Generate realistic, schema-aware synthetic test data for any database schema. 50+ field types, AI prompt-to-schema, pre-built templates, JSON/SQL/CSV output.

Verify emails in real time, detect valid domains, correct formatting, MX records, gravatars, and blacklists to ensure reliable deliverability.

Validate syntax, detect disposable domains, check MX records and accurately measure deliverability scores.

With this API you can check if an e-mail address is valid or invalid and if it is a temporary / disposable account. If the address is valid and it isn't a temporary email account then the "block" parameter will be false. Otherwise, it will be true.

Check if the selfie your users take is indeed live, optimally clicked to save in your records, if there are multiple faces detected in the image, and what percentage of the image the face actually covers.

Access business ratings and reviews, displaying stars, trust, categories, location, and statistics, to easily analyze reputation and customer opinions.

Get your databases and applications enriched with this user generator. Get useful information to start testing your websites or products.

Drive up your open rates and ROI with our 98% accurate email validation, A.I.-driven email scoring, and powerful deliverability tools.

The Email Address Validation Tracker API improves email data integrity through validation of syntax, domain, and deliverability, ensuring efficient communication and pristine lists.

The Inbox Validation API ensures accurate and deliverable email data, streamlining communication by verifying syntax, domains, and preventing common pitfalls.

Transient Email Checker API: Enhance data integrity and security by instantly identifying and blocking disposable/temporary email addresses in real-time.

"Elevate applications and simulations with a versatile, randomized user profile generator for authentic testing and development."

Email Validation Tool API ensures accurate, secure communication by verifying email addresses in real-time, preventing bounces and enhancing data quality.

The Mock User Profile Generator API generates fictional user profiles for diverse applications, including testing, design, research, and more. Highly versatile.

Instantly verify emails, validating their format and existence to ensure effective communication and reduce errors in your systems.

MockHero’s Mock Data API simplifies creating placeholder data, perfect for testing and development needs.

The Synthetic Data Synthetic Data MockHero API allows developers to generate diverse datasets while preserving privacy and compliance.

Enhance your data generation with MockHero's Schema Aware Data Generation API, ensuring data integrity and relevance.

FreeCustom.Email is a powerful API that enables users to generate temporary email addresses for seamless online registration and OTP testing. With its user-friendly interface, you can effortlessly create disposable email accounts to bypass spam and enhance privacy, while easily receiving one-time passwords and verification emails without any hassle. Ideal for developers and testers, this API ensures secure and anonymous interactions with online services.

Manage subscriptions effectively with our SaaS Licensing Control API for streamlined license verification and activation.

A secure email validation API that checks format, domain configurations, and email risks, delivering actionable insights and reliability scores.

The Email Quality Assurance API offers real-time email validation, syntax checks, domain verification, and more, ensuring accurate communication and cost-effective marketing.

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

The Email Validation API enhances communication efficiency by verifying email data for accuracy and deliverability, ensuring correct syntax, domain validity, and preventing typical errors.

Accurately verify emails by evaluating format, domain, MX, SPF, DMARC, blacklists, reliability, and detecting disposable, suspicious, or role-based emails.

Validate tax identification numbers for 7 Latin American countries: CUIT (Argentina), RUT (Chile), RUC (Peru, Ecuador, Paraguay), NIT (Colombia), and CI (Uruguay). Check digit verification, formatting, and entity type detection.

The Email Check API validates emails with checks for formatting, DNS, suspicious activity and disposable domains. Provides a confidence score and suggestions for specific actions.

The Domain Status Checker API checks domain availability with support for all TLDs, single, multiple and “Beast mode” query options for popular names.

Parse, validate, describe, and generate cron expressions. Converts cron syntax to human-readable descriptions and calculates next run times.

Run automated WCAG accessibility audits on any web page. Detects violations, warnings, and best practices for ADA and EAA compliance.

Email verification API with real SMTP RCTP TO check, DNS, disposable, catch-all, and role-based detection in a single request.

Get up-to-the-minute scores and stats for tennis matches, perfect for enthusiasts and developers.

Validates syntax, deliverability, domains, SMTP, MX, and detects whether the email is fake, disposable, or corporate.

Monitor and analyze website performance using the URL Health Check API for improved user engagement.

The Text Change Detector API is an tools for comparing two texts and highlighting their differences. It offers results in JSON format and pre-rendered for HTML and CLI.

Enhance your email security with the Validate Email Security Check API, designed to identify potential threats effectively.

Easily retrieve comprehensive tennis statistics to enhance your sports insights and decisions.

The User Simulate API generates virtual identities with personal and business data such as name, address and corporate profile. Ideal for form and database testing.

Ensure your website's reliability with our URL Status Check API, optimizing user experience effortlessly.

Validate and verify email addresses securely to enhance user trust and reduce fraud with our Trusted Email Checker API.

Access real-time data on tennis matches, providing insights for fans and analysts alike.

Assess your email content's effectiveness and optimize engagement with our Email Content Quality Assessment API.

Quickly assess the efficiency of your site using the Retrieve Web Data Speed Test API for optimal performance insights.

Extract and analyze toxicity content efficiently with our powerful API, perfect for enhancing your project’s integrity.

The Domain Check Hub API checks domain availability with support for all TLDs, single, multiple and “Beast mode” query options for popular names.

Validates phone numbers and email addresses, confirming correct formats, country codes, location, number type, and active MX records.

Validex API provides fast and reliable validation for emails, phone numbers, and IBANs — all in one lightweight service. Perfect for developers who want to integrate secure data validation without complexity. Save time, reduce errors, and keep your applications clean with a single API.

Instantly validate how any URL will appear when shared on Facebook, LinkedIn, Twitter, and WhatsApp. Returns a full JSON report with platform-specific scores, broken tag detection, image dimension checks, and plain-English fix instructions — all in a single API call.