NS Ascertain
Toolkitby NS Ascertain

Text Tools & Utilities

16 browser-based text formatting, transformation, decoding, and analysis tools.

Case Converter

Transform case, spacing, and structure — camelCase, snake_case, kebab-case, and more.

convertOpen Tool →

Text Compare

Diff two texts line by line with character-level highlights for edits.

compareOpen Tool →

Find & Replace

Search with live highlights, then replace all or the first match.

utilitiesOpen Tool →
📄

Lorem Ipsum

Generate placeholder paragraphs for mockups and layouts.

utilitiesOpen Tool →
🔒

Base64 Encoder

Encode text to Base64 and decode Base64 back to UTF-8.

utilitiesOpen Tool →
{}

JSON Formatter

Format, prettify, minify, and validate JSON with error locations.

utilitiesOpen Tool →
🔗

URL Encoder

Percent-encode or decode URLs and query strings safely.

utilitiesOpen Tool →
🔑

Password Generator

Generate strong random passwords with configurable character sets.

utilitiesOpen Tool →
🆔

UUID Generator

Generate random v4 UUIDs individually or in bulk instantly.

utilitiesOpen Tool →

Hash Generator

Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes.

utilitiesOpen Tool →
🔍

Regex Tester

Test regular expressions with live match highlighting, flags, and group details.

utilitiesOpen Tool →
🛡️

JWT Decoder

Decode JSON Web Tokens (JWT) header and payload instantly.

utilitiesOpen Tool →
⏱️

Timestamp Converter

Convert between Unix epoch timestamps and human-readable dates.

utilitiesOpen Tool →
🏷️

Slugify Tool

Convert headlines and titles into clean, URL-safe slugs.

utilitiesOpen Tool →
🎲

Random Generator

Generate random numbers, roll polyhedral dice, and flip coins.

utilitiesOpen Tool →
🔊

Text to Speech

Convert text into natural speech with 30+ HD voices and MP3 audio download.

utilitiesOpen Tool →