Sensor.fyi's Information page is part of a mouse guide aimed at helping readers understand what matters when shopping for a mouse. It covers topics including sensor, resolution (CPI), polling rate, acceleration, tracking speed, frame rate, lift-off distance, and optical versus laser sensors. The page notes that price and quality do not correlate very well and cautions against marketing claims for expensive mice.
Calculates DPI and PPI for displays with square pixels. It lists common resolutions and display sizes for monitors, PCs, notebooks, tablets, smartphones, smartwatches and HMDs, and colors link backgrounds by typical viewing distance.
Dupe is a free AI shopping assistant and price comparison tool operated by Carrot Cart, Inc. It matches items by look, material and function across home, furniture, beauty, fragrance and fashion, and links users to established retailers. According to the site, it is not a store, manufacturer or counterfeit marketplace and filters out listings that copy a brand's logo or trademark.
Desenmascara is a website fraud-checking service. A user pastes a link or types a site name and receives risk signals and the evidence behind them, with no account required for free checks. It also offers paid plans and an API, and presents itself as a tool that can check a merchant before an AI agent pays.
PC Monitors is a miscellaneous web resource for discovery, directories, archives, web culture, or useful tools.
Speaker Ranking is an independent catalog and ranking project covering speakers, headphones, amps and DACs. Rankings draw primarily on standardized Spinorama measurements for bookshelf and floorstanding speakers, with reviews and listening for products lacking such data. It reports 2492 speakers, 2011 headphones and 213 amps and DACs ranked. The site is funded through affiliate links.
A price guide for English Pokémon Trading Card Game cards run by a collector in the Netherlands. It aggregates market data from multiple sources to provide daily pricing information, complete set lists, rarity breakdowns and analysis tools, with US and European market data comparison.
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Calculates DPI and PPI for displays with square pixels. It lists common resolutions and display sizes for monitors, PCs, notebooks, tablets, smartphones, smartwatches and HMDs, and colors link backgrounds by typical viewing distance.
Dupe is a free AI shopping assistant and price comparison tool operated by Carrot Cart, Inc. It matches items by look, material and function across home, furniture, beauty, fragrance and fashion, and links users to established retailers. According to the site, it is not a store, manufacturer or counterfeit marketplace and filters out listings that copy a brand's logo or trademark.
Desenmascara is a website fraud-checking service. A user pastes a link or types a site name and receives risk signals and the evidence behind them, with no account required for free checks. It also offers paid plans and an API, and presents itself as a tool that can check a merchant before an AI agent pays.
PC Monitors is a miscellaneous web resource for discovery, directories, archives, web culture, or useful tools.
Speaker Ranking is an independent catalog and ranking project covering speakers, headphones, amps and DACs. Rankings draw primarily on standardized Spinorama measurements for bookshelf and floorstanding speakers, with reviews and listening for products lacking such data. It reports 2492 speakers, 2011 headphones and 213 amps and DACs ranked. The site is funded through affiliate links.
A price guide for English Pokémon Trading Card Game cards run by a collector in the Netherlands. It aggregates market data from multiple sources to provide daily pricing information, complete set lists, rarity breakdowns and analysis tools, with US and European market data comparison.
