Free & Pro Online Tools
From security scanning to AI-powered analysis. No signup required for free tools.
87 tools available
PDF to Word Converter
Convert PDF files to editable Word documents (.docx) instantly.
PDF Compressor
Reduce PDF file size while maintaining quality.
Image Converter
Convert images between PNG, JPG, WebP, AVIF, BMP, and TIFF formats.
Image Compressor
Compress PNG, JPG, and WebP images with size comparison.
CSV to Excel Converter
Convert CSV files to Excel (.xlsx) with delimiter and encoding options.
Excel to CSV Converter
Convert Excel (.xlsx, .xls) files to CSV format.
JSON to CSV Converter
Convert JSON arrays to CSV with automatic column detection.
CSV to JSON Converter
Convert CSV files or text to JSON format.
ZIP Extractor
Extract ZIP archives and download individual files.
Audio Converter
Convert audio files between MP3, WAV, FLAC, OGG, and M4A formats.
JSON Formatter & Validator
Prettify, minify, and validate JSON with syntax highlighting.
Base64 Encoder / Decoder
Encode and decode text or files to/from Base64.
JWT Decoder
Decode JWT tokens and inspect header, payload, and expiry.
Regex Tester
Test and debug regular expressions with live match highlighting.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text or files.
UUID Generator
Generate UUIDs (v1, v4, v7) in bulk with format options.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
HTML Minifier
Minify HTML by removing whitespace, comments, and optimising inline assets.
CSS Minifier
Minify CSS stylesheets to reduce file size.
Markdown to HTML
Convert Markdown to HTML with live preview.
Color Converter & Contrast Checker
Convert colors between HEX, RGB, HSL, and more. WCAG contrast checker.
Cron Expression Parser
Parse cron expressions into plain English with next run times.
IP Lookup
Look up geolocation, ISP, ASN, and VPN/proxy status for any IP address.
DNS Lookup
Look up DNS records (A, MX, TXT, CNAME, NS, SOA) for any domain.
WHOIS Lookup
Get domain registration details, expiry date, and registrar information.
SSL Certificate Checker
Check SSL certificate validity, issuer, expiry, and security grade.
HTTP Headers Checker
Analyse HTTP security headers and get an overall security grade.
Port Checker
Check if common TCP ports are open, closed, or filtered on any host.
Domain Age Checker
Find out how old a domain is and its registration history.
Subdomain Finder
Discover subdomains of any domain using DNS resolution.
Email Header Analyzer
Analyze email headers to trace the path, check SPF/DKIM/DMARC, and detect phishing.
Ping Tool
Ping any host or IP address and measure response times.
Password Strength Checker
Check password strength and estimated crack time. Runs entirely in your browser.
Data Breach Checker
Check if an email address has appeared in known data breaches via Have I Been Pwned.
Website Malware Scanner
Scan any URL for malware, phishing, and threats using Google Safe Browsing and VirusTotal.
Phishing URL Analyzer
Analyze URLs for phishing indicators, typosquatting, and suspicious patterns.
IP/Domain Blacklist Checker
Check if an IP address or domain is listed on 50+ spam and security blacklists.
Security Headers Grader
Grade your website security headers (A+ to F) with actionable fix guidance.
Domain Reputation Checker
Aggregate domain reputation score from multiple sources.
VAT Number Validator
Validate UK and EU VAT numbers via HMRC and VIES APIs.
UK Companies House Lookup
Look up UK company registration details, directors, and filing history.
GDPR Data Request Generator
Generate formal GDPR data requests (access, erasure, portability) as downloadable letters.
ROI Calculator
Calculate return on investment, payback period, and NPV.
VAT Calculator
Add or remove UK and EU VAT. Bulk price calculations.
Invoice Generator
Create professional PDF invoices instantly — no account required.
Currency Converter
Convert between 170+ currencies with live exchange rates.
Business Name Generator
Generate creative business name ideas with domain availability checks.
SaaS Pricing Calculator
Calculate optimal SaaS pricing using COGS, CAC, LTV, and churn rate.
