Electricity Cost Estimator - Online Appliance Running Expense
Calculate daily/monthly/yearly electricity cost of any appliance based on wattage, hours used, and your kWh rate. Compare multiple devices. Fully offline.
UD5 Toolkit
Build your weekly cart, see the real cost, and stay on budget.
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Calculate daily/monthly/yearly electricity cost of any appliance based on wattage, hours used, and your kWh rate. Compare multiple devices. Fully offline.
Enter a URL and get a rough estimate of its carbon emissions per page view. Based on data transfer size and energy model. Educational.
Input room dimensions and number of coats to estimate how many gallons/litres of paint you need. Excludes doors/windows optionally. Local calculator.
When a yarn is discontinued, find equivalent alternatives by matching weight and gauge. Local reference.
Divide your day into blocks with color codes. Drag tasks into slots. See free time at a glance.
Enter design area and pile height to estimate pounds of yarn needed for a tufted rug. Surprising how much yarn it takes.
Count bubbles per minute to estimate fermentation activity and approximate sugar consumption. Simple conversion.
Fairly distribute pooled tips among staff based on hours worked or points. Customizable percentages. All calculations local and private.
Enter ground snow load and roof pitch to estimate the effective snow load on a sloped roof. Quick structural check for snowy regions.
Add fish species and sizes to estimate the bioload and check if your tank is overstocked. Inch‑per‑gallon model.
Enter quilt perimeter, binding width, and seam allowance to get the exact fabric yardage for either straight‑grain or bias binding.
Enter income, pay frequency, and expected deductions to estimate your tax refund or balance due. Simplified model.
Generate a balanced lunchbox meal suggestion (main + sides) with a click. Prevent lunch rut. No account, local.
Find your car's engine oil capacity and recommended filter part number. Quick reference for DIY oil change.
Calculate how much fabric you need for a quilt based on block size, number, and sashing. Supports metric and imperial. No upload, local.
Enter mosaic area and choose tessera size to find the approximate number of tiles required. Includes grout joint factor.
Enter your car's make and model to find the minimum and maximum rotor thickness specs. Static lookup table. Local reference.
Enter the amount of leftover paint and see how many square feet it still covers. Plan touch-ups.
Select paint type and brand to get the recommended thinning ratio for airbrush. Achieve smooth, clog-free spraying.
Set recurring reminders for nail trims based on species growth rate. Never forget.
Divide pooled tips among staff based on hours worked or weighted percentages. Ensures fair distribution. Instant local calculation.
Enter your first pin distance and arrow speed to estimate gaps for 30, 40, 50, 60 yard pins. Start practice.
Create a custom soap recipe by selecting oils and their percentages. Get precise lye and water amounts. Safety warnings included.
Enter nozzle type and surface area to get optimal spray distance, sweep speed, and estimated cans needed. Prevent runs and drips.
Place rectangular pattern pieces on a virtual fabric width to optimize cutting layout and reduce waste. Simple manual drag & drop. Local only.
Enter task names, start dates, and durations to generate a simple Gantt chart as an image. Quick project view.
Add many complex CSS styles and measure frames per second. Isolate expensive properties. Practical performance lab.
See how many tabs you have open and estimate memory usage based on navigator object. Fun productivity check.
Set start and end times for a video and trim it without re-encoding. Download the clip. Pure browser.
Select cheese type (cheddar, brie) to see recommended curd cut size and visual cube comparison.