coding_console — two apps, built to last

the flagships

Built, maintained, and actually used

Calc-sium

An all-in-one calculation app — fast everyday math plus unit conversion, currency, bill splitting, EMI planning, tax, gold pricing, QR code generation, and more.

13+ toolsKids ModeDark Mode

Open on Play Store →

MathKids

Addition, subtraction, multiplication and division, turned into colorful challenges kids want to finish — with stars and certificates to earn.

Ages 3+No adsCertificates

Open on Play Store →

Travel Desk Pro

Operations tooling built for Fruitrip Holidays — staff attendance, leave, salary, invoicing, receipts, enquiry tracking, and admin dashboards, all synced through one Supabase backend.

Staff & HRInvoicingCloud Sync

See what's inside →

inside calc-sium

One app, thirteen tools

More than a calculator — an everyday productivity companion for students, professionals, travellers, and families.

🧮

Amazing Calculator

Fast, intuitive everyday calculations with a clean, beautifully designed interface.

📏

Unit Converter

Convert length, weight, temperature, area, volume, speed, pressure, energy, data storage, and more.

💱

Currency Converter

Quick conversions between major world currencies for travel, shopping, or managing finances.

🧾

Smart Bills

Track paid and unpaid bills and get reminders so you never miss a due date.

🛒

Smart Compare

Compare products with different quantities and prices to instantly find the better value.

🍽️

Bill Split & Tips

Split restaurant bills and calculate tips in seconds when dining with friends or family.

💳

EMI & Loan Calculator

Work out monthly EMI, interest payable, and total repayment before you commit to a loan.

🪙

Gold Calculator

Calculate gold prices, making charges, and total purchase or resale value.

🌍

World Information

Local time, date, currency, languages, and emergency numbers for countries worldwide.

📊

Percentage Calculator

Percentage of a number, increase/decrease, difference, and quick add/subtract — no manual formulas.

🧾

Easy Tax Calculation

Add or remove tax from any amount in a single tap, for shopping, invoicing, or business.

👨‍👩‍👧

Kids Mode

Step-by-step explanations that help children understand math, not just see the answer.

🔳

QR Code Generator

Turn any link into a QR code in seconds, with adjustable colors — always clean, with no branding added.

inside mathkids

Learn math through play

A fun, interactive way for young learners to build a strong foundation in mathematics — colorful, rewarding, and completely distraction-free.

➕

Addition

Fun, interactive exercises that build speed, accuracy, and confidence.

➖

Subtraction

Engaging challenges with easy-to-understand questions for young minds.

✖️

Multiplication Tables

Colorful visuals and practice sessions that make memorization enjoyable.

➗

Division

Carefully designed exercises that gradually increase in difficulty.

🏆

Champion Challenge

25 randomly generated questions across all four operations to track progress.

⭐

Earn Stars

Every correct answer earns a star, keeping kids motivated to keep going.

🎖️

Unlock Certificates

Complete challenges and master topics to earn certificates of progress.

👧

Kid-Friendly Experience

Simple, colorful, and intuitive enough for children to use independently.

🔒

Safe & Ad-Free

No ads and no distractions — just a focused space to learn.

Why parents love MathKids

Encourages daily math practice through play
Builds confidence with positive reinforcement and rewards
Makes learning enjoyable instead of stressful
Suitable for home learning, classrooms, and extra practice

Why kids love MathKids

Fun and interactive learning activities
Earn stars for every achievement
Complete exciting Champion Challenges
Bright, colorful, and engaging design

inside travel desk pro

Operations tooling for a real travel business

Built for Fruitrip Holidays — a native Android app plus a single-file PWA, both synced through one Supabase backend, covering staff, bookings, and finance in one place.

🕒

Attendance & Leave

Staff clock-in tracking and leave requests, kept in sync across the team.

💰

Salary Management

Handles staff salary records alongside attendance and leave data.

📊

Admin Dashboards

A clear view of staff and operations data for management to act on.

🔔

Notifications

Keeps staff informed with timely updates from across the system.

📇

Business Card Sharing

Share digital business cards directly from the app.

💳

Payment Tracker

A dedicated module for tracking payments as they move through the business.

🧾

Booking Confirmations

Auto-calculates TAC and captures agent payment details on every confirmation.

🖨️

Clean Printing

Reliable, correctly-paginated printing for invoices, receipts, and booking confirmations.

📥

Secure Excel Export

Password-protected Excel export straight from the enquiry list.

☁️

Cloud Sync

Supabase-backed cloud sync keeps invoicing, receipts, and enquiry logs up to date everywhere.

Built for one company. Can be built for yours.

Travel Desk Pro started as custom tooling for Fruitrip Holidays — the same approach (native Android app or single-file PWA, tailored modules, Supabase backend) can be built out for other businesses on request.

Get in touch →

also on the play store

Mars — Invoice & Receipt Maker QR Scangen Super Sko

Three apps,built to last.