Online Regex Tester
The best 50 Online Regex Tester AI tools - Free & Paid
Explore 50 AI for Online Regex Tester
Regex.ai generates regular expression patterns from highlighted text snippets, offering syntax validation and instant matching feedback. Developers, analysts, QA testers can quickly extract emails, logs, or validate data, with copy‑paste ready expressions for workflow integration.
Freemium
Magic Regex Generator uses AI to create, test, and evaluate regex in a secure sandbox. It supports JavaScript and Python, offers instant flags, live verification, ready‑to‑use code, and pre‑built patterns for emails, URLs, phone numbers, HTML tags, and dates.
Freemium
The provided text is a description of an AutoRegex tool that converts English text into a regular expression using natural language processing.
Freemium
- $3.49/mo
rgx.tools uses GPT‑3.5‑Turbo to translate natural‑language prompts into readable regular expressions, providing code snippets for JavaScript, Python, Java, C#, Ruby, PHP, Go, Rust, Kotlin, Swift, and SED. It supports testing, comments, and error reduction.
Freemium
RegexMy streamlines document processing and data management through features like translation, summarization, and reporting. Its Regex and XPath Playgrounds simplify creating and validating expressions, optimizing workflows for efficient data interaction and handling.
Freemium
Sheetgod converts plain‑English queries into Excel, VBA, and Google Apps Script code, automating complex spreadsheet tasks, generating PDFs, sending emails, and creating custom add‑ons, reducing manual effort and boosting productivity for analysts and finance professionals.
Freemium
- $129/mo
AI Studio converts natural‑language prompts into working code across C++, Python, JavaScript, SQL, CSS, HTML, and regex. It translates snippets, adds typing hints, estimates complexity, offers git/command lookup, and provides plain‑English explanations, supporting collaboration and quick prototyping
Freemium
testRigor is an AI‑driven, no‑code test automation platform that turns plain‑English instructions into end‑to‑end tests for web, mobile, desktop, API, and mainframe. It records real‑user interactions, supports cross‑browser validation, CI/CD integration, and self‑healing for low‑maintenance, reliabl
Free
DeveloperPal is an AI web platform that line‑by‑line explains code, translates snippets across languages, interprets errors, and demystifies regex. It also generates Excel formulas, aiding debugging, learning, and project porting for developers of all levels.
Freemium
Formulas HQ automates Excel, Google Sheets, VBA, and Apps Script formula, regex, and script creation, explains each step, and offers multilingual support with a ChatGPT assistant for troubleshooting. It speeds up data cleaning, analysis, and automation for analysts and developers.
Freemium
- $433/mo
TestSprite automates full‑stack test generation and execution, converting source code and user flows into CI/CD‑ready suites. It offers a no‑code visual editor, continuous regression checks, and unified batch coverage for API, UI, and data testing, streamlining release reliability.
Freemium
- $69/mo
Image to Text Converter extracts text from images, PDFs, and handwritten notes in 30+ languages. It accepts JPEG, PNG, WebP, GIF, PDF, handles blurry files, and can recognize equations. Users can crop regions, and outputs editable TXT, PDF, or DOCX.
Free
LanguageTool is an AI grammar, spelling, and style checker supporting 30+ languages. It offers real‑time browser extensions, desktop and Word add‑ins, advanced Picky Mode, paraphrasing, and an API for developer integration.
Free
WProofreader offers AI‑driven, multilingual spelling, grammar, and style checking for 20+ languages. It provides SDKs, an API, browser extensions, and CMS modules, with TLS encryption, GDPR compliance, on‑prem or AWS hosting, and customizable industry rules.
Freemium
AtozAi offers developers real‑time code debugging, language conversion, automated regex generation, detailed code explanations, and text‑to‑insight translations. It helps reduce debugging time, speed cross‑platform development, and improve maintenance for teams.
Freemium
PseudoEditor is a web‑based pseudocode IDE with syntax highlighting, error detection, auto‑completion, and instant compilation. Cloud‑stored projects are accessible from any device. It supports AQA, OCR, CIE, Edexcel, and IB specifications, helping students and teachers practice algorithms.
