{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"trend-series","count":12,"filters":{"display":"absolute","from":2023,"metric":null,"markets":["us-browser-usage"],"to":2026},"summary":{"anchorCount":12,"chartEligibleCount":12,"definitionBlockedCount":0,"marketCount":1,"metricCount":3,"sourceCount":1},"events":[{"agency":"U.S. District Court for the District of Columbia","eventDate":"2024-08-05","eventType":"decision","id":"evt-google-search-liability-2024","marketIds":["mkt-search","mkt-browser"],"sourceId":"doj-google-search-case-2020","stage":"decision","title":"Court finds Google liable for unlawful search monopoly maintenance","year":2024},{"agency":"U.S. District Court for the District of Columbia","eventDate":"2025-09-02","eventType":"remedy","id":"evt-google-search-remedies-2025","marketIds":["mkt-search","mkt-browser","mkt-ai-chatbot"],"sourceId":"doj-google-search-remedies-2025","stage":"remedy","title":"Court orders search distribution and data-access remedies","year":2025}],"guardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract.","rows":[{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"hhi","metricLabel":"Herfindahl-Hirschman Index","metricUnit":"index","year":2023,"value":3664,"displayMode":"absolute","displayValue":3664,"baselineYear":2023,"baselineValue":3664,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"medium","calculationMethod":"computed_from_public_shares_with_residual_other","leaderName":"Chrome","participantCount":7,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2023","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"HHI is computed from six named StatCounter shares and a residual Other category that closes coverage to 100 percent.","notes":"April snapshot from a monthly page-view series; this is a public web-analytics proxy rather than browser users or revenue.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=hhi&from=2023&to=2023","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"hhi","metricLabel":"Herfindahl-Hirschman Index","metricUnit":"index","year":2024,"value":3846,"displayMode":"absolute","displayValue":3846,"baselineYear":2023,"baselineValue":3664,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"medium","calculationMethod":"computed_from_public_shares_with_residual_other","leaderName":"Chrome","participantCount":7,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2024","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"HHI is computed from six named StatCounter shares and a residual Other category that closes coverage to 100 percent.","notes":"April snapshot from a monthly page-view series; this is a public web-analytics proxy rather than browser users or revenue.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=hhi&from=2024&to=2024","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"hhi","metricLabel":"Herfindahl-Hirschman Index","metricUnit":"index","year":2025,"value":3720,"displayMode":"absolute","displayValue":3720,"baselineYear":2023,"baselineValue":3664,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"medium","calculationMethod":"computed_from_public_shares_with_residual_other","leaderName":"Chrome","participantCount":7,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2025","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"HHI is computed from six named StatCounter shares and a residual Other category that closes coverage to 100 percent.","notes":"April snapshot from a monthly page-view series; this is a public web-analytics proxy rather than browser users or revenue.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=hhi&from=2025&to=2025","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"hhi","metricLabel":"Herfindahl-Hirschman Index","metricUnit":"index","year":2026,"value":3612,"displayMode":"absolute","displayValue":3612,"baselineYear":2023,"baselineValue":3664,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"medium","calculationMethod":"computed_from_public_shares_with_residual_other","leaderName":"Chrome","participantCount":7,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2026","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/browser-market-share/all/united-states-of-america","methodologyNote":"HHI is computed from listed StatCounter percentages and a residual Other category equal to 100 minus listed shares.","notes":"Usage share is a public web-analytics proxy.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=hhi&from=2026&to=2026","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"cr4","metricLabel":"Four-participant concentration ratio","metricUnit":"percent","year":2023,"value":95.14,"displayMode":"absolute","displayValue":95.14,"baselineYear":2023,"baselineValue":95.14,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"calculated_from_sourced_participant_shares","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2023","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"Directly transcribed from the official StatCounter monthly CSV export.","notes":"StatCounter April 2023 U.S. all-platform browser usage share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=cr4&from=2023&to=2023","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"cr4","metricLabel":"Four-participant concentration