Hi, I'm Krishna Dev

Solo developer crafting polished tools & productivity apps for Android. Three apps published on Google Play — and counting.

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Building apps people actually use.

I'm a solo indie developer focused on creating lightweight, powerful Android utilities. Every app is designed with performance, clean UI, and offline-first principles in mind.

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Published Apps
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Offline Capable
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Solo Developer
Passion for Code

Tools that make life easier.

Each app is crafted to solve a real-world problem — no bloat, no unnecessary permissions, just utility.

🚀

Netspeed Lite

Show live internet speed in your status bar, track data usage, and monitor WiFi network — all in a super lightweight package.

Network Status Bar Data Usage WiFi Monitor
Google Play
📄

devPDF — PDF Scanner & Editor

All-in-one PDF toolkit — scan, sign, merge, split, convert & protect your documents. Works completely offline.

PDF Scanner Editor Offline Merge & Split
Google Play
📱

QR Scanner & QR Generator

Fast QR & barcode scanner plus generator. Scan WiFi, text, URLs & products instantly. Lightweight and ad-friendly.

QR Code Barcode Scanner Generator
Google Play

Technologies I work with.

🤖 Android (Kotlin)
Java
⚙️ C++
🔧 C
⚛️ React
🟢 Node.js
🚂 Express
🗃️ MySQL
☁️ AWS
🎨 Material Design 3
🗄️ Room DB
Coroutines
🔗 Retrofit
🛠️ Gradle
📦 Play Console
🔥 Firebase
🧩 MVVM
🧪 Unit Testing
🌐 HTML / CSS / JS

Let's build something great.

Get in touch 👋

Have a project idea, collaboration, or just want to say hi? I'd love to hear from you.