The Ultimate JSON Formatter: Validate & Minify Securely
Master data payloads with a secure json formatter. Learn to validate, minify, and convert JSON to CSV instantly…
Read more about The Ultimate JSON Formatter: Validate & Minify Securely →Photos for forms, scans to PDF, QR codes, JSON and more — 55 free tools. No sign-up, nothing is uploaded.
Search above or choose from the list below.
Everything is processed in your browser. Nothing is uploaded.
Get your result instantly, free and without a watermark.
Shrink photos to the size a form asks for and merge scans into one PDF.
Compress a photo Students and writersCount words, change text case and check readability and grammar.
Count words DevelopersFormat JSON, test regular expressions, create hashes and UUIDs.
Format JSON Website ownersWrite meta tags, build robots.txt and sitemaps, check your headings.
Make meta tagsTransparent SEO utilities that analyze data you provide. No fake traffic, keyword volume or backlink numbers.
Create clean URL slugs
Measure term frequency in your text
Analyze sentences, words and readability
Generate title, description and social tags
Create a canonical link tag
Create social sharing metadata
Create a robots.txt file
Build a sitemap from your URL list
Inspect H1-H6 structure from pasted HTML
Audit pasted HTML for basic SEO signals
Practical writing utilities that work locally on your text.
Count words, characters and reading time
Switch uppercase, lowercase and title case
Generate placeholder text locally
Remove repeated lines from text
Sort text lines alphabetically
Clean spaces, tabs and blank lines
Compare two text versions
Find the most common words
Apply deterministic rewrite patterns
Reword common phrases locally
Create an extractive summary locally
Flag common punctuation and spacing issues
Fast local utilities for developers and technical users.
Format, validate and minify JSON
Convert common Markdown to HTML
Build copy-ready box-shadow CSS
Encode and decode URL components
Turn JSON arrays into CSV
Convert CSV rows into JSON
Encode or decode UTF-8 text
Escape HTML safely for code
Generate random UUID v4 identifiers
Convert timestamps and dates
Break a URL into its components
Test regular expressions against text
Process images locally without server uploads.
Useful document tools without paid PDF APIs.
Create and inspect common web design values locally.
Simple utilities that run directly in your browser.
Quick calculators and unit converters for everyday questions. Everything is calculated in your browser.
Exact age in years, months and days
Percent of, percent change and more
Body mass index in metric or imperial
Monthly payment, interest and total cost
Length, weight, temperature and volume
Pick random numbers in any range
Security helpers that avoid transmitting sensitive input.
No tools matched that search. Try a shorter word like “image” or “text”.
Images, text, hashes and other supported inputs are processed in your browser. Your files are not uploaded to our servers.
Counts, ratios, hashes, metadata checks and conversions are calculated from your actual input — no made-up numbers.
No account, no watermark, no queue. Open a tool, do the job, close the tab.
ToolxFast is a growing set of small utilities for the jobs that come up every week: shrinking a photo so it fits an upload limit, turning scans into one PDF, formatting a messy JSON response, checking that your text colours are readable, working out a percentage, or generating a strong password. Each tool has its own page with step-by-step instructions, tips and answers to common questions.
Unlike many online converters, the work happens on your own device. When you drop an image into a tool, your browser does the processing, so the file is not sent to a server and there is nothing to wait in a queue for. That makes the tools quick, usable on a modest connection and a sensible choice for personal documents.
We are open about limits too. Our SEO tools only analyse the text or HTML you paste in, and our rewriting tools use simple rules, not AI. You can read how we build and check everything in the Editorial Policy, and how data is handled in the Privacy Policy.
Master data payloads with a secure json formatter. Learn to validate, minify, and convert JSON to CSV instantly…
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Read more about 7 Best Ways to Master Image Optimization for Speed →Yes. All conversions, compressions and tool runs happen inside your browser on your own device. Your files are not uploaded to our servers.
No. There are no accounts, subscriptions or watermarks. The site is supported by advertising.
Yes. The pages are lightweight and responsive, and work on smartphones, tablets and desktop computers.
Tools that create files show a Download button, and text tools have Copy and Download buttons so you can keep the result.
No. We only calculate things from the text or HTML you give us. Search volumes and ranking data need licensed sources, so we never show made-up numbers.
Open a tool and finish in under a minute. Free, private and no sign-up.