Powerful Tools, Simplified.
Free online text, JSON, Base64, URL, regex, encoding, decoding, formatting and developer tools. Fast, secure and works entirely in your browser. No registration, no ads, just tools.
Available Tools
Developer-friendly utilities for everyday tasks.
Text
Ad Copy Character & Limit Validator
Validate character limits and guidelines for Google Ads, Meta/Facebook, LinkedIn, and X/Twitter Ads.
Open tool →Text
Advanced Case Converter
Convert between snake_case, camelCase, PascalCase, etc.
Open tool →Auth
AES-GCM Text Encryptor & Decryptor
Military-grade 256-bit AES-GCM client-side text encryption with PBKDF2 salt derivation.
Open tool →Number
Loan & Mortgage EMI Amortization Calculator
Calculate monthly EMI repayments, total interest payable, loan amortization schedules, and principal payoff breakdowns.
Open tool →Text
Anchor Text Diversity & SEO Optimizer
Classify anchor texts into Exact, Partial, Branded, Generic, and Naked URLs to audit link profile balance.
Open tool →Number
Angle & Trigonometry Unit Converter
Convert between Degrees, Radians, Gradians, Arcminutes, Arcseconds, and Turns with live trigonometric values.
Open tool →Data
API Mock Payload & Fake Data Generator
Generate mock JSON REST API responses for Users, Products, and Paginated datasets.
Open tool →Auth
PBKDF2 / Password Key Hasher
Derive secure cryptographic password hashes using PBKDF2 with custom iterations, salt, and SHA-512.
Open tool →Number
Aspect Ratio Calculator
Calculate missing width or height from an aspect ratio.
Open tool →Number
Bandwidth & Data Transfer Calculator
Calculate file download/upload times, data transfer rates, and bandwidth consumption across various network speeds.
Open tool →Encoding
Base62 URL Shortener & Number Encoder
Convert base-10 integers into compact alphanumeric Base62 strings [0-9a-zA-Z] for URL shorteners and compact database IDs.
Open tool →Web
Base Href & Relative URL Resolver
Resolve relative links and path references against a base URL according to the RFC 3986 specification.
Open tool →Encoding
Base58 Encoder & Decoder
Encode and decode text strings using Bitcoin, IPFS, and Solana Base58 format.
Open tool →Encoding
Base64 Encoder/Decoder
Encode and decode Base64 text quickly.
Open tool →Design
Base64 to Image Decoder & Downloader
Convert Base64 data strings into viewable and downloadable PNG, JPEG, SVG, or WEBP images.
Open tool →Auth
HTTP Basic Auth Header Builder & Decoder
Generate standard Authorization: Basic Base64 headers from credentials or decode existing tokens.
Open tool →Auth
Bcrypt Hash Generator & Verifier
Generate salted Bcrypt password hashes ($2a$ / $2b$) with custom cost factors (rounds 4–14) and verify passwords.
Open tool →Number
Binary & Hex Arithmetic Calculator
Perform addition, subtraction, multiplication, and division directly on Binary, Hexadecimal, and Octal numbers.
Open tool →Encoding
Binary to Text Converter
Convert binary code into readable text.
Open tool →Number
Bitwise Operations & Shift Calculator
Interactive 32-bit and 64-bit calculator for bitwise AND, OR, XOR, NOT, NAND, NOR, Shift Left (<<), and Shift Right (>>).
Open tool →Number
Data Storage & Byte Unit Converter
Convert between Bytes, KiB, MiB, GiB, TiB (binary base-2) and KB, MB, GB, TB, PB (decimal base-10) with exact precision.
Open tool →Text
Code Variable Case Converter
Convert identifiers between camelCase, snake_case, kebab-case, and PascalCase.
Open tool →Validation
SSL / X.509 Certificate Inspector
Inspect and decode PEM / CRT SSL certificates to view Common Name, Issuer, SANs, and Expiry.
Open tool →Text
Character Counter
Count characters with and without spaces, and calculate byte size.
Open tool →Showing 24 of 232 tools