Free privacy tools, built for quick checks
A growing collection of practical utilities for safer signups, cleaner links, AdSense readiness, sitemap XML, ads.txt records, llms.txt drafts, Open Graph previews, schema markup generation, URL parsing, URL encoding and decoding, HTTP status lookup, cron expression checks, color contrast checks, CSS unit conversion, YAML to JSON conversion, user agent parsing, MIME type lookup, DNS record lookup, privacy checklist generation, UTM link building, local UUID generation, timestamp conversion, JWT decoding, JSON formatting, text case conversion, CSV to JSON conversion, word counts, Markdown previews, regex testing, robots.txt testing, metadata checks, HTML entity conversion, checksums, and everyday security habits.
Password Generator
Generate random passwords, memorable passphrases, and PINs locally in your browser.
Open password generatorAdSense Checklist
Review content quality, policy pages, ad placement, crawlability, and technical files before AdSense checks.
Open toolads.txt Checker
Generate a Google AdSense ads.txt line and check pasted authorized-seller records locally before publishing.
Open toolUUID Generator
Generate random UUID v4 identifiers in your browser, copy one value, or create a small batch for testing.
Open toolTimestamp Converter
Convert Unix timestamps, milliseconds, ISO dates, and local-readable times locally in your browser.
Open toolMeta Analyzer
Paste page HTML to inspect title tags, meta descriptions, canonical URLs, robots directives, Open Graph tags, and JSON-LD locally in your browser.
Open toolSchema Generator
Generate JSON-LD schema markup for articles, FAQ pages, web pages, and browser tools locally before publishing.
Open toolOG Preview
Draft Open Graph and Twitter card preview tags locally for articles, tools, landing pages, and social shares.
Open toolllms.txt Generator
Generate an llms.txt draft for AI discovery with public pages, useful tools, safety notes, and crawling guidance.
Open toolSitemap Generator
Generate sitemap XML from public URLs and check duplicate or invalid entries locally before publishing.
Open toolRobots Tester
Paste robots.txt rules to test whether a URL path appears allowed or blocked for Googlebot, Bingbot, or another crawler locally in your browser.
Open toolJWT Decoder
Decode JWT headers and payloads locally in your browser, inspect claims, and learn what still needs verification.
Open toolStrength Checker
Check password length, character variety, common patterns, and estimated guess resistance locally in your browser.
Open toolPixel Checker
Paste email HTML to find likely tracking pixels, remote images, and marketing links locally in your browser.
Open toolYAML to JSON
Convert common YAML snippets into formatted JSON locally in your browser for configs, docs, and API examples.
Open toolUser Agent Parser
Parse browser, operating system, device, engine, and bot hints from user agent strings locally in your browser.
Open toolHeader Analyzer
Paste raw email headers to inspect sender fields, authentication results, and delivery hops locally in your browser.
Open toolURL Parser
Parse a URL into protocol, origin, hostname, port, path, query parameters, hash, and decoded components locally in your browser.
Open toolURL Encoder
Encode URL text into percent-escaped values or decode encoded URLs locally in your browser.
Open toolURL Cleaner
Clean tracking parameters from links, decode common redirect URLs, and inspect domains locally in your browser.
Open toolDNS Records
Look up common DNS record types, purposes, examples, and setup notes locally in your browser.
Open toolUTM Builder
Build campaign URLs with UTM source, medium, campaign, term, and content parameters locally in your browser.
Open toolJSON Formatter
Format, minify, and validate JSON locally in your browser with clear error feedback.
Open toolHTML Entities
Encode HTML-sensitive characters or decode named and numeric entities locally in your browser for docs, blog posts, comments, and support replies.
Open toolRegex Tester
Test JavaScript regular expressions, flags, matches, indexes, and capture groups locally in your browser.
Open toolMIME Types
Look up common file extensions, MIME types, categories, and delivery notes locally in your browser.
Open toolMarkdown Previewer
Preview Markdown headings, lists, links, inline styles, and code blocks locally in your browser before publishing docs or guides.
Open toolPrivacy Checklist
Generate a browser-only privacy checklist for signups, support tickets, link sharing, and publishing workflows.
Open toolWord Counter
Count words, characters, sentences, paragraphs, reading time, speaking time, and repeated terms locally in your browser.
