- Update historical data through Q4, 2023.

- Fixed bug that prevented app output from being shared from the iPad.

- Updated graphing engine to CorePlot 2.4.
- Added Semi-Interquartile Range statistic, a better estimate than Standard Deviation for dispersion of distributions that are distinctly non-Normal or skewed.

- Updated Data.plist file through 2022Q1

- Fixed bug related to updating new data.
- Default data updated through 4th Quarter, 2021.
- Current users should remove older version from your device and download this version 6.7.1.

- Minor GUI tweak for legacy iPhones

- Changes necessitated by iOS 13 & 14
- Various GUI changes and improvements, primarily in the iPhone version

- Removed links to Facebook and Twitter.

- Fixed bug that failed to show the date slider at the bottom of the first screen.

- Added audio cues to most control objects.
- Improved the code for downloading data updates.
- Fixed bug resulting from the addition of a PDFKit framework in iOS 12.
- Redesigned menu.
- Compiled with Xcode 10.1.

- Various tweaks to accommodate iOS 10.

- Various GUI changes for consistency with other NCREIF apps.
- Fixed calendar year ending dates when computing statistics for Hotel properties.

- Fixed bug created by iOS 9 that prevented access to URL for uploading data.
- Other changes to adapt to iOS 9, mostly involving fonts.

- Added index series for returns in iPad version.
- Numerous code enhancements and improvement for better real-time performance.
- GUI changes in both versions.
- Bug fixes.

- Updated Core Plot graphing engine.
- Updated Facebook sharing link syntax.
- Update embedded data base.
- Code tweaks.

- Consolidated PDF report sharing options
- Added AirDrop as a report sharing option
- Added Facebook and Twitter posting

- Consolidated PDF report sharing options
- Added AirDrop as a report sharing option
- Added Facebook and Twitter posting

- Statistics that are negative numbers are displayed in the color red.

- iPad version now adds email, text message, and print capability for NPI Returns quarterly graphs and statistics. A PDF report at a resolution of 72 dpi is available for sharing.

- Rewritten and redesigned for iOS 7.
- Added swipe gestures to returns tables in iPad version.
- Fixed bug in iPhone version that sometimes displayed the wrong time scale on 4-quarter rolling average graphs.

- Minor GUI enhancements

- Major upgrade including Universal iPad and iPhone versions.
- More graphs and interactive tables in the iPad version.
- Simplified user interface.

- Expanded screens to accommodate size of iPhone 5.

- Changed increments of property-type allocations from 1% to 5% to ease data entry.

- Modified syntax of iTunes App Store link.

- To add functionality and ease of use, we have introduced left or right swipe gestures to the returns table, the quarterly returns graphs, and the rolling 4-quarter returns graphs. So, in addition to the segmented buttons at the top of each view that allow for moving between tables and graphs, you can now use gestures as well.