Working Days Calculator
Calculate working days between dates excluding weekends and public holidays.
Website Risk Scanner
AI-powered comprehensive website risk analysis combining SSL, headers, malware, and reputation checks.
Log Analyzer
AI-powered analysis of server logs, event logs, and syslogs.
Contract Analyzer
AI-powered contract risk analysis. Identify obligations, red flags, and missing clauses.
Threat Intelligence Summarizer
Summarize threat reports, CVEs, and security advisories for non-technical stakeholders.
Phishing Email Analyzer
Detect phishing in email headers and body using header parsing and AI analysis.
LinkedIn Post Generator
AI-generated LinkedIn posts optimised for engagement.
Blog Post Generator
Generate SEO-optimised blog posts with AI. Full article with outline, headings, and metadata.
Email Subject Line Tester
Predict open rates and get alternative subject lines for email campaigns.
Resume / CV Analyzer
AI-powered ATS compatibility check and resume improvement suggestions.
Cover Letter Generator
Generate personalised cover letters matching your resume to a job description.
CSV / Excel AI Analyzer
Upload data files and get AI-powered insights, trend analysis, and quality checks.
SQL Query Explainer
Explain SQL queries in plain English and identify performance issues.
API Response Analyzer
Infer TypeScript types and JSON schema from API responses.
Content Repurposing Tool
Transform blog posts into LinkedIn posts, Twitter threads, email newsletters, and video scripts.
AI Prompt Generator
Generate optimised prompts for Claude, GPT, and Gemini from your goal.
Meeting Notes Summarizer
Summarize meeting notes or transcripts into decisions, actions, and open questions.
Business Idea Validator
AI market analysis of your business idea: competition, risks, revenue models.
Competitor Analysis Tool
AI analysis of competitor websites: positioning, strengths, weaknesses, differentiation.
Privacy Policy Generator
Generate GDPR-compliant privacy policies for your business.
IT Budget Estimator
AI-powered IT budget recommendations by industry, size, and growth plans.
RDP Exposure Checker
Check if Remote Desktop Protocol (port 3389) is exposed and if NLA is enabled.
Shadow IT Detector
Detect unauthorised SaaS applications via DNS fingerprinting.
Backup Compliance Checker
Score your backup strategy against the 3-2-1 rule, NIS2, and cyber insurance requirements.
Cloud Misconfiguration Scanner
Check your cloud environment for common security misconfigurations.
SaaS Security Posture Tool
Grade your M365, Google Workspace, Slack, GitHub security posture A–F.
SOC Report Generator
Generate SOC security reports from manual metrics. AI executive narrative available.
Vendor Risk Analyzer
Automated vendor risk assessment using SSL, headers, reputation, WHOIS, and HIBP checks.
Firewall Rule Analyzer
Analyze firewall rules (iptables, Windows Firewall, pfSense) for dangerous or shadowed rules.
Git Repository Analyzer
Analyze public GitHub/GitLab repos for README quality, vulnerabilities, and secrets.
Data Quality Checker
Upload CSV files and get a Data Quality Score with null rates, duplicates, and anomalies.
Technical Debt Analyzer
Score your technical debt with a guided assessment and get a prioritised roadmap.
SQL Query Optimizer
Optimize SQL queries with rule-based analysis and AI-generated rewrites and index suggestions.
YouTube Title & Thumbnail Optimizer
Generate optimised YouTube titles, thumbnail text, and tags ranked by predicted CTR.
SEO Keyword Clustering Tool
Group keywords by topic and intent. Identify cannibalisation and get content briefs.
Video Script Generator
Generate full video scripts for YouTube, TikTok, Reels, and LinkedIn with hooks and CTAs.
Content Gap Analyzer
Compare your sitemap against competitors to find untapped content opportunities.
Customer Sentiment Analyzer
Analyze customer reviews and support tickets for sentiment, emotion, and themes.
SWOT Generator
AI-generated SWOT analysis with action implications and downloadable 2×2 visual.
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