ratio","metricUnit":"percent","year":2024,"value":95.55,"displayMode":"absolute","displayValue":95.55,"baselineYear":2023,"baselineValue":95.14,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"calculated_from_sourced_participant_shares","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2024","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"Directly transcribed from the official StatCounter monthly CSV export.","notes":"StatCounter April 2024 U.S. all-platform browser usage share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=cr4&from=2024&to=2024","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"cr4","metricLabel":"Four-participant concentration ratio","metricUnit":"percent","year":2025,"value":93.61,"displayMode":"absolute","displayValue":93.61,"baselineYear":2023,"baselineValue":95.14,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"calculated_from_sourced_participant_shares","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2025","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"Directly transcribed from the official StatCounter monthly CSV export.","notes":"StatCounter April 2025 U.S. all-platform browser usage share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=cr4&from=2025&to=2025","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"cr4","metricLabel":"Four-participant concentration ratio","metricUnit":"percent","year":2026,"value":93.76,"displayMode":"absolute","displayValue":93.76,"baselineYear":2023,"baselineValue":95.14,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"calculated_from_sourced_participant_shares","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2026","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/browser-market-share/all/united-states-of-america","methodologyNote":"Directly transcribed from StatCounter April 2026 page.","notes":"StatCounter April 2026 U.S. all-platform browser share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=cr4&from=2026&to=2026","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"leaderShare","metricLabel":"Leading-participant share","metricUnit":"percent","year":2023,"value":48.62,"displayMode":"absolute","displayValue":48.62,"baselineYear":2023,"baselineValue":48.62,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"largest_sourced_non_aggregate_share","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2023","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"Directly transcribed from the official StatCounter monthly CSV export.","notes":"StatCounter April 2023 U.S. all-platform browser usage share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=leaderShare&from=2023&to=2023","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"leaderShare","metricLabel":"Leading-participant share","metricUnit":"percent","year":2024,"value":52.96,"displayMode":"absolute","displayValue":52.96,"baselineYear":2023,"baselineValue":48.62,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"largest_sourced_non_aggregate_share","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2024","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"Directly transcribed from the official StatCounter monthly CSV export.","notes":"StatCounter April 2024 U.S. all-platform browser usage share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=leaderShare&from=2024&to=2024","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"leaderShare","metricLabel":"Leading-participant share","metricUnit":"percent","year":2025,"value":52.32,"displayMode":"absolute","displayValue":52.32,"baselineYear":2023,"baselineValue":48.62,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"largest_sourced_non_aggregate_share","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2025","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","methodologyNote":"Directly transcribed from the official StatCounter monthly CSV export.","notes":"StatCounter April 2025 U.S. all-platform browser usage share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=leaderShare&from=2025&to=2025","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."},{"marketId":"mkt-browser","marketSlug":"us-browser-usage","marketName":"Browsers","sector":"Software","geography":"United States","metric":"leaderShare","metricLabel":"Leading-participant share","metricUnit":"percent","year":2026,"value":50.03,"displayMode":"absolute","displayValue":50.03,"baselineYear":2023,"baselineValue":48.62,"chartEligible":true,"exclusion":null,"crossMarketUse":"screen_only","timeSeriesUse":"comparable_anchors","metricFamily":"usage_shares","measurementBasis":"StatCounter browser page-view usage share","dataStatus":"estimated_public","confidenceLevel":"low","calculationMethod":"largest_sourced_non_aggregate_share","leaderName":"Chrome","participantCount":6,"shareCoverage":100,"sourceId":"statcounter-browser-us-2026","sourceName":"Browser market share in United States of America April 2026","sourcePublisher":"StatCounter Global Stats","sourceUrl":"https://gs.statcounter.com/browser-market-share/all/united-states-of-america","methodologyNote":"Directly transcribed from StatCounter April 2026 page.","notes":"StatCounter April 2026 U.S. all-platform browser share.","marketHref":"/markets/us-browser-usage","explorerHref":"/trends?markets=us-browser-usage&metric=leaderShare&from=2026&to=2026","interpretationGuardrail":"Anchor observations are not interpolated annual estimates. Cross-market use remains governed by each market definition contract."}]}