Downloading xlPrecision 3.1 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions of the tool 3.1 and 2.0. XlPrecision is suitable for 32-bit versions of Windows XP/7/8/10/11.
The actual developer of the free program is PrecisionCalc. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software lies within Office Tools, more precisely Mind mapping.
From the developer:
Get vastly more precise results from mathematical formulas in Microsoft Excel with xlPrecision, an Add-In for Excel.
Do arithmetic and other numeric analysis on very large numbers without rounding or truncating your numbers to 15 significant digits, as Excel does on its own. Don't be held back by Excel's limitation of only 15 significant digits!
Eliminate the stealthy binary conversion errors that plague spreadsheets.
You may want to check out more software, such as Web Cal Plus, Swift To-Do List Lite or Aethera, which might be related to xlPrecision.