Free developer toolkit — ship faster, zero friction

Developer Tools
Built for Speed & Accuracy.

A free toolkit for developers, freelancers, and businesses. Format JSON, decode JWTs, test APIs, calculate taxes, and generate invoices — fast, free, and privacy-conscious.

Try DevSavr — real-time cross-device sharing

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35+ Tools

ready to use

5 Categories

dev, web, business & more

No Sign-up

free to use

Why DevTool House?

Everything you need, nothing you don't. A focused toolkit that respects your time and your data.

Instant Results

Tools are built for fast results. Some run directly in your browser; the rest are processed on our servers in milliseconds.

Private by Design

No account required. Ordinary tool inputs are not retained after processing, and features that store data temporarily say so.

Developer-First UX

Keyboard-friendly, dark-mode by default, copy-to-clipboard everywhere. Built by developers, for developers.

Always Free

All 35+ tools are free, with no premium tiers or hidden costs. Fair-use limits keep the service fast for everyone.

Explore the Toolkit

From JSON formatting to Pakistan tax calculations — there's a tool for every task.

JSON Formatter & Validator

Format, validate, and prettify JSON with syntax highlighting.

Base64 Encode / Decode

Encode text to Base64 or decode Base64 back to plain text.

JWT Decoder

Decode JWT tokens and inspect header, payload, and metadata.

Timestamp Converter

Convert between Unix timestamps, ISO 8601, and human-readable dates.

URL Encoder / Decoder

URL-encode special characters or decode encoded URLs.

UUID Generator

Generate up to 50 unique UUIDs (v4) in one click.

Regex Tester

Test regular expressions against strings with live match highlighting.

Cron Expression Parser & Builder

Parse cron expressions into plain English or build them from fields.

HTML to JSX Converter

Convert raw HTML into valid JSX for React components.

Code Minifier

Minify JavaScript, CSS, and HTML to reduce file size.

Code Beautifier

Beautify and format code across 7 languages with configurable style.

XML Formatter & Validator

Format, minify, and validate XML with syntax highlighting.

View All 35+ Tools

New Feature

Meet DevSavr — Cross-Device Sharing

Paste text or upload files on your laptop and instantly access them from your phone or any other device. No account, no permanent storage, no complexity. Open a room, share a code, and start transferring.

Create a Room

Click "Create Room" and get a unique 6-character code like A3K-9MP.

Share the Code

Type the code on your other device — or scan the QR code from your phone.

Start Sharing

Send text snippets and files. Everything syncs in real time across all devices.

Instant Room Codes

Create a room, get a 6-character code, share it — done. No signup, no login.

Real-Time Sync

Text and files appear instantly on all connected devices via WebSockets.

File Transfer

Upload images, documents, and code files up to 100 MB. Download on any device.

Auto-Expiring Sessions

Rooms auto-expire in 5–60 minutes. No data lingers — privacy by default.

QR Code Sharing

Scan a QR code from your phone to join a room instantly — no typing needed.

Temporary by Design

Rooms and files delete on expiry. Transfers use HTTPS, but are not end-to-end encrypted.

Try DevSavr Now

Free · No signup · Rooms auto-expire

New: WishBox

Birthday & Eid wishes that open like a surprise

Make a free animated surprise with their name, your photos and music, then share one link on WhatsApp. No signup, ready in two minutes — or copy one of 550+ ready-made wishes.

Make a free surprise

How It Works

Three steps. No signup. No config. Just results.

Choose a Tool

Browse 35+ tools across 5 categories — developer, web & API, business, Pakistan-specific, and productivity.

Enter Your Input

Paste your code, JSON, text, or numbers. Each tool has a clean, distraction-free interface.

Get Instant Results

Results are returned in milliseconds. Copy the output, download it, or use it directly in your workflow.

Free Tools

Loved by Developers

Feedback from developers and freelancers using DevTool House.

“I've been using DevTool House for the past 4 months, and honestly, it's made my daily dev work a lot easier. I mostly use DevSavr, Dev Tools, and Web & API tools, and they've saved me a lot of time. A really useful platform for developers.”

Wali Ullah

Full Stack Developer

“A few tools are very very usefull for developers like me”

Syed asim Shah

Solution Architect

“Very nice, a Swiss Army knife of handy tools a developer needs in her day to day job. My go-to platform now.”

Nayyer Shahzad

Full stack developer , AI/ML Specialist

“DevSavr is genius. I share snippets between my phone and laptop instantly. QR code sharing is the killer feature.”

Danish P.

Startup Founder & Developer

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Start Using DevTool House Today

35+ tools. Zero signup. Works instantly. Start building faster right now.

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Frequently Asked Questions

Everything you need to know about DevTool House.

Developer Tools
Built for Speed & Accuracy.