All Tools Directory

Browse every client-side tool available on Master Tool Suite. Fast, free, and completely private.

Image Tools (14)

Background Remove

Isolate objects in high-contrast solid backgrounds using client-side chroma key masking th...

Color Picker

Pick and parse hex colors from pixel clusters. The engine samples data on local canvases....

Compress Image

Compress Image operates 100% locally on your device to shrink image files. Adjust the qual...

Crop Image

Trim the edges of your photos using specific aspect ratios or manual pixel bounds. The cro...

EXIF Remove

Strips APP1 markers directly from JPEG binary buffers. Unlike canvas rendering, this retai...

EXIF View

Scan JPEG files to detect APP1 segments hosting camera, lens, and file markers. Operations...

Favicon Generator

Renders multiple favicon layouts locally, outputting a standard favicons bundle....

Palette Extractor

Identifies the dominant colors in an image and exports them as a list of HEX codes, local-...

Passport Photo

Calculates centered bounding boxes to crop photos matching country standards at 300 DPI....

Pixelate Image

Censor details or apply retro pixelated pixel grids to your digital photos. Processed inst...

Resize Image

Resize your images instantly. Set custom pixel widths and heights, and opt to lock the asp...

Signature Maker

Strips paper background color using canvas contrast masks to isolate ink strokes....

Universal Image Converter

Master Tool Suite Universal Image Converter lets you convert between all major image forma...

Watermark Image

Easily apply branding overlays to your digital photos. The watermark text renders local-on...

PDF Tools (16)

Compress PDF

Compress PDF runs completely in your local browser to downsample images and remove redunda...

Extract PDF Images

Scan and extract image files from your document stream or insert new pictures with full cl...

Fill PDF Forms

Identify and fill interactive form elements (AcroForms) safely inside your browser....

Image to PDF

Image to PDF wraps your pictures inside standard A4 or custom PDF pages with layout reorde...

Merge PDF

Merge multiple PDF files easily. Drop your files, drag to reorder their pages, and compile...

PDF Editor

Our client-side editor lets you write text, insert vector shapes, highlight sections, and ...

PDF Header & Footer

Inject page numbers, filename stamps, dates, or custom layouts to headers and footers of y...

PDF to Image

Render document frames onto image buffers, downloading them as numbered zip catalogs....

PDF to Text

Parse character streams to save documents as text files or perform client-side OCR on scan...

PDF to Word

Extract layout contents and generate clean Word documents locally....

Remove PDF Password

Remove password locks from secure PDFs instantly. All decryption routines occur locally in...

Resize PDF

Scale your document pages to standard sizes (A4, Letter, Legal) or custom viewports with c...

Sign PDF

Apply signature stamps to your pages. Drawn, typed, and uploaded signatures are cached loc...

Split PDF

Extract pages or split your documents after every N pages using our visual workspace, runn...

Watermark PDF

Stamps custom text or logo watermarks onto your documents, with real-time browser preview....

Word to PDF

Word to PDF compiles character formatting and layout properties into standard PDF format....

Text Tools (36)

Acronym Generator

Extracts the capitalized initials of non-trivial words....

Alphabetizer

Sorts lists in natural alphabetical order....

ASCII Text Converter

Maps characters to their decimal code point representations....

Braille Translator

Maps alphabetical characters directly to equivalent unicode Braille dots....

Case Converter

Change text case formatting instantly. This online Case Converter tool handles case change...

Character Counter

Track exact letter and character limits online. This Character Counter calculates characte...

Diff Checker

Identify text and code changes with our Diff Checker. This tool highlights additions in gr...

Find & Replace

Replaces matching text queries client-side in real-time....

HTML → Markdown

Extracts structural web elements and maps them to markdown layout symbols....

Lorem Ipsum Generator

Randomly builds mock content from a standard Latin vocabulary database....

Markdown → HTML

Compiles standard markdown blocks into structured HTML syntax....

Morse Code Translator

Encodes character arrays using standard international Morse code mappings....

NATO Alphabet spelling

Maps words into standard aviation spelling strings....

Pig Latin Translator

Applies standard prefix vowel-consonant cluster shift rules....

Random Text Generator

Uses cryptographically secure random number APIs to compile text sequences....

Readability Score

Assess complexity grades using mathematical syllable-to-word ratios....

