PP Compare is continually improving. Here is what has changed in each update.
v2.0.0Major UpdateMay 2026
A major update with a completely redesigned interface.
NewAutomatic exclusion of rendering drift: Minor rendering shifts that showed up as differences even when nothing had changed are now excluded automatically, so only real changes are shown.
NewFocus Mode: Unchanged slides are dimmed so the slides with differences stand out at a glance.
NewNew Settings panel: Manage all your settings in one place across the Display, Detection, and General tabs.
NewReport sharing: After saving, open the containing folder or send the report by email with a single click.
ImprovedFaster Edit Mode: Adding or removing blank slides now redraws almost instantly.
ImprovedCache clearing and version information can now be viewed and managed from the Settings screen.
v1.9.2April 2026
ImprovedComparisons now run to completion even when you switch to another window.
ImprovedThe progress bar moves more smoothly, making wait times easier to gauge.
FixedResolved a brief white flash on the screen right after launch.
v1.9.0April 2026
Added English support and improved Edit Mode.
NewEnglish support: The app automatically switches between Japanese and English based on your computer's language settings.
NewAdded a button to quickly open the manual in the top-right of the screen.
ImprovedFaster loading when opening Edit Mode for the second time onward.
ImprovedWhen you insert a blank slide in Edit Mode, the left and right slides are now automatically kept aligned.
v1.8.0March 2026
Report output was greatly expanded.
NewPDF report output: Save comparison results as a PDF that is easy to print and share.
NewCSV summary output: Export a per-slide list of differences in CSV format for review in Excel.
ImprovedHTML reports now present a clearer overview and statistics of the differences.
ImprovedYou can now choose what to include, such as "slides with differences only" or "summary only".
v1.7.1February 2026
FixedFixed an issue where the difference detection area was sometimes displayed incorrectly for certain files.
ImprovedAdded an opacity (intensity) adjustment to the difference color settings.
v1.7.0February 2026
Compare just the pages you want, pinpoint.
NewPickup Compare: Specify left and right page numbers to compare only specific slides against each other.
ImprovedYou can now choose the difference display style from three levels: Outline, Highlight, and Badge.
v1.6.0January 2026
Slide matching is now automated.
NewAuto Align: Even when the slide order has changed, matching slides are automatically paired up for comparison.
ImprovedThe difference detection threshold (minimum sensitivity) is now adjustable, so very small differences can be ignored.
v1.5.0December 2025
Added Edit Mode for adjusting comparisons exactly as you want.
NewEdit Mode: When slides have been added or removed, insert blanks to manually align the left and right slides.
ImprovedFiles with added or removed slides can now be compared without misalignment.
v1.4.0November 2025
NewHighlight color change: Choose the difference color from 7 presets, or specify your own custom color.
ImprovedToggle the difference highlight on and off with a single click.
v1.3.0October 2025
Added detailed comparison for thorough, close inspection.
NewDetailed comparison: Added a high-resolution view that overlays the before and after slides with a slider.
NewThe detail view supports zooming in and out, and toggling the after-slide on and off.
v1.2.0September 2025
NewComparison history: Quickly re-compare from your recently compared file combinations.
ImprovedFiles compared once load faster on subsequent runs (caching).
ImprovedThe left and right slides now scroll in sync for easier side-by-side comparison.
v1.1.0August 2025
ImprovedImproved difference detection accuracy for more precise display of changes.
FixedFixed an issue where processing could become unstable for files with many slides.
v1.0.0Initial ReleaseJuly 2025
PP Compare was released.
NewLaunched the core feature: place two PowerPoint files side by side and automatically detect and highlight the differences.
NewLoad files by drag and drop and start comparing right away.