Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Clue Tracker for Letterboxing Screenshots

iPad

iPhone

About Clue Tracker for Letterboxing

Clue Tracker is the ultimate letterboxing app. Quickly and easily find Atlas Quest and LbNA boxes, view maps, record finds, save and organize itineraries of letterboxes and much more.

Features:
• Find nearby letterboxes based on your current location.
• Search for boxes by location, box name, planter, box ID, and much more.
• View detailed letterbox information including last found date, series details, and comments.
• Show letterboxes on a map and get directions to a box.
• Built-in compass display (device support required).
• Quickly and easily record finds.
• Save clues and other letterbox information for offline use.
• Organize saved letterboxes into your own lists and reorder boxes to create custom itineraries.
• Share a list of saved letterboxes with another Clue Tracker user (or transfer the list to another device).
• Sort and filter search results and lists of saved letterboxes.
• Change the location of a saved letterbox.
• Add Word-Of-Mouth (WOM) letterboxes.
• Add your own photos to saved boxes and WOM boxes.
• Add personal notes.

Are you new to Letterboxing? Learn more about this intriguing activity at AtlasQuest.com or Letterboxing.org.

Pearl Crescent and Clue Tracker are not affiliated with Atlas Quest or LbNA.

What's New in the Latest Version 4.4.6

Last updated on Apr 17, 2024

Old Versions

• Improved compatibility with recent iOS releases.
• Miscellaneous bug fixes and minor changes.

Version History

4.4.6

Apr 17, 2024

• Improved compatibility with recent iOS releases.
• Miscellaneous bug fixes and minor changes.

4.4.5

Jan 2, 2024

• It is easier to adjust the text size when viewing details for a box, and information about the box is enlarged along with the clues text.
• Added history menus to provide quick access to recently used search parameters. To use this feature, tap the “clock” icon on the right side of search input fields such as location, box name, and owner.
• Miscellaneous usability improvements, bug fixes, and minor changes.

4.4.4

Nov 29, 2023

Bug fixes.

4.4.3

Nov 15, 2023

• The box type is now displayed for non-traditional boxes, e.g., Hitchhiker.
• When recording a find you can submit a public and private comment at the same time.
• Checkbox improvements.
• Miscellaneous usability improvements, bug fixes, and minor changes.

4.4.2

Sep 28, 2023

• During import, highlights, notes, comments, and personal find/attempt information are preserved when it makes sense to do so.
• Miscellaneous usability improvements, bug fixes, and minor changes.

4.4.1

Sep 6, 2023

• Search results now include boxes that do not have clues.
• Improved handling of some Atlas Quest and LbNA error conditions.
• Other bug fixes and minor improvements.

4.4

Aug 8, 2023

• LbNA now uses a radius-based search.
• Improved the search user interface.
• Updated the search help text.
• Made other usability improvements, bug fixes, and minor changes.

4.3.9

May 25, 2023

Preparation for GLG 2023.

4.3.8

May 12, 2023

• Accommodated recent changes that were made to simplify letterboxing.org:
• Support for searching via the clues text was removed.
• Support for searching by timespan was removed.
• Hike type is now returned in the clues text.
• Usability improvements, bug fixes, and minor changes.

4.3.7

Apr 20, 2023

Improved compatibility with Atlas Quest and LbNA websites.

4.3.6

Apr 11, 2023

• Clues search improvements.
• Bug fixes and minor improvements.

4.3.5

Mar 27, 2023

• Improved support for the new LbNA site.

4.3.4

Feb 21, 2023

• Improved the map display (markers and callouts).
• Bug fixes and minor improvements.

4.3.3

Jan 2, 2023

• The Puzzle Assistant can now help solve “fill-in-the-blank” puzzles.
• Improved the map display, including adding a scale.
• Improved compatibility with recent versions of iOS. Note: Clue Tracker now requires iOS 12 or newer.
• Other bug fixes and minor improvements.

4.3.2

Dec 12, 2022

• On the “Saved Letterboxes” screen, the box count is always visible.
• Checkboxes are inserted into clues in more cases.
• Other bug fixes and minor improvements.

4.3.1

Oct 18, 2022

• Boxes for which you are the owner or a planter are indicated by a blue background color and an owner icon. Also, as for boxes you have found or attempted, these boxes are shown on the map using teal pins.
• Other bug fixes and minor improvements.

4.3

Sep 27, 2022

• Search options can be accessed directly on the search screen.
• Rich text (e.g., bold text) and links are now displayed within box notes and WOM box clues.
• Other bug fixes and minor improvements.

4.2.1

Aug 9, 2022

• A menu is provided for tag and timespan-based searches.
• Checkboxes are added to clues in more situations.
• The box ID is easier to read within the “box action” menu (Box Details screen).
• Other bug fixes and minor improvements.

4.2

Jun 13, 2022

• “Open in Apple Maps" preserves your custom sort order.
• Improved compatibility with newer devices.
• Other bug fixes and minor improvements.

4.1.9

Apr 22, 2022

• Record Find: added support for Atlas Quest's new attempt types (confidence level).
• Other bug fixes and minor improvements.

4.1.8

Mar 15, 2022

• When Clue Tracker determines there is an association between an Atlas Quest and an LbNA box listing, a control is displayed at the top of the Box Details screen to make it easy to switch between the two listings. You can also specify an association by adding AQ ### or LbNA ### to the beginning of your notes.
• Puzzle Assistant improvements.
• Reduced memory use and made other bug fixes and improvements.

4.1.7

Jan 27, 2022

• Added a Puzzle Assistant (Morse, Letter Numbers, and Caesar shift decoding). Find it in the box actions menu (…) on the box details screen.
• Other bug fixes and improvements.

4.1.6

Dec 9, 2021

• For Atlas Quest boxes:
Addendum text and a “box of the week” icon are shown.
You can tap next to the planter’s name to view the box owner, foster parent, etc.
• For LbNA boxes, edited locations are now saved to the website.
• You can retrieve comments while refreshing a list of boxes.
• New setting: “Status Bar Tap Scrolls to Top” (on by default).
• Other bug fixes and improvements.

4.1.5

Sep 27, 2021

• LbNA boxes that have an edited location are now displayed in the correct place on the map.
• The compass is now accessible when you are editing a box's notes or a WOM box's clues.
• Miscellaneous usability and “behind the scenes” improvements.

4.1.4

Sep 14, 2021

• When viewing a list of boxes, pull down to enter a filter.
• Improved handling of Atlas Quest clues images.
• Miscellaneous usability and “behind the scenes” improvements.

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