i1Profiler 3.1.1 is an older version of X-Rite's color management software used for calibrating and profiling monitors, projectors, and printers. It is often sought out by users of "legacy" hardware, such as the i1Pro (Revision A-D), because newer versions of the software may no longer support these older spectrophotometers. Key Details & Known Issues
The Verdict: If you are using a modern i1Pro 3 or i1Display Studio, upgrade to version 4. However, if you own a legacy i1Pro or i1Display 2, i1Profiler 3.1.1 is the last viable version that will work reliably.
i1Display Pro: Compatible for high-end monitor and projector calibration. I1profiler 3.1.1
As HDR becomes mainstream for content creators, 3.1.1 improved the software’s ability to measure and calibrate HDR monitors. The update refined the verification patches, ensuring that your HDR footage looks correct on platforms like YouTube or Resolve.
Overall: 4/5 — Still the professional standard for i1 hardware. If you already own an i1 device, there’s no reason not to use 3.1.1. If you’re on newer macOS (Ventura/Sonoma) or Windows 11, it works fine. For an overhaul in UI/speed, you’d need i1Profiler 4.x (released later). i1Profiler 3
Based on X-Rite’s patch notes for 3.1.x:
i1Profiler acts as the central hub for X-Rite's hardware, such as the i1Display Pro and i1Pro 3 spectrophotometers. However, if you own a legacy i1Pro or
What's New in I1profiler 3.1.1?