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Every Capsule Tool in one place — start typing to filter by name or what it does. Everything runs in your browser; nothing is uploaded.

Photo to Web

RAW, HEIC & DNG → web-ready JPG

EXIF Remover

Strip EXIF, GPS & metadata from photos

Background Remover

AI cutout to a transparent PNG

Image Compressor

Shrink & convert JPG, PNG & WebP

Image Converter

Convert images to JPG, PNG, WebP or PDF

Favicon Generator

Image → favicon.ico, PNGs, Apple touch icon & manifest

Image Cropper

Crop to a square, circle or any ratio

Batch Image Resizer

Resize many images at once → ZIP

Pay Stub Redactor

Black out details on a PDF or image

Sign PDF

Add a drawn or typed signature

PDF Stitcher

Merge several PDFs into one

Photos to PDF

Combine photos into a PDF

PDF Text Extractor

Copy clean text out of any PDF

Scanned PDF to Text

OCR scanned PDFs to text — free, no upload, no sign-up

PDF Stamper

Watermark every page with custom text

Replace PDF Pages

Swap pages with those of another PDF

PDF Batch Compiler

Fill a PDF form from a CSV — one PDF per row

Rotate PDF

Turn a PDF 90° — all pages or just one

Markdown to PDF

Turn Markdown into a clean, themed PDF

Invoice Generator

Make a PDF invoice — no sign up, no watermark

Document to EPUB

DOCX, Markdown, HTML or TXT → EPUB ebook

Citation Generator

Format APA, MLA & Chicago citations — no ads

Vectorize PDF

Trace a raster PDF into a scalable SVG vector

Video to GIF

MP4, MOV & WebM → animated GIF

Video Trimmer

Cut a clip from a video

Convert to WebM

Convert video or audio to WebM free — no upload, no account.

Lithophane Generator

Photo → 3D-printable STL

Word Counter

Count words, characters & reading time

Find and Replace

Swap words, phrases & regex patterns in text

Address Cleaner

USPS address formatter — clean text or CSV, free

Plain Text Converter

Strip fonts, colours, bold & links from copied text

Word Cloud Generator

Paste text → word cloud, download as PNG or SVG

Text Summarizer

Summarize long text down to its key sentences

Alphabetize List

Paste a list, sort it A-Z instantly — free, no upload.

MP3 to WAV

Convert MP3 audio to uncompressed WAV

Slow Down Audio

Slow down audio or video, keeping or dropping pitch

Voice Recorder

Record your voice in-browser, then download it

White Noise Generator

Play white, pink & brown noise to mask distractions

Guitar Tuner

Tune a guitar by ear with your microphone — many tunings

Audio Oscilloscope

See live audio waveforms from your mic or a file

Audio Spectrum Analyzer

See live frequency peaks and notes, mic or file

Fabric Gathering Calculator

Test swatch → flat fabric to cut for gathers & ruffles

Any to CSV

Excel & JSON → CSV — comma, semicolon or tab

Data to Chart

Paste data, get an instant chart. Bar, line, pie, scatter.

Acronym Decoder

Expand acronyms & abbreviations — tech to slang

Break-Even Calculator

Fixed & variable costs + price → break-even point + chart

CAGR Calculator

Start & end value → annualized return (CAGR)

Amortization Calculator

Loan amount, rate, term → payment + full schedule

Compressed Insulation Calculator

Effective R-value of batt insulation squeezed into a cavity

Gameboy ROM Player

Play Game Boy & Game Boy Color ROMs in the browser

Bracket Generator

Single-elimination bracket from a list of names

Keyboard Tester

Test keys for dead keys, ghosting & rollover

ABV Calculator

Instant ABV from OG & FG — beer, wine, mead, cider

3D Surface Plotter

Plot z=f(x,y) as a rotatable 3D surface — free, no signup

Basic Calculator

Four-function calculator: correct order of operations, free

Batch Sudoku Generator

Printable Sudoku puzzle books with answer keys

Handwriting Worksheet Generator

Turn any text into printable handwriting worksheets

Centripetal Acceleration Calculator

Centripetal acceleration calculator: instant m/s² & g-force.

Breathing Pacer

Box breathing timer — box, 4-7-8, resonant & custom.

Coffee Ratio Calculator

Type coffee or water — the other calculates instantly. Free.

Stitch Counter

Free stitch counter online for knitting & crochet

Barcode Scanner

Scan barcodes & QR codes with your camera. Free, no app.

Conduit Fill Calculator

Conduit fill % calculator — EMT, PVC, Cat6, THHN

Bulk Coin Flipper

Flip a coin 100 times online — get the full sequence

Pure Red Screen

Red screen test for dead pixels & OLED burn-in

Barbell Plate Calculator

Plates to load per side, any bar or set, lb/kg.

App Screenshot Framer

Frame app screenshots for App Store & Play, free, no upload.

Countdown Clock

Countdown clock to any date — share it as a link

Country Size Compare

Drag country outlines to compare their true size on a map

Every tool runs in your browser — no upload, no account, free.