FOCUSED ENGLISH UTILITIES
Small utilities for charts, paper, and time
Use these five tools when a focused result is more helpful than a large application. Create a bar, pie, or donut chart from a short list of positive values; calculate the scale needed to fit one paper size onto another; or compare two time zones for a specific date and time. The controls keep the important choices visible, and the result stays on the page so you can check it before downloading or sharing it.
Inputs remain in this browser tab and are not sent to NexaCurrent. Blank, oversized, or incompatible values receive a clear message instead of being silently converted into a plausible number. Start with the smallest tool that matches your question, then confirm the result against the source data, printer settings, calendar, or local advice that the real task requires.
Charts keep the data reviewable
Bar, pie, and donut tools share a strict parser and a restrained visual system, but they remain separate because they answer different questions. Bars compare magnitude along one baseline. Pie and donut charts show non-overlapping parts of one meaningful whole. All three retain labels and values, include accessible SVG descriptions, and export editable SVG or high-resolution PNG files locally.
The tools deliberately cap a chart at twelve positive values. They are not statistical workbenches and do not pretend to handle uncertainty, multiple series, negative domains, or continuous measurements. Those limits keep the interface readable and make malformed data visible before a graphic is downloaded.
Paper scaling exposes the geometry
The paper calculator compares width and height ratios and uses the smaller value so the complete source sheet fits on the target. It also compares the original and rotated orientations, choosing rotation only when it creates a larger valid fit. The result includes exact and conservative whole percentages, dimensions, and scaled footprint rather than an unexplained copier setting.
ISO A and selected B sizes sit alongside Letter, Legal, and Tabloid for international English-language workflows. Nominal fit is not printable-area proof: device margins, bleed, binding, calibration, and stock behavior still require a print preview and physical test sheet.
Time differences belong to a date
The time-zone calculator converts one local date and time through an IANA geographic zone and formats the same instant in a second zone. That approach incorporates the browser’s current daylight-saving and historical offset rules instead of relying on a static city table. Nonexistent and repeated local times are rejected rather than silently guessed.
A conversion remains a planning aid. Governments can change rules, old devices can carry stale zone data, and a recurring meeting can cross different transition schedules. Consequential travel, deadlines, broadcasts, and automated jobs should be confirmed through the responsible organizer or a current calendar system.