Garmin Connect Pace Calculator

Calculate pace averages of your splits in Garmin Connect activities!

# Garmin Connect Pace Calculator Go to any Garmin Connect activity, click the Itervals/Laps tab and simply select the laps you're interested in. A new table footer will appear with the average time per lap, along with total time and distance, average pace, and average power (if available) for selected laps. ## Changelog ### 2.0.0 - 2026-08-29 - Restored compatibility with Garmin's current Intervals workout tables. - Added support for Garmin's current plain Laps tables. - Added a Select all control with checked and partial-selection states. - Improved extension reinitialization after Garmin activity navigation and table rerenders. - Fixed selected-row detection and summary updates when laps are selected or deselected. - Kept summary metrics aligned with Garmin's table columns across both table variants. - Removed redundant and empty summary columns while preserving the leading Intervals spacer. - Extended the summary background across the full table width. - Prevented the table from resizing when the empty summary changes to selected values. - Added deterministic browser fixtures and live Garmin diagnostic tooling. - Modernized runtime and build dependencies and resolved known dependency vulnerabilities. ### 1.1.0 - Upgraded dependencies and fixed a bug in the Laps table. ### 1.0.0 - Upgraded dependencies, switched to TypeScript, and adjusted selectors for Garmin class changes. ### 0.6.0 - Added the Stryd lap power metric to the summary when available. ### 0.5.0 - Adjusted to changes in Garmin "steps" workouts, upgraded all dependencies, and migrated to Manifest V3. ### 0.4.0 - Adjusted to changes in Garmin "steps" workouts. ### 0.3.17 - Fixed custom workout handling and navigation between activities using the previous and next buttons. ### 0.2.0 - Added support for laps lasting longer than 60 minutes. ### 0.1.2 - Initial version.