Free Hosting, Cloud & Web Tools
Calculators, SEO tools and developer helpers that come in handy while building and managing your website, all in one place. They're all completely free and run in your browser — your data is never sent to a server.
Privacy-focused
Everything runs in your browser; your data is never sent to a server.
Instant results
No setup or waiting — you see the result the moment you type.
Free, multilingual
Unlimited use with Turkish character support and no registration required.
Hosting & Cloud Calculators
(10)Calculate your bandwidth, transfer time, uptime and network resources in seconds.
Bandwidth Calculator
Calculate how much traffic your website will need based on monthly visitors and page size.
File Transfer Time Calculator
Calculate download or upload time second by second based on file size and connection speed.
Uptime / SLA Calculator
See how many minutes of downtime per year/month an uptime rate such as 99.9% corresponds to.
Data Unit Converter
Instantly convert between bit, byte, KB, MB, GB, TB and PB (binary and decimal).
Subnet / CIDR Calculator
Calculate the network address, broadcast, usable host range and mask from an IP address and CIDR.
Percentage Calculator
Calculate the percentage of a number, the ratio between two numbers and percentage increase/decrease.
VAT Calculator
Instantly calculate VAT-inclusive and VAT-exclusive amounts at 1%, 10% or 20% rates.
Profit Margin Calculator
Calculate profit amount, profit margin and markup from cost and selling price.
Loan / Installment Calculator
See the monthly installment, total payment and total interest based on loan amount, interest rate and term.
Age Gap & Date Difference Calculator
Calculate the age gap between two birth dates, or the years, months and days between any two dates.
SEO & Content Tools
(8)SEO-friendly content, tag and sitemap tools to help your site rank better on Google.
SEO URL (Slug) Generator
Create clean, SEO-friendly URLs from your titles by converting special characters.
Meta Tag Generator
Create your title, description and Open Graph tags, and preview how they'll appear on Google.
Robots.txt Generator
Create a correctly formatted robots.txt file to manage search engine bots.
Sitemap.xml Generator
Create a valid sitemap.xml file from your URL list that you can submit to Google.
Character & Word Counter
See the character, word, sentence and paragraph count of your text along with the estimated reading time.
Lorem Ipsum Generator
Generate as much Lorem Ipsum placeholder text as you need for your designs and templates.
Keyword Density
Analyze the repetition count and density ratio of words and phrases in your text.
UTM Link Builder
Create trackable links with source, medium and campaign parameters for Google Analytics.
Web & Code Tools
(13)Speed up web development with HTML, CSS, JSON, color and QR tools — all run in your browser.
Online HTML Editor
Write your HTML, CSS and JavaScript code and see the result instantly in a live preview.
JSON Formatter & Validator
Beautify messy JSON data, find errors or minify it to a single line.
Base64 Encoder / Decoder
Instantly encode text to Base64 or decode it back from Base64. Unicode is supported.
CSS Gradient Generator
Pick colors and an angle, then get ready-to-use CSS gradient code with a live preview.
Color Converter (HEX/RGB/HSL)
Pick a color and instantly see and copy its HEX, RGB and HSL equivalents.
URL Encoder / Decoder
Safely encode or decode URLs and query parameters.
QR Code Generator
Instantly create a QR code from a URL, text or contact info and download it as PNG.
CSS Box Shadow Generator
Build CSS shadows visually with offset, blur, spread and color controls.
CSS Border Radius Generator
Adjust each corner individually and get rounded-corner CSS code with a live preview.
HTML Entity Encoder / Decoder
Encode special characters to HTML entities (&, < ...) or decode them back.
JWT Decoder
Decode the header and payload sections of a JWT token and view them as readable JSON.
Unix Timestamp Converter
Convert a Unix timestamp to a readable date or a date to a timestamp.
UUID Generator
Generate random, unique UUID (v4) identifiers with one click; bulk generation supported.
Text Tools
(5)Transform, clean, sort and edit text — as fast as copy and paste.
Case Converter
Convert text to UPPER, lower, Title, Sentence, camelCase, snake_case and kebab-case styles.
Text Cleaner
Tidy up text by removing extra spaces, blank lines and line breaks.
Line Sorter & Duplicate Remover
Sort lines alphabetically, reverse them, shuffle them or remove duplicate lines.
Text Reverser
Reverse text by character, word or line.
Find & Replace
Find and replace a phrase within text, with case-sensitivity and regex options.
Developer & Security Tools
(5)Helpers that make your daily work easier for server configuration, encryption and security.
SMTP Test Tool
Validate your port and encryption settings, then generate the SMTP test commands and DNS checklist to run on your server.
.htaccess Redirect Generator
Create Apache .htaccess rules for WWW, HTTPS and individual URL redirects.
Strong Password Generator
Generate strong, random and hard-to-crack passwords locally in your browser.
Hash (SHA) Generator
Instantly compute the SHA-1, SHA-256, SHA-384 and SHA-512 digests of your text in the browser.
Which Hosting Is Right for Me?
Answer a few questions to find the hosting or server type that best fits your needs.
A one-stop toolkit for web administrators
Publishing a website doesn't end with design; you need to choose the right hosting plan, anticipate traffic and bandwidth, present your site correctly to search engines and speed up everyday development work. The free Clou.TR toolkit is by your side at every one of these steps — with no setup or registration required.
Hosting & cloud calculators
Bandwidth calculator for your monthly traffic needs, the uptime/SLA calculator for the availability a service guarantees, and the subnet calculator for your network configuration — learn it all in seconds. These tools let you stop guessing and move forward with real numbers when making the right hosting or server decision.
SEO & content tools
Ranking high in search engines requires a technical foundation. Meta tag generator, SEO slug generator, robots.txt generator and sitemap.xml generator present your pages to Google correctly. For a more comprehensive strategy, you can also check out our professional SEO service.
Web, code and security tools
Online HTML editor, JSON formatter, color converter and QR code generator — speed up your development work with tools like these; boost your security with the strong password generator and hash generator. All calculation and conversion operations happen in your browser, so your sensitive data never leaves your device.