Ciatto Tools

Utilities that solve real problems.

Fast, reusable and safe tools for web, security, SEO, WhatsApp, AI and productivity.

Tools

38 tools

Security

Site Safety Checker

Inspect HTTPS, TLS, DNS, redirects and security headers in one deterministic safety score.

Security

SSL / TLS Checker

Validate certificate chain, hostname, expiry, TLS version and cipher suite.

Security

Security Headers Checker

Score CSP, HSTS, Permissions Policy and other browser security headers.

Web

Redirect Checker

Follow and inspect the complete redirect chain without exposing internal network destinations.

Web

HTTP Status Checker

Inspect status code, response time, content type and key HTTP response metadata.

DNS

DNS Lookup

Inspect A, AAAA, CNAME, MX, NS and TXT records for a public domain.

Web

URL Expander

Reveal the final destination and redirect path behind shortened URLs.

MX Lookup

Inspect mail exchanger records and delivery priority for a domain.

SPF Checker

Find and inspect the SPF policy published for a domain.

DMARC Checker

Inspect DMARC policy, reporting configuration and enforcement posture.

Email DNS Checker

Aggregate MX, SPF and DMARC signals into one email-domain diagnostics report.

SEO

Robots.txt Tester

Fetch and inspect robots.txt safely, including sitemap references and directives.

SEO

Sitemap Checker

Validate sitemap XML, URL counts and structural issues.

SEO

Meta & OpenGraph Checker

Inspect title, description, OpenGraph, Twitter Card and key head metadata.

SEO

Canonical Checker

Inspect canonical declarations and compare them with the fetched page URL.

SEO

Hreflang Checker

Inspect alternate-language declarations and locale targets.

SEO

Schema / JSON-LD Checker

Extract and validate JSON-LD structured data embedded in a page.

WhatsApp Link Generator

Create a clean wa.me link with an optional pre-filled message. Processing stays in your browser.

WhatsApp QR Generator

Generate a QR code that opens a WhatsApp conversation with an optional message.

Media

QR Code Generator

Generate a high-quality QR code locally without sending the encoded value to a server.

Marketing

UTM Builder

Build campaign URLs with normalized UTM parameters entirely in the browser.

Developer

JSON Formatter

Validate and pretty-print JSON locally. The payload never leaves your browser.

Privacy

Secure Password Generator

Generate cryptographically secure passwords locally with Web Crypto.

Developer

Base64 Encoder & Decoder

Encode UTF-8 text to Base64 or decode Base64 locally in your browser.

Developer

URL Encoder & Decoder

Encode or decode URL components locally without sending values to a server.

Developer

JWT Decoder

Decode JWT header and payload locally without verifying or uploading the token.

Developer

Unix Timestamp Converter

Convert Unix seconds, milliseconds or date strings into ISO and UTC timestamps locally.

Text

Word & Character Counter

Count words, characters, lines and UTF-8 bytes instantly in your browser.

Developer

SHA Hash Generator

Generate SHA-256, SHA-384 or SHA-512 hashes locally with Web Crypto.

Developer

UUID Generator

Generate a cryptographically random UUID v4 locally with your browser.

Text

Slug Generator

Turn titles or phrases into clean lowercase URL slugs locally.

Text

Text Case Converter

Convert text to uppercase, lowercase, title case or sentence case instantly.

Text

Remove Duplicate Lines

Remove repeated lines from text locally while preserving first-seen order.

Calculators

Percentage Calculator

Calculate a percentage of a value instantly in your browser.

Calculators

VAT Calculator

Add or remove VAT from an amount using a configurable rate.

DKIM Checker

Check a domain's DKIM public key for a specific selector.

SEO

Social Preview Checker

Preview the Open Graph and Twitter/X metadata a page exposes for social sharing.

WhatsApp Text Formatter

Format WhatsApp text as bold, italic, strikethrough or monospace locally in your browser.