Building apps & games for millions

JustZillion crafts fast, purposeful mobile apps, tools and games — led by founder Jegadeshwaran (JD), built by a team that cares, shipped for real users, maintained for the long run.

Explore Products → Meet the Founder
4+Live Products
100%Founder-Led
2025Active Studio

Technology Focus

Engineered with intention.

Every JustZillion product is crafted around three non-negotiable principles.

Performance

Fast, lightweight applications optimized for real-world usage on any Android device.

User Experience

Clean, simple design focused on usability — nothing unnecessary, nothing missing.

Innovation

Experimenting with new software ideas that solve everyday problems differently.

The JustZillion Standard

One team behind every product.

Every product that carries the JustZillion name is shaped by the same standard — every decision discussed, made and applied together, led by founder Jegadeshwaran (JD). That means every release feels considered, every choice is accountable, and every piece of feedback reaches the people building the product.

The JustZillion name is a promise: simple software, built properly, and supported for the long run — not a launch-and-forget release.

Read the Full Story →
01

One Standard

Every JustZillion release meets the same bar for design, performance and reliability.

02

Direct Line

Feedback and bug reports go straight to the team — no support tickets lost in a queue.

03

Built to Grow

JustZillion is a long-term studio, not a one-off project — every product is meant to outlast its launch day.

Products

Available on Google Play.

Four live JustZillion products serving real users today.

Easy Billing app icon — billing and invoicing app by JustZillion
Productivity

Easy Billing

Simple billing solution for shop owners. Create invoices, track sales, run your business.

View on Play Store →
Portal Dash game icon — platform game by JustZillion
Game

Portal Dash

Challenging platform game. Navigate portals, beat levels, push your reflexes.

View on Play Store →
UpZing game icon — arcade survival game by JustZillion
Game

UpZing

Fast arcade survival game. React, dodge, survive as long as you can.

View on Play Store →
Slide Puzzle game icon — sliding tile puzzle game by JustZillion
Game

Slide Puzzle

Solve classic number puzzles and beautiful image puzzles at your own pace.

View on Play Store →

Future Release

Upcoming

Discover the next experiences currently being prepared by JustZillion.

Coming Soon

Zyras Veil

Puzzle Adventure Android

Escape from the mysterious Veil by solving clever puzzles, uncovering hidden secrets, and finding your way through an unforgettable adventure. Every puzzle brings you closer to freedom—but only if you choose the right path.

Coming Soon

Math Flow

Math Puzzle Android

Trace the flow, complete the pattern, solve the equation. Math Flow blends number logic with visual pattern-matching for quick, satisfying puzzles that sharpen your mind one level at a time.

The JustZillion Promise

What you can count on.

These commitments apply to every product that carries the JustZillion name — today and going forward.

Considered Design

Every screen and flow is reviewed against real usage before it ships — not just internal opinion.

Real Support

Messages and reviews are read closely, and issues are addressed directly under the JustZillion name.

Continuous Updates

Products don't stop improving after launch — JustZillion ships fixes and features on an ongoing basis.

Privacy-Minded

Apps are built to ask for only what they need, with user trust treated as core to the product.

How It's Built

From idea to Play Store.

Every JustZillion product follows the same disciplined path — from first idea to a live release.

01

Idea

Every product starts with a real problem worth solving — for a shop owner, a gamer, or a daily user.

02

Design

Interfaces are kept clean and purposeful, with every screen earning its place.

03

Build

Hands-on engineering, optimized for real devices, not just demos.

04

Ship & Support

Products go live on Google Play and stay maintained — bugs fixed, features added, over time.

Why JustZillion

Small studio. Big standards.

Every decision made with intent

Every product is guided by the JustZillion team, led by Jegadeshwaran — discussed, decided and applied under one clear direction. No noise, no compromise.

Real users. Real feedback.

Products are tested with actual people before launch, and improved continuously after.

Long-term thinking

Apps are maintained and improved over time — not abandoned after release.

Built for everyone

Products are made to be simple and approachable — accessible to everyone, everywhere.

0
Shipped Products
0
Founded
0
Built to Last
0
Team Commitment

FAQ

Common questions.

Everything you need to know about JustZillion.

All JustZillion apps and games are available on the Google Play Store — you'll find links to each product on this site.

Currently the apps are available on Google Play, with wider platform support planned for the future.

All products are built by the JustZillion team, led by founder Jegadeshwaran (JD).

You can leave a review on the Play Store listing for the relevant app, or reach out via the contact section below.

Get in Touch

Got feedback, a bug, or an idea?

Reach out directly — every message goes straight to the founder.

Email justzillion@gmail.com
Send an Email →
Instagram @justzillion
Follow →

Typically replies within 1–2 business days.