C
Coding30 Indie SaaS Studio
Solo Developer Studio · Live In Production · 2026

We Build High-Performance Apps That Solve Real Problems.

Hi, I'm Abhay. An independent indie developer crafting clean, fast, and highly reliable mobile solutions built to scale for youth culture and local Indian small business automation.

Explore Our Apps Read The Founder's Log
2
Live Apps
100%
Indie Built
Abhay Pratap Singh
Abhay Pratap Singh Founder & Solo Builder
Product Lineup

Apps Built with Purpose & Precision

No bloated code, no complex navigation layout, and zero confusion. Just lightning-fast production utilities crafted for end-users.

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Consumer App

MsgVibe — For the Indian Youth

A modern, highly interactive, aesthetic content ecosystem created explicitly for Indian Gen-Z demographic expressions. Packed with over 100,000 mood-based status options, custom expressions, and frictionless one-tap native social sharing.

#GenZCulture #SocialSharing #AndroidNative
Get it on Google Play V1.1.1 Stable Live
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B2B Micro Utility

BillKaro — Digital Billing & Udhaar

A secure, lightning-fast digital invoicing register designed exclusively for Indian small retailers and shopkeepers. Automates your custom udhaar tracking ledger (khata), processes complex weight-based item variations, and sends digital WhatsApp receipts.

#KiranaAutomation #UdhaarTracker #OfflineFirst
Get it on Google Play V1.0 Stable Live
Build In Public Logs

The Founder's Journey

No generic copy-pasted tutorials or boring theoretical definitions. Real data logs, pivot explanations, and raw solo execution summaries.

Browse All Journey Updates →
Product Development • May 2026

Building BillKaro: Solving Weight-Based Inventory Metrics for Local Kirana Stores

How I designed a UX blueprint for weight-based granular inventory (grains, bulk grocery packaging, non-standard units) to save processing speed for local shopkeepers without relying on heavy cloud latency.

Read Detailed Execution Log →
Core Business Framework • April 2026

The Solo Developer Roadmap: Balancing Consumer Engagement & B2B Utility Codebases

Managing two opposite application niches single-handedly is hard. This framework maps my resource separation blocks, showing how to balance engagement-first features for Gen Z and stability-first software layers for retailers.

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Marketing Moat • March 2026

Why Building in Public Beats Traditional Content Marketing Models in the AI Era

Standard textbook answers are everywhere inside LLMs. True human developer problem logs, errors, bug fixing post-mortems, and deployment timelines are the ultimate authentic trust barrier you can establish online.

Read Detailed Execution Log →

Have feature requests or need support?

Whether you are using MsgVibe for expression styles or BillKaro to track store logs, I read every single support email. Let's make mobile utility better.

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