Reading Time Calculator

Calculates reading duration metrics based on customizable default speed constants....

Remove Duplicate Lines

Uses a Hash Set lookup to extract unique lines....

Remove Empty Lines

Filters out blank line arrays to collapse text lists....

Remove Extra Spaces

Strips redundant spacing while maintaining line break structure....

Reverse Lines

Flips arrays of text lines vertically....

Reverse Text

Reverses string character offsets while safely preserving emoji pairings....

Reverse Words

Splits sentences by whitespace and reverses the word order....

Rich Text Cleaner

Cleans line endings and strips text formatting attributes....

ROT13 Encoder/Decoder

Applies a fixed shift rotation index of 13....

Slug Generator

Normalizes and replaces spaces/punctuation with hyphens....

Sort Lines

Applies array sort rules to arrange text lists....

Strip HTML Tags

Uses DOM parsing APIs to extract clean plain text....

Syllable Counter

Counts syllables using phonetic vowel sequence heuristic rules....

Text Compare

Performs word alignments to highlight changes....

Text Joiner

Merges line arrays using the selected character separator....

Text Keyword Density Analyzer

Check keyword ratios and density distribution tables for SEO copy optimization....

Text Repeater

Generates repeated strings with safeguards to prevent browser memory exhaustion....

Text Splitter

Splits text into chunks, preserving word boundaries near the limits where possible....

Word Counter

Analyze writing metrics in real-time. This free online Word Counter tracks total word coun...

Word Frequency Analyzer

Extract sorted lists of unique words and counts to audit writing redundancy....

Developer Tools (34)

Base Converter

Maps integer representations across standard bases....

Base64 Encode / Decode

Encodes binary-safe data representations to Base64 strings....

Binary to Text Converter

Converts characters into 8-bit binary representation strings....

Code Beautifier (HTML/CSS/JS)

Applies nested indentations to code blocks....

Code Minifier (HTML/CSS/JS)

Compresses programming syntax to reduce network asset payload sizes....

Cron Builder

Validates 5-field cron segments to print the next run time lists....

CSV to JSON Converter

Maps comma-separated headers into JSON collections....

Fake Data Generator

Compiles dummy arrays containing names, emails, prices, and timestamp records....

Hash Generator

Compute cryptographic hashes dynamically inside your browser memory. Ideal for password ha...

Hex to Text Converter

Converts letters to base-16 byte strings....

HMAC Generator

Compute Hash-based Message Authentication Codes (HMAC) to verify message integrity and aut...

HTML Entity Encode / Decode

Replaces characters like < and > with safe XML entities....

JSON Formatter

Formats JSON documents while validating syntax parsing errors....

JSON Minifier

Minifies JSON documents into single line outputs....

JSON Validator

Performs syntax parsing audits on JSON structures....

JWT Decoder

Splits dot-separated base64url sections to display readable JSON blocks....

JWT Generator

Signs header and payload JSON elements using HMAC-SHA256....

Password Strength Checker

Audits password entropy metrics to highlight potential dictionary vulnerabilities....

Query String Builder

Percent-encodes keys and values to stitch them with & symbols....

Query String Parser

Splits keys and values on = and & boundaries, restoring raw text....

Random String Generator

Uses browser crypto APIs to compile secure tokens and testing strings....

Regex Tester

Highlights capture groups and indexes matches inside sample blocks....

Secure Password Generator

Creates high-entropy password strings locally. Zero server transmission....

SQL Formatter

Capitalizes keywords like SELECT, JOIN, WHERE to clean statement layouts....

String Escape / Unescape

Strips or adds escape symbols (`\`) to prevent string format breakage....

Timezone Converter

Applies timezone offsets using standard JS locale calendars....

Unicode Escape / Unescape

Maps characters to their hex-based Unicode escapes....

Unix Timestamp Converter

Translates millisecond and second counts to local and UTC offsets....

URL Encode / Decode

Normalizes query parameters using standard Javascript encoding mechanisms....

UUID Generator

Generates random v4 and time-based v1 Universally Unique Identifiers complying with RFC 41...

UUID Validator

Validates UUID hex layout patterns and reports RFC versions (v1, v3, v4, v5)....

XML Formatter

Indents XML tree hierarchies dynamically....

XML Validator

Checks document tag completions against parser schemas....

