ArcGIS Pro add-in Change Log
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Details of changes to the ArcGIS Pro add-in, from v3.3 onwards.

v3.3 (22/09/2026)
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Added
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  • Core tools - A new set of tools running on TravelTime's /fast endpoints. These offer faster response times, particularly for large matrices. They support fewer customisable parameters and fewer countries. Use the Custom tools where you need wider coverage.
  • H3 tools - Access to the /h3 (Custom) and /h3/fast (Core) endpoints of the TravelTime API. Catchment areas are returned as reachable H3 cells, with the travel times to each reachable cell.
  • New parameters - The existing Simple and Advanced tools have been consolidated into the Custom tools, and extended with many new parameters.
  • Geocoding - Access to the /geocoding/search endpoint of the TravelTime API, allowing addresses to be converted into lat-long coordinates in a new point layer.
  • Robust Mode - A new option in the add-in Settings (on by default) that reports a failed search (e.g an unreachable location), skips it and keeps the rest of the results. With it disabled, any failed search stops the run.
  • Hits Per Minute limit - A new option in the add-in Settings (off by default) that allows you to set a throttle on requests, to enable you to stay within your licence limits and prevent 429 errors.

Changed
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  • The toolbox is now a Python toolbox, TravelTime.pyt - There are now three toolsets: Core, Custom and Other.
  • Runs survive a poor connection - Dropped connections are retried and hung requests time out. A run stopped early keeps the results it already fetched, and tells you that running the tool again restarts from the beginning rather than resuming.
  • Proxy support - Requests now go through your machine's configured proxy, including proxies that require a user name and password.

Removed
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  • The Simple, Advanced and Batch tools, and the TravelTime_Platform.tbx toolbox they lived in. Models and scripts that refer to them by name will need pointing at the new tools.