptime 304ms avg MCP ready

Temporary Email Detection API

The Temporary Email Detection API quickly detects and filters out disposable email addresses, enhancing data protection and optimizing email workflows for greater efficiency.

Security & Cybersecurity Free 7-Day Trial

100% uptime 191ms avg MCP ready

Email Temporary Analyze API

The Email Temporary Analyze API quickly detects and filters out disposable email addresses, enhancing data protection and improving the efficiency of email communications.

Security & Cybersecurity Free 7-Day Trial

100% uptime 62ms avg MCP ready

Key Sharing Prevention License Verification and Activation API

Protect your revenue with our Key Sharing Prevention API, ensuring secure license verification and activation processes.

Security & Cybersecurity Free 7-Day Trial

100% uptime 315ms avg MCP ready

License Key Validation License Verification and Activation API

Validate license keys quickly with our License Key Validation API for enhanced software security and user control.

Security & Cybersecurity Free 7-Day Trial

100% uptime 294ms avg MCP ready

Advanced Disposable Email Detector API

Detect disposable and temporary email addresses with a database of over 195,000 domains. Includes typo detection, email classification, role account detection, and domain age lookup via RDAP.

Communication & Messaging Free 7-Day Trial

100% uptime 347ms avg MCP ready

Secure Password Fetcher API

Securely fetch, manage, and retrieve your passwords effortlessly with the Secure Password Fetcher API.

Security & Cybersecurity Free 7-Day Trial

100% uptime 121ms avg MCP ready

Fetch Secure Passwords API

Retrieve secure and random passwords instantly using the Fetch Secure Passwords API, ensuring robust protection.

Security & Cybersecurity Free 7-Day Trial

100% uptime 91ms avg MCP ready

Retrieve Password Vulnerability Data API

Access comprehensive password vulnerability data to strengthen your defenses.

Security & Cybersecurity Free 7-Day Trial

100% uptime 13ms avg MCP ready

Password Risk Evaluation API

Evaluate and analyze password risks with precision to protect sensitive information.

Security & Cybersecurity Free 7-Day Trial

100% uptime 16ms avg MCP ready

Password Risk Analysis API

Fetch detailed password threat assessments to proactively mitigate security risks.

Security & Cybersecurity Free 7-Day Trial

100% uptime 22ms avg MCP ready

Analyze Password Safety Metrics API

Analyze critical password safety metrics to safeguard user accounts effectively.

Security & Cybersecurity Free 7-Day Trial

100% uptime 327ms avg MCP ready

Passkey Composer API

Our Passkey Composer API enhances security by creating robust and unique passwords, safeguarding data integrity and access control.

Security & Cybersecurity Free 7-Day Trial

100% uptime 733ms avg MCP ready

Retrieve Strong Passwords API

Retrieve robust, secure passwords tailored to your needs using the Retrieve Strong Passwords API.

Security & Cybersecurity Free 7-Day Trial

100% uptime 618ms avg MCP ready

Keyword Data Retrieval Engine API

Access comprehensive keyword data with the Keyword Data Retrieval Engine API to optimize your online presence.

Data & Analytics Free 7-Day Trial

100% uptime 399ms avg MCP ready

KeyGuard Generator API

The KeyGuard Generator API creates secure, randomized passwords, enhancing cybersecurity by automating strong credential creation for applications and systems.

Security & Cybersecurity Free 7-Day Trial

100% uptime 894ms avg MCP ready

Keyword Information Extractor API

Extract detailed keyword information effortlessly with the Keyword Information Extractor API, boosting your SEO game.

Data & Analytics Free 7-Day Trial

100% uptime 518ms avg MCP ready

Keyword Analytics Data API

Unlock powerful keyword insights to boost your e-commerce sales with the Keyword Analytics Data API.

Data & Analytics Free 7-Day Trial

100% uptime 660ms avg MCP ready

Check Temporary or Disposable Email API

Validate fake emails, temp emails or disposable emails. Fast and accurate response.

Security & Cybersecurity Free 7-Day Trial

100% uptime 1,116ms avg MCP ready

Hidden Subdomain Discovery - Passive DNS Hunter API

Discover hidden and exposed subdomains effortlessly. Passive DNS bruteforce using an optimized rich wordlist. Ideal for OSINT, cybersecurity, red teaming, and asset discovery.

Security & Cybersecurity Free 7-Day Trial