Web & Developer Tools
Format code, encode data, generate passwords, and streamline your web development workflow.
JSON Formatter and Validator
Format, validate, or minify JSON text locally in your browser with parse errors shown for invalid syntax.
Open Tool →Base64 Encoder & Decoder
Instantly encode text into Base64 format or decode Base64 strings back to plain text. Execute secure, client-side conversions.
Open Tool →Regex Tester
Test JavaScript regular expressions, flags, matches, indices, and capture groups locally.
Open Tool →Password Generator
Generate a random 6-64 character password locally with selectable character groups and optional ambiguous-character removal.
Open Tool →UUID Generator
Generate Universally Unique Identifiers (UUIDs/GUIDs) instantly. Create random v4 UUIDs for database keys, software development, and unique system tracking.
Open Tool →URL Encoder and Decoder
Percent-encode URL components or complete URLs, and decode encoded text locally.
Open Tool →JWT Decoder
Decode a JSON Web Token's base64url header and payload locally and inspect its signature segment and expiration status.
Open Tool →Markdown to HTML Converter
Convert Markdown text to rendered HTML in the browser and preview the resulting formatted document.
Open Tool →Cron Expression Generator
Generate, parse, and validate cron expressions for job scheduling. Translate complex cron syntax into human-readable schedules.
Open Tool →.htaccess Redirect Generator
Generate Apache .htaccess redirect rules from source and destination paths using the selected redirect type.
Open Tool →Cron To English Converter
Calculate and analyze your cron to english converter with our free tool.
Open Tool →Ad Frequency Reach Calculator
Solve advertising reach, impressions, or average frequency when the audience size and any two campaign metrics are known.
Open Tool →Facebook Ads Budget Calculator
Estimate Facebook advertising budget from target results, expected acquisition cost, duration, and testing assumptions.
Open Tool →Meta Ads Break Even Calculator
Calculate break-even ROAS and acquisition cost for Meta advertising from price, cost, fees, and margin assumptions.
Open Tool →Hash Generator
Generate a cryptographic hash from text using the algorithms exposed by the browser tool.
Open Tool →Hex to Decimal Converter
Convert hexadecimal integers to decimal and inspect the positional-value result.
Open Tool →Meta Ads Break-Even ROAS
Explain break-even ROAS and CPA for Meta ads using price, variable costs, fees, and contribution margin.
Open Tool →Facebook Ads Budget: How Much Should You Spend?
Learn how much you should spend on Facebook Ads. Calculate your testing and scaling ad budget using CPA benchmarks and target conversions.
Open Tool →Cost Per Acquisition (CPA) Calculator
Calculate cost per acquisition from campaign spend and conversions, then interpret the result for marketing decisions.
Open Tool →Ad Frequency and Reach Calculator
Explain reach, impressions, and average ad frequency and show how to choose a campaign frequency using measurable delivery data.
Open Tool →youtube tags how to use them and do they still matter
Learn what YouTube tags do, how to choose relevant tags, and why titles, descriptions, and viewer satisfaction matter more.
Open Tool →youtube rpm by niche what creators actually earn per 1000 views
Understand YouTube RPM, why it varies by niche and audience, and how to estimate creator revenue responsibly.
Open Tool →what is a good roas
Learn how to calculate return on ad spend, account for gross margin, and set a ROAS target for your business.
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