[{"data":1,"prerenderedAt":339},["ShallowReactive",2],{"nav:en":3,"content:en:hub-reaction":155,"cards:en:reaction":328},{"sections":4,"sheet":130,"site":133},[5,25,46,58,82,100],{"section":6,"hub":7,"tests":10},"reaction",{"key":8,"path":9},"hub-reaction","\u002Freaction-tests",[11,15,18,22],{"key":12,"path":13,"featured":14},"reaction-time","\u002Freaction-time-test",true,{"key":16,"path":17,"featured":14},"f1-reaction","\u002Ff1-reaction-test",{"key":19,"path":20,"featured":21},"sound-reaction","\u002Faudio-reaction-test",false,{"key":23,"path":24,"featured":14},"aim-trainer","\u002Faim-trainer",{"section":26,"hub":27,"tests":30},"click",{"key":28,"path":29},"hub-click","\u002Fclick-speed-tests",[31,34,37,40,43],{"key":32,"path":33,"featured":14},"cps-test","\u002Fcps-test",{"key":35,"path":36,"featured":14},"spacebar-clicker","\u002Fspacebar-clicker",{"key":38,"path":39,"featured":14},"click-counter","\u002Fclick-counter",{"key":41,"path":42,"featured":21},"tap-bpm","\u002Ftap-bpm",{"key":44,"path":45,"featured":21},"apm-test","\u002Fapm-test",{"section":47,"hub":48,"tests":51},"typing",{"key":49,"path":50},"hub-typing","\u002Ftyping-tests",[52,55],{"key":53,"path":54,"featured":14},"typing-test","\u002Ftyping-test",{"key":56,"path":57,"featured":14},"reading-speed","\u002Freading-speed-test",{"section":59,"hub":60,"tests":63},"memory",{"key":61,"path":62},"hub-memory","\u002Fmemory-tests",[64,67,70,73,76,79],{"key":65,"path":66,"featured":21},"number-memory","\u002Fnumber-memory-test",{"key":68,"path":69,"featured":14},"visual-memory","\u002Fvisual-memory-test",{"key":71,"path":72,"featured":21},"sequence-memory","\u002Fsequence-memory-test",{"key":74,"path":75,"featured":21},"verbal-memory","\u002Fverbal-memory-test",{"key":77,"path":78,"featured":14},"chimp-test","\u002Fchimp-memory-test",{"key":80,"path":81,"featured":14},"stroop-test","\u002Fstroop-test",{"section":83,"hub":84,"tests":87},"hardware",{"key":85,"path":86},"hub-hardware","\u002Fhardware-tests",[88,91,94,97],{"key":89,"path":90,"featured":14},"keyboard-test","\u002Fkeyboard-tester",{"key":92,"path":93,"featured":14},"mouse-test","\u002Fmouse-tester",{"key":95,"path":96,"featured":21},"polling-rate","\u002Fpolling-rate-test",{"key":98,"path":99,"featured":14},"refresh-rate","\u002Frefresh-rate-test",{"section":101,"hub":102,"tests":105},"personality",{"key":103,"path":104},"hub-personality","\u002Fpersonality-tests",[106,109,112,115,118,121,124,127],{"key":107,"path":108,"featured":14},"big-five","\u002Fbig-five-personality-test",{"key":110,"path":111,"featured":14},"personality-test","\u002Fpersonality-test",{"key":113,"path":114,"featured":21},"quick-personality","\u002Fquick-personality-test",{"key":116,"path":117,"featured":21},"personality-types","\u002F16-personality-types-test",{"key":119,"path":120,"featured":14},"career-interests","\u002Fcareer-interest-test",{"key":122,"path":123,"featured":21},"dark-triad","\u002Fdark-triad-test",{"key":125,"path":126,"featured":21},"political-values","\u002Fpolitical-values-test",{"key":128,"path":129,"featured":21},"self-esteem","\u002Fself-esteem-test",{"key":131,"path":132},"spec-sheet","\u002Fspec-sheet",[134,137,140,143,146,149,152],{"key":135,"path":136},"about","\u002Fabout-us",{"key":138,"path":139},"methodology","\u002Fmethodology",{"key":141,"path":142},"instruments","\u002Fpersonality-questionnaire",{"key":144,"path":145},"facts","\u002Ffacts",{"key":147,"path":148},"privacy","\u002Fprivacy-policy",{"key":150,"path":151},"terms","\u002Fterms-of-use",{"key":153,"path":154},"contact","\u002Fcontact-us",{"key":8,"kind":156,"locale":157,"contentUpdated":158,"review":159,"title":160,"description":161,"h1":162,"intro":163,"sections":167,"related":263,"crumbs":280,"citations":286,"relatedHeading":308,"blurbs":309,"hubItems":314,"sourcesHeading":327},"hub","en","2026-10-06","ai-raw","Reaction tests – see how fast you react | Selfspecs","Free reaction tests that show how quickly you respond to what you see or hear. Each one keeps your result in your browser and explains how it was measured.","Reaction tests",[164],{"t":165,"v":166},"text","These reaction tests show how quickly you respond to something you see or hear. Pick one, press Start and your result stays in this browser.",[168,182,194,206],{"role":169,"section":170},"section",{"heading":171,"blocks":172},"What a reaction test measures",[173,178],{"type":174,"text":175},"paragraph",[176],{"t":165,"v":177},"A reaction test measures the time between a signal and your answer to it: a screen that turns green, a light that goes out, a sound. