31 tools · zero backend

Online tools that never leave your browser.

Every tool on sahaldecode runs entirely as JavaScript on your device. Nothing you type, upload, or generate is ever sent to a server — because there isn't one.

word-counter.js — live demo
Words 0 Characters 0 Sentences 0 Reading time 0s

This is the actual Word Counter tool — no shortened preview, no "sign up to see more."

31 / 31
tools, zero backend
0ms
network round-trip per action
100%
of your data stays on-device

Why nothing ever leaves your browser

No server, so no data to leak

There's no backend to store your text, images, or passwords — so there's nothing for a breach to expose.

Works without an internet connection

Once a page loads, the tool keeps working offline, because the logic already lives in your browser.

Instant results, no waiting on a server

Every action — resizing an image, formatting JSON — happens on your device, so there's no upload or processing queue.