Skip to content
Niraj Kumar
Back

Products

Things I’m building on the side.

Indie products shipped between PM work. One landing page each, with the spec, the features, and a way to try it.

  • InboxLens

    Private beta

    May 2026

    Every premium mail-tracking feature, without the bill.

    Chrome extension and backend bringing premium sales-engagement into personal Gmail: real-time tracking, AI compose, automated follow-ups, mail merge, and inline cal.com booking. Built to compete head-on with Mailsuite, MailTrack, Yesware, and Streak.

    Visit landing page

    Key features

    • Real-time open and click tracking
    • AI compose and smart reply
    • Automated follow-ups with thread context
    • Mail merge and sequences
    • Inline cal.com booking
    • Link, device, and geo analytics
  • QR Studio

    Live

    May 2026

    A professional QR generator. Free forever, never lose your QRs.

    Generate QR codes for URLs, Wi-Fi, contacts, SMS, email, events, and more. Static or dynamic, fully customizable color and style, free to download. Create an account to save your QR history and edit dynamic destinations from any device.

    Open QR Studio

    Key features

    • 10 QR types: URL, Wi-Fi, Email, SMS, Phone, Tweet, vCard, Event, and more
    • Static (never expires) or dynamic destinations
    • Solid or gradient colors with custom foreground and background
    • Adjustable size from 128px to 512px and pick your QR style
    • Download as PNG or copy to clipboard in one click
    • Free account to save, re-download, and edit any QR you generate
CVBook a call