Release Notes

All updates and fixes for Mac, Windows, and iOS

Learn about what's new in Aeon Timeline >

Aeon Timeline 3.5.107 (Windows only)

June 24, 2026

This is a Windows-only release that fixes the following issues:

  • Fixed an issue where the timeline's file size would not decrease after attachments were removed and the file was saved again.
  • Fixed an issue where dragging and dropping files directly into the app could cause Aeon Timeline to display only the dropped image and become unresponsive.

Aeon Timeline 3.5.105 Better Search and Grouping

June 10, 2026

Aeon Timeline 3.5.50

May 11, 2026

Aeon Timeline 3.5.50 has been released with the following fix:

  • Fixed an issue where syncing additional non-narrative folders would cause the order of documents or sheets in Scrivener or Ulysses to be changed to match the order of their linked items in Aeon Timeline.

    The order of non-narrative documents in Scrivener and sheets in Ulysses is now kept independent from the order of matching items in Aeon Timeline.

Aeon Timeline 3.5.49

May 4, 2026

Aeon Timeline 3.5.49 has been released with the following fix:

  • Fixed an issue where new blank files would start with the timeline scrolled to 2024 instead of the current date.

Aeon Timeline 3.5.46

March 24, 2026

Aeon Timeline 3.5.46 has been released with the following fixes:

  • Fixed an issue in templates and files with multiple Timeline views where timescale changes could fail to update or be incorrectly linked between views.
  • Fixed an issue where some dates could appear blank in JSON exports when items contained nested items.

Aeon Timeline 3.5.44

March 9, 2026

Aeon Timeline 3.5.44 has been released with the following updates:

Tabs

  • Fixed an issue where tabs could not be renamed after clicking inside the text field.

Copy, Paste, and Duplicate

  • Fixed an issue where events and items could not be copied and pasted between different files.
  • Fixed an issue where copy/paste and duplicate did not always correctly nest the new item.
  • Fixed an issue where pasted or duplicated items could not be grouped by color until the file was reopened.

Links

  • Links can now be edited from the inspector.
  • Fixed an issue where local file links could not have a custom title set.

Timeline Marker-Only Mode

  • Fixed an issue where new events could not be created by double-clicking in marker-only mode.
  • Fixed an issue where progress/percentage complete indicators displayed an unnecessary border in marker-only mode.

Dependencies and Constraints

  • Fixed an issue where the Resolution Limits setting was not always displayed in the Settings window.
  • Fixed an issue where, when Maximum Precision was enabled, events and items could be assigned dates that were too precise after being moved due to dependencies.
  • Fixed an issue where the Edit Constraint popover in the inspector would only close by clicking the Update button.

CSV Import

  • Fixed an issue where importing a CSV would create items but not create the correct item type relationships between them.
  • Fixed an issue where imported items could not be grouped by color until the file was reopened.

Printing

  • Fixed an issue where printing or exporting images could cut off the very rightmost edge of the timeline.

Aeon Timeline 3.5.40

February 20, 2026

Aeon Timeline 3.5.40 has been released with the following fix:

  • Fixed a bug where the item type sidebar panels could appear blank, even when there were items of that type.

Aeon Timeline 3.5.39

February 4, 2026

Aeon Timeline 3.5.39 has been released with the following updates:

  • Filtering with "match none" setting will omit chosen filter items (previously it only filtered related items)
  • Fixed an issue that created duplicate table columns in Spreadsheet View
  • Fixed potential error message shown in inspector for some older user files

Aeon Timeline 3.5.38

January 28, 2026

Aeon Timeline 3.5.38 has been released with the following updates:

  • Fixed an issue where showing collapsed groups in the Timeline view with many collapsed events or items could cause high memory usage.
  • Fixed an issue where attachments wouldn't open when clicked on from within the main view.
  • Fixed an issue where closing adding and closing split views could leave a tab named after the wrong view type.
  • Updated the message shown when the Timeline view is empty to say if it’s due to showing a group or date range that has no events or items.
  • Minor copy edits in the sync settings panel to use the correct terminology for Ulysses syncing.

Aeon Timeline 3.5.36

January 16, 2026

Aeon Timeline 3.5.36 has been released with the following fixes:

  • Fixed an issue where right-click context menus would not update if Mindmap tabs were renamed or deleted.
  • Fixed an issue where new Mindmap views not created correctly when splitting the view.
  • Fixed an issue where the calendar picker would convert durations like "6 weeks" to "1 month, 1 week, 4 days".
  • Fixed an issue where the custom color menu was not available.