Master Software Showroom Catalog
Test-drive live interactive demos, inspect full specifications, and buy 100% unencrypted source code with commercial white-label resale rights and $0 monthly fees.
OilViscosityChart Pro: Motor Oil Viscosity & Temperature Chart
Compare flow rates of 0W-20, 5W-30, and 15W-40 in freezing and high heat conditions.
SparkPlugGap Pro: Spark Plug Gap Clearance Specification
Gap measurement guidelines for iridium, platinum, and copper automotive spark plugs.
BrakePadWearLog Pro: Brake Pad & Rotor Thickness Log
Track millimeter wear on front and rear brake pads to schedule replacements.
TransmissionFluidCheck Pro: Automatic Transmission Fluid Guide
Inspect fluid color: bright red (good), dark brown (needs change), black (burned).
CoolantMixRatio Pro: Antifreeze-to-Water Freeze Point Calc
Calculate 50/50 and 70/30 ethylene glycol mix protection down to -34°F and -84°F.
WindshieldWiperSize Pro: Vehicle Wiper Blade Size Finder
Quickly look up exact inch sizes for driver, passenger, and rear wiper replacements.
TrailerTowingCapacity Pro: Trailer Towing Capacity & Tongue Weight
Calculate safe 10-15% tongue weight and verify vehicle GVWR and payload limits.
BoatWinterizeChecklist Pro: Marine Engine Winterization Guide
Step-by-step fogging cylinders, draining raw water blocks, and stabilizer addition.
RvHoldingTanks Pro: RV Holding Tank Sanitation & Capacity
Bleach dilution ratios to sanitize fresh water tanks and maintain black tank sensors.
GeneratorRunTime Pro: Portable Generator Wattage & Run Time
Calculate running vs starting surge watts for sump pumps, fridges, and well pumps.
PropaneTankLevel Pro: 20lb Propane Tank Weight & Run Time
Weigh your BBQ cylinder to calculate exact remaining liquid propane and grill hours.
CoffeeBrewRatio Pro: Golden Cup 1:16 Coffee Brew Ratio Calc
Calculate exact coffee bean grams and water grams for pour-over, French press, and Chemex.
TeaSteepTimer Pro: Specialty Tea Temperature & Steep Clock
Specific water temperatures and steep seconds for Green (175°F), Oolong, and Black tea.
SourdoughStarter Pro: Sourdough 1:1:1 Feeding Ratio Calc
Calculate flour, water, and mature starter weights for optimal bread fermentation.
MeatSmokeTemp Pro: BBQ Smoker Internal Meat Temperature Guide
Target internal temperatures for brisket (203°F), pulled pork, ribs, and poultry.
CanningAcidCalc Pro: Safe Home Canning & Acid Level Guide
Determine whether high-acid foods need simple water bath vs 15 PSI pressure canning.
WineVintageScore Pro: Global Wine Vintage Quality Chart
Quickly look up vintage ratings for Napa, Bordeaux, Burgundy, and Rioja.
CraftBeerAbv Pro: Homebrew Original/Final Gravity ABV Calc
Calculate Alcohol by Volume (ABV) and apparent attenuation from hydrometer readings.