YAML to JSON Converter

Translates indent-based YAML trees into key-value JSON trees....

SEO & Web Tools (5)

Calculators (13)

Video Tools (15)

Change Video Speed

Alter the speed of your video. Choose from speed presets (0.5x, 2x) or enter a custom rate...

Crop Video

Adjust the visual frame boundary of your video. Use ratio presets (16:9, 1:1, 9:16) or dra...

Extract Audio

Strip audio tracks from your video clips locally. Choose between MP3 for compression or WA...

GIF to Video

Transcode animated GIFs to MP4 or WebM formats. This significantly reduces file size and a...

Merge Videos

Merge multiple video clips sequentially. Drag to reorder clips, adjust output formats, and...

Mute Video

Strip out the sound elements from your video file. This is useful for privacy or reducing ...

Round Corner Video

Apply styling by rounding the edges of your video. Select corner radius amounts and fill t...

Screen Recorder

Record screencasts from your browser. Capture specific tabs, applications, or full monitor...

Split Video

Slice long videos into shorter segments. Add markers along the timeline and export individ...

Trim Video

Cut unwanted parts from the start or end of your video files. Use the visual timeline to s...

Video Compressor

Reduce the file size of your videos directly in your browser. All compression is performed...

Video Converter

Easily transcode video files into standard HTML5-compatible video formats. Select your out...

Video Frame Grabber

Extract static images from any frame of a video. Scrub through the timeline, frame-step to...

Video to GIF

Create animated GIFs from short video clips. Set custom start and end times, adjust frame ...

Video Watermark

Overlay a logo or label text onto your video. Place the watermark anywhere on the screen, ...

Audio Tools (24)

AAC to MP3

Convert raw AAC audio tracks into MP3 files. Solve compatibility issues with older car ste...

Audio Compressor

Reduce audio file sizes client-side. Our tool uses WebAssembly to adjust parameters locall...

Audio Converter

Convert your audio files between standard formats client-side. Completely private, fast, w...

Audio Metadata Viewer

Read container details, bitrates, sample rates, channels, codec configurations, and overal...

Change Audio Pitch

Modify the musical key or pitch of your audio tracks. Adjust the semitones slider to raise...

Change Audio Speed

Speed up or slow down your audio files. Perfect for transcription listening, slowing down ...

Fade Audio

Smoothen the start and end of your audio tracks by applying volume fade-in and fade-out en...

FLAC to MP3

Convert lossless FLAC audio libraries into compact MP3 tracks. Reduce file sizes to reclai...

M4A to MP3

Convert Apple M4A audio files to standard MP3 format. MP3 provides universal compatibility...

M4A to WAV

Decompress M4A audio files into raw, uncompressed WAV files, ready for professional mixing...

Merge Audio

Combine multiple audio tracks or recording clips. Upload your files, drag and drop to arra...

MP3 to AAC

Convert MP3 to high-fidelity AAC streams. AAC is the default audio format for Youtube, iPh...

MP3 to FLAC

Convert MP3 audio streams to FLAC containers. Note that while this places the audio into a...

MP3 to M4A

Convert MP3 tracks to M4A. M4A files use the Advanced Audio Coding (AAC) codec, which deli...

MP3 to OGG

Convert MP3 tracks to OGG Vorbis format. OGG is an open-source, patent-free format widely ...

MP3 to WAV

Convert MP3 audio tracks to WAV lossless format. WAV files provide raw, uncompressed pulse...

Mute Audio

Silence specific parts of an audio file client-side. Specify the starting timestamp and le...

OGG to MP3

Convert OGG Vorbis streams into MP3 format. Solve media player compatibility issues with O...

Split Audio

Split your long recordings or tracks into individual segments. Add multiple split points v...

Trim Audio

Extract portions of your audio files client-side. The interactive waveform lets you set st...

Voice Recorder

Capture voice logs, interviews, or voice-overs directly in your browser. All recording str...

Volume Booster

Increase the volume gain of quiet voice recordings, music tracks, or sound effects. Scale ...

WAV to M4A

Convert raw WAV files to compact Apple M4A/AAC tracks. Ideal for packaging master audio cl...

WAV to MP3

Compress large WAV audio files to MP3 format. The MP3 format utilizes psychoacoustic model...

Generator Tools (10)

Archive Tools (6)