TToolsKit
88 tools. Zero sign-ups. Files stay on your device.

Every tool you wish already existed — in one place.

Compress, convert, merge, format, extract, analyse. Drop a file below to try the image compressor — it runs right here in your browser.

Try it — JPG, PNG, or WebP · up to 20 MB · runs in your browser

Nothing uploaded. Everything runs on your device.
No uploads for client-side tools
Runs on your device, instantly
Unlimited — no quota, no login

Browse by category

Ten categories. One shell. Same privacy rules everywhere.

Image

14

Compress, convert, crop, resize, and edit images — all free, all in your browser or server-side when you need quality.

Browse

PDF

32

Merge, split, compress, convert, protect, and OCR PDF files without uploading them to sketchy sites.

Browse

Video

8

Compress videos, convert formats, trim clips, and extract audio — powered by ffmpeg, running on our servers.

Browse

Audio

5

Compress, convert, trim, and clean up audio files in any format.

Browse

File Converters

6

Convert between formats — JSON ↔ YAML ↔ XML ↔ CSV, and more.

Browse

Developer

11

JWT decoders, cURL converters, CSS tools, hash generators, and more — built for developers.

Browse

Text & Utility

10

Formatters, counters, case converters, regex testers, and everyday text utilities.

Browse

Social Media

2

Captions, hashtags, character counts, aspect-ratio calculators for every platform.

Browse

Document

6

DOCX ↔ PDF, Markdown → PDF, and other document conversion tools.

Browse

AI Tools

3

Summarize, rewrite, upscale, and generate — AI-powered tools with your privacy respected.

Browse

Popular tools

The ones people hit most. Any of these can be your starting point.

image
Compress image to a target size
Shrink JPEG, PNG, and WebP images down to an exact KB size — without losing visible quality.
pdf
Merge PDF files
Combine any number of PDF files into one, in the order you want — all in your browser.
pdf
Compress PDF
Shrink PDFs using Ghostscript's quality presets. Optionally cap image DPI.
text
JSON Formatter
Paste messy JSON, get clean, indented JSON back. Validates as you type.
image
Resize image
Resize to exact pixels or percentage. Lanczos resampling via pica — better than canvas defaults.
developer
JWT Decoder
Decode any JWT. See header, payload, signature, and humanized iat/exp/nbf claims.
video
Compress video
Shrink MP4, MOV, AVI, MKV, and WebM using H.264 with quality or bitrate targeting.
document
CSV to JSON
Paste a CSV and get back a JSON array. Auto-detects delimiter, handles quoted strings.