Why Choose Our Tools?

We build software that respects your time and your data.

High Performance

Lightweight, optimized code that never slows down your browser. Built on the latest Manifest V3 technology.

Privacy First

No tracking, no external servers, and no data selling. Your browsing data stays on your device. Period.

Total Control

Customizable settings to fit your exact workflow. You decide how the tools work for you.

16x

Speed Control

95%

RAM Saved

10+

Import Formats

100%

Privacy First

5.0

User Rating

Video Productivity

YouTube Quick Speed

Master your video consumption. Whether you're learning from tutorials, watching lectures, or skimming long content, take full control of playback.

Playback Speed & Loop: Control speed up to 16x & loop moments.
Smart Focus Filter: Block distraction categories (Shorts, Politics, etc).
Zen Mode 2.0: Zero-gap ad removal & strict blocking.
Volume Boost: Amplify quiet audio instantly.
Privacy: 100% Local execution.

See detailed feature breakdown

Add to Chrome

2.5x

Video Mastered

Focus & Tab Management

Session Zen

Turn chaotic browsing into organized, productive work sessions. The ultimate tool for professionals who need deep focus.

Smart Session Management

Distraction Blocking

Productivity Analytics

Focus Mode

See detailed feature breakdown

Perfect For:

Professionals Students Developers

Add to Chrome

Focus Achieved

Developer Tools

HeaderCraft Dev

Modify HTTP headers, bypass CORS, redirect URLs & mock APIs locally. A powerful, 100% free Manifest V3 developer and QA testing toolkit.

Cookie Vault: Per-domain session cookie store with one-click live import.
Universal Import Hub: Migrate from Postman, Insomnia, Bruno, OpenAPI, HAR, cURL & more.
Workspaces & Folders: Organize test suites with multi-workspace isolation.
URL Redirects: Map production URLs to localhost dev servers instantly.
API Mock Interceptor: Intercept fetch/XHR requests and return custom mock responses.
Tab Isolation: Restrict rules to a single tab without affecting other sessions.

Perfect For:

Developers DevOps QA Engineers API Testers

Add to Chrome — It's Free

Authorization Bearer •••

X-Custom {{$uuid}}

CORS Allow *

MOCK

Headers Mastered

The Ultimate Productivity Trio

Use them together for maximum efficiency across every workflow.

YouTube Quick Speed

Optimizes your learning & watching experience.

Session Zen

Optimizes your browsing & working environment.

HeaderCraft Dev

Optimizes your API testing & development workflow.

Typed by Users

"Session Zen completely changed how I work. I used to have 100 tabs open, now I have distinct sessions for every project."

Sarah J.

Product Manager

"YouTube Quick Speed is a lifesaver for lectures. The A-B loop feature is exactly what I needed for learning guitar solos."

Mike T.

Student & Musician

"Finally, extensions that don't steal my data. The local-first approach is why I switched from other tools."

Alex R.

Senior Developer

About the Developer

Bhargav Suthar Saskatchewan, Canada

I am a full-stack developer dedicated to building privacy-first tools that respect your attention economy. In a world of constant digital noise, my mission is to create software that helps you focus on what matters most.

Every extension in this portfolio follows a strict "Local-First" philosophy—your data stays on your machine, always.

Contact Me

Have a feature request, bug report, or just want to say hi? I'd love to hear from you.

sessionzentab@gmail.com

Our Privacy Promise

No Data Selling

No User Tracking

No External Servers

Local Storage Only

All three extensions are built with transparency at their core. We believe your browser data belongs to you, and you alone.

Ready to Work Smarter?

Join thousands of users upgrading their Chrome experience today.

Get YouTube Quick Speed Get Session Zen Get HeaderCraft Dev