Free
Testbook AI is a Chrome extension that records and replays user interactions to create regression and UI comparison tests without coding. It supports cross‑browser validation, integrates with Sauce Labs, BrowserStack, LambdaTest, exports code, and auto‑heals scripts.
Freemium
Qodex is an automated API testing platform that streamlines test creation and execution, offering features like automated test generation, uptime monitoring, and real-time failure alerts, facilitating efficient testing in CI/CD workflows for developers and QA teams.
Free trial
OLOCR extracts text from images and PDFs in over 100 languages, including CJK. It runs fully in the browser, keeping documents local, and outputs plain text, Word, or searchable PDFs, with optional AI correction and batch processing.
Freemium
- $3.99/mo
CapSolver uses AI to solve reCAPTCHA, Cloudflare, AWS WAF, Geetest, and ImageToText challenges via RESTful APIs with code examples, a browser extension for OCR, and reliable uptime for developers, QA teams, and data‑collection projects.
Freemium
- $1
Applitools automates visual, functional, and API testing for web, mobile, and PDF interfaces, using AI to compare screenshots, filter dynamic content, and generate autonomous tests via recording and natural‑language authoring, with CI/CD integration and built‑in accessibility compliance.
Free trial
Carbonate is an AI-driven automated end-to-end testing tool that allows you to write tests in plain English, intelligently analyzes HTML for UI changes, and speeds up development and stability of your tests.
Freemium
Linguix is a writing tool that offers free grammar check, analyzes team performance over-time, can be accessed through various platforms, and has a clean and modern UI.
Freemium
- $99
Copilot Chat generates code from user‑defined input/output test cases and optional requirements, calling an LLM to produce solutions that satisfy those tests. It refines code on failures and includes a GitHub URL parser for project context, enabling rapid, verified development.
Freemium
Autify is an AI testing platform that automates end‑to‑end tests for web, mobile, and desktop apps. Its Aximo, Nexus, and Genesis modules generate, execute, and maintain tests, reducing manual scripting and easing maintenance for QA and dev teams.
Freemium
ExamOnline offers a secure remote proctoring solution for online examinations, featuring customizable settings, AI-based monitoring, and a secure browser. It integrates with LMS, ensuring exam integrity while reducing logistical costs for organizations.
Freemium
WebScraping.AI offers a single API that retrieves clean HTML, plain text, or JSON from any URL, handling JavaScript-heavy pages, proxies, CAPTCHAs, and retries. Users can query, extract fields, generate summaries via prompts, and integrate with SDKs or workflow tools.
Subscription
- $29/mo
ilovemyqa provides AI-powered software testing services from Vancouver, prioritizing clear communication and real device testing across platforms. Find critical bugs, enhance quality, and elevate user experience hassle-free.
Freemium
- $49/mo
Outwrite is an AI assistant that instantly corrects spelling, grammar, and punctuation across Chrome, Edge, Google Docs, and Word. It provides real‑time readability scores, offers style and paraphrasing suggestions, and converts passive to active voice in English, French, and Spanish.
Free
- $6.95/mo
TLDR is an AI‑powered IDE plugin that converts selected code into concise plain‑English explanations. Supporting multiple languages, it helps teams quickly understand snippets, regex, and SQL, accelerating onboarding and debugging within JetBrains IDEs.
Freemium
Otto Engineer is an AI-powered coding assistant for testing and iterating code. It offers a user-friendly setup, interactive chat interface, and enables real-time code execution, debugging, and testing in a secure browser environment.
Subscription
Omegle.site offers instant, anonymous video and text chats with strangers worldwide, no registration required. Accessible on mobile, tablet, and desktop, it uses AI moderation, fake webcam detection, and an integrated reporting tool for safe, unpredictable conversations.
