TToolvault
All tools
runs on your device, not our servers

Free tools that
never touch a server.

Toolvault is a growing collection of file tools that run entirely in your browser. Convert images, merge PDFs and more — instantly, with no uploads and no sign-up.

Browse all toolsHow it worksStar
  • No uploads
  • No sign-up
  • No file limits
  • Instant & free
processing locally
vacation.png4.2 MB
vacation.webp1.2 MB · −72%
.webpon-device
01

Pick a tool

Choose any tool — drop a file or paste text, straight from your device.

02

It runs locally

Your browser does the work. Nothing is ever uploaded.

03

Save it

Download or copy the result instantly. No watermarks, no sign-up.

The toolbox

Pick a tool. More are added regularly.

Image Converter & Compressor

Convert, resize and shrink images — PNG, JPG, WebP.

Image

Image Overlay

Drag one image onto another — hats, logos, stickers.

Image

PNG Padding

Add transparent or colored space around a PNG.

Image

HEIC to JPG / PNG

Convert iPhone HEIC photos to JPG or PNG.

Image

Merge PDF

Combine multiple PDFs into one, in any order.

PDF

Split PDF

Extract or split pages from a PDF.

PDF

Images to PDF

Turn JPG/PNG images into a single PDF.

PDF

PDF to Image

Convert PDF pages to PNG or JPG.

PDF

Compress PDF

Shrink scanned & image-heavy PDFs.

PDF

Remove Background

Erase image backgrounds, on-device.

Image

Screenshot Beautifier

Wrap screenshots in gradients & frames.

Image

QR Code Generator

Free QR codes with custom colors & logo.

Generate

Favicon Generator

Make favicons in every size from one image.

Dev

JSON Formatter

Format, validate and minify JSON.

Dev

Base64 Encode / Decode

Convert text to and from Base64.

Dev

URL Encode / Decode

Percent-encode or decode URL text.

Dev

JWT Decoder

Inspect a JWT's header and payload.

Dev

Hash Generator

MD5, SHA-1, SHA-256, SHA-512 of text.

Dev

UUID Generator

Generate v4 UUIDs in bulk.

Dev

Case Converter

camelCase, snake_case, slugs and more.

Dev

Text Diff

Compare two texts line by line.

Dev

PayNow QR Generator

Free PayNow QR from a mobile number or UEN.

Singapore

GST Calculator

Add or remove Singapore GST (9%).

Singapore