MCMLV1, LLC

Apps & Games

Offline-first software built for reliability. No account required, no cloud dependency. Works everywhere.

Business Software Solutions

Business Ledger

Business Software Solutions v2.0.3

Professional offline bookkeeping and business management. Customer records, invoicing, payments, expense tracking, reports, and Form 990 worksheets. From $29.99/month or $799 lifetime.

View & Purchase →

Loyalty Tablet

Business Software Solutions v1.0

Offline customer loyalty check-in system for Android tablets. Points, rewards, and birthday detection — no internet required, no per-customer fees. From $29.99/month.

View & Purchase →

Job Estimator

Business Software Solutions v1.1

Professional job estimates for tradespeople. Line items with category totals, client management, photo attachments, PDF generation, and 14 starter templates. Demo free — $0.99/month for unlimited.

View Details →

Utility Apps

Unit Converter Offline

Convert metric to English units instantly. Length, weight, temperature, volume, and more — no internet needed.

QR Code Generator – Offline

Generate QR codes for URLs, Wi-Fi networks, and contact cards. Free PNG export. Pro unlocks SVG vectors and custom filenames. No ads, no tracking.

Offline Free + Pro

QR & Barcode Scanner

Scan QR codes and barcodes with smart routing — auto-detects URLs, products, and books. No ads, no tracking.

Free + Pro Tool

Currency Converter

Convert 70+ world currencies and crypto offline. No ads, no tracking. Fast, private, reliable. Paid app.

Offline tip calculator with bill splitting, tax support, round-up options, and dark mode. No ads, no internet, completely free.

Flashlight: Guardian Torch

Professional flashlight with 6 intelligent modes — LED flash, screen light, ambient glow, rainbow, sci-fi, and medieval torch. No ads, zero tracking.

Monitor your battery health, charge level, and temperature. Clean interface, no background drain.

Fill out PDF forms on your phone. Smart field detection, edit and save — no upload to any server required.

Scan documents with your phone camera and save as PDF. Edge detection and clean output — no cloud processing.

Find and remove junk files, duplicates, and cache clutter. Free up storage space with a clean, simple interface.

Quick-access app launcher with a clean, minimal interface. Pin your favorites and launch apps faster.

A clean, lightweight home screen replacement. Minimal design, fast performance, low battery usage.

ReceiptVault Lite

Offline receipt and warranty tracker with photo capture, expiry alerts, and PDF export. 6 languages. No account, no cloud — your data stays on your device.

Creative Apps

A simple, fun painting app inspired by classic 1980s and 1990s art programs. Draw, fill, and create — offline.

Pixel Art Offline

Create pixel art tuned for retro game asset sizes — NES, SNES, and GBA grids. Export your sprites and tiles.

Productivity & AI

AI Prompt Creator

Offline AI chatbot powered by on-device model. Educational tool with zero cloud dependency — works in airplane mode.

Offline Free AI

Record voice journal entries stored locally on your device. Full file system, organized by date. Completely private.

Offline Sound Recorder

Record audio and save to your device. Ultra-simple interface — tap to record, tap to stop. Files saved to audio folder.

Craft perfect prompts for any AI chatbot. Category-based templates you can customize and copy. No AI needed to run.

Offline CV/Resume builder with cover letter generator and interview prep. Multi-language support (6 languages). No account required - works completely offline.

Voice To Text - Offline

Private speech-to-text transcription powered by on-device AI. No internet required. No cloud. No account needed. Your voice never leaves your phone.

Offline Paid AI

Professional job estimates for tradespeople. Line items, category totals, client management, photo attachments, PDF generation, and 14 starter templates. Demo free — $0.99/month unlimited.

Offline Subscription

Sensor Instruments

Gravity Level (Spirit Level)

Precision spirit level using your phone's gravity sensor. Check if surfaces are flat and true — no internet needed.

Compass (Magnetic Only)

Reliable magnetic compass using your phone's magnetometer. Clean display with calibration guidance.

GPS Speedometer

Real-time speed display using native GPS. Trip stats, max speed tracking — works without cell service.

Lux Light Meter

Measure ambient light levels using your phone's light sensor. Useful for photography, plants, and workspace setup.

Decibel Meter (Relative)

Monitor sound levels using your microphone. Relative dB measurement with live display. Great for noise awareness.

Magnetic Field Detector

Visualize magnetic field intensity around you using the magnetometer. Detect magnets, electronics, and metal objects.

Timing, Motor Control & Diagnostics

Test your tapping speed with single, double, and triple tap modes. Pure analog-honest speed measurement with stats.

Rhythm Tap Trainer

Train your rhythm and beat consistency. Designed for musicians, athletes, and focus training. Adjustable BPM settings.

Test your reaction time with light and sound modes. Simple, honest measurement tool with results history.

Trace Time — Precision Path Trainer

Train precision and fine motor control by tracing paths. Adjustable difficulty with scored results.

Vibration Pattern Tester

Control your phone's vibration motor. Test haptic patterns, create custom sequences — great for device testing.

Shake Strength Meter

Measure shake intensity using your phone's accelerometer and gyroscope. Fun and honest strength measurement.

Screen Touch Tester

Test your touchscreen for dead zones. Diagnostic grid shows which areas respond to touch — essential for repairs and resale.

Frequency Tone Generator

Generate audio frequencies for speaker testing, hearing tests, and tuning. Adjustable Hz with preset tones.

Step Cadence Meter

Track your walking or running cadence using motion sensors. Steps per minute with session history — no fitness account needed.

Games

Dodge falling hazards and place blocks to survive. Neon pixel-art arcade with synth music and infinite levels.

Classic arcade pong reimagined in space. HTML5 canvas game — fast, fun, and plays completely offline.

Classic match-3 puzzle game built with math and ASCII symbols. No image assets — pure code-generated fun.

CVI Vision Training Game

Vision training game with progressive difficulty. Code-generated visuals, accessible design, fun gameplay for all ages.

Brain-teasing reverse puzzle game. Think backwards to solve each level. Simple controls, satisfying logic.

Classic checkers board game. Play against the computer offline. Clean board, smooth gameplay, no ads during play.

Classic Reversi (Othello-style) strategy game. Flip your opponent's pieces to dominate the board. Offline single player.