Freemium
Read Easy.ai transforms complex text into readable content for users. Word/Outlook add‑ins analyze manuscripts, while a Chrome extension simplifies webpages in multiple languages. Developers embed its API in React, Vue, Swift, WordPress for readability scoring and dyslexia‑friendly formatting.
Freemium
Airparser extracts structured data from emails, PDFs, images, and scanned documents in 60+ languages using AI and OCR. Users set up schemas quickly and deploy via API, Zapier, or native integrations, automating workflows and cutting manual data entry.
Subscription
- $2.75/mo
Open‑source AI code‑review platform that plugs into GitHub, GitLab, Bitbucket, and Azure DevOps at the pull‑request level. Model‑agnostic, it runs custom rule sets, tracks technical debt, and delivers real‑time metrics without storing source code.
Freemium
AIChatOnline.org is a browser‑based AI assistant that processes text, images, and documents, aiding writers, researchers, and developers to draft content, refine tone, summarize reports, debug code, and browse over 50k integrated AI tools—all without installation and with session‑only privacy.
Subscription
- $6.4/mo
Revrite.ai is a web‑based paraphrasing tool using OpenAI’s ChatGPT to rephrase up to 500 words per request. It supports 100+ languages, preserves rich‑text formatting, offers mobile editing, a history log, and export options.
Free
Teste.ai automates test case, test plan, and step‑by‑step creation from requirements using OpenAI models. It generates scenarios, boundary values, load tests, SQL data, and multi‑language code (Gherkin, Cucumber, Java, Python) for CI/CD pipelines.
Paid
Just Rewrite is an AI‑powered editor that paraphrases content in over 100 languages. Users select style options—grammar fix, professional, casual, emojis, hashtags, expansion, or condensation—to produce instant, context‑aware rewrites tailored to the target audience.
Freemium
CorrectEnglish is an AI writing assistant delivering spelling, grammar, and style corrections on Android, iOS, and browsers. It offers contextual word suggestions, error detection, a plagiarism checker, formatting guides, readability scores, and integrates with extensions and research tools.
Freemium
- $24/mo
pgrammer offers AI‑driven coding interview practice with adaptive question selection across 20+ languages, real‑time hints, difficulty tailored to experience, session saving, and GPT‑4‑powered senior engineer analysis for detailed feedback, ideal for FAANG interview prep.
Freemium
- $12/mo
Mock Exam AI allows students, teachers, and exam preparers to create and take practice exams for SSC GD 2026, GED113, NATA, Year 8 math, and Spanish language tests. It offers multiple question types with instant feedback.
Freemium
- $10
Pixelcode is a Chrome extension that extracts code from screenshots, images, PDFs, and video frames, recognizes over 30 programming languages, preserves formatting, and copies snippets directly to the clipboard for use in any editor.
Free
FuturePerfect scans every public page of a website for spelling and grammar errors in 30 languages, delivering instant alerts and a dashboard of correction suggestions. No code integration required—just a URL to keep content error‑free and professional.
Freemium
Playrun automates user‑flow testing across web and mobile without code or recordings, scheduling recurring runs, integrating with CI/CD and VCS, and alerts teams instantly on regressions to keep applications reliable.
Freemium
Line0 automates backend development by generating production-ready services from natural-language descriptions, offering an in-browser editor with feature-specific chats, two-way GitHub sync, live API client with hot-reload and database preview, and built-in testing workflows.
Freemium
Verex is an AI-driven QA automation tool that allows users to define test suites in natural language. It offers CI/CD integration, automated bug tracking, collaboration features, and AI suggestions for bug resolution, streamlining web application testing.
Freemium
Rainforest QA is a no‑code AI test automation platform for SaaS that instantly generates regression plans and executable tests. It auto‑heals UI changes, offers a visual editor, and integrates with CI/CD for fast, parallel runs and clear debugging.
Free trial
Momentic uses AI to automate end‑to‑end web and mobile tests. Users write plain‑English steps in a low‑code editor, while intent‑based locators and an autonomous agent self‑heal and generate critical user flows, keeping tests fresh.
Freemium