Open toolContrast Checker
Check foreground and background hex colors against common WCAG contrast thresholds locally in your browser.
Open toolCron Explainer
Explain five-field cron expressions locally in your browser with readable field meanings and schedule warnings.
Open toolCSS Units
Convert CSS px, rem, em, and percent values locally in your browser with adjustable root and parent font sizes.
Open toolCSV to JSON
Convert CSV or tabular spreadsheet exports into formatted JSON locally in your browser with header and delimiter controls.
Open toolCase Converter
Convert text into lowercase, uppercase, title case, sentence case, slug, snake_case, kebab-case, camelCase, and PascalCase locally in your browser.
Open toolHTTP Status Codes
Look up common HTTP status codes, meanings, categories, and troubleshooting notes locally in your browser.
Open toolBase64 Converter
Encode plain text to Base64 or decode Base64 back to UTF-8 text locally in your browser.
Open toolHash Generator
Generate SHA-256, SHA-384, and SHA-512 hashes for text or local files without uploading them.
Open toolSuggested privacy workflow
Use tempboxs as a small toolkit when a signup, message, download, or link does not deserve your main inbox yet.
- 1Create a temporary inboxKeep low-trust signup mail away from your permanent address.
- 2Generate a unique passwordUse fresh credentials instead of reusing a real-account password.
- 3Review AdSense readinessCheck content, policies, ad placement, crawlability, and technical files.
- 4Review password strengthLearn why a password looks weak or strong before you rely on it.
- 5Clean tracking linksRemove common attribution tags before sharing or opening links.
- 6Parse a URLInspect protocol, host, path, query parameters, and fragment locally.
- 7Encode URL textPercent-encode or decode URL values without uploading pasted text.
- 8Inspect suspicious headersCompare sender fields, auth results, and delivery hops locally.
- 9Check email HTML for pixelsFind likely remote-image trackers without loading them.
- 10Audit page metadataCheck pasted HTML for title, description, canonical, robots, and schema clues.
- 11Check ads.txtGenerate a Google AdSense seller line and review pasted records.
- 12Generate schema markupCreate JSON-LD for articles, FAQs, pages, and tools before publishing.
- 13Draft social previewsGenerate Open Graph and Twitter card tags before publishing.
- 14Draft llms.txtSummarize public pages, tools, and citation guidance for AI discovery.
- 15Generate sitemap XMLCreate crawl-friendly XML from public canonical URLs.
- 16Test crawl rulesCheck pasted robots.txt rules before blocking public tools or guides.
- 17Escape HTML snippetsEncode or decode entities before sharing markup in docs or replies.
- 18Test regex patternsCheck matches, indexes, and capture groups without uploading text.
- 19Preview MarkdownDraft headings, lists, links, and code blocks before publishing.
- 20Count draft lengthReview words, characters, reading time, and repeated terms locally.
- 21Convert CSV to JSONTurn spreadsheet rows into formatted JSON without uploading data.
- 22Convert text caseCreate slugs, title case, snake_case, camelCase, and more locally.
- 23Explain cron schedulesReview five-field cron expressions and schedule warnings locally.
- 24Check color contrastCompare hex colors against common WCAG contrast thresholds.
- 25Convert CSS unitsTranslate px, rem, em, and percent values with font-size context.
- 26Look up HTTP statusSearch response codes, meanings, categories, and debugging notes.
- 27Convert YAML to JSONTurn common config snippets into formatted JSON locally.
- 28Parse user agentsInspect browser, OS, device, engine, and bot hints locally.
- 29Look up MIME typesSearch content types for files, APIs, downloads, and static assets.
- 30Look up DNS recordsReview web, email, routing, and certificate DNS record types.
- 31Generate privacy checklistCreate local reminders for safer signups, support, links, and publishing.
- 32Build UTM linksCreate campaign URLs with encoded source, medium, and campaign values.
Why tempboxs is becoming a utility toolkit
Temporary email is one part of a broader privacy workflow. People also need generated identifiers, clean links, token inspectors, timestamp converters, local formatters, checksums, strong passwords, and simple explanations that help them make better choices before signing up, debugging APIs, downloading files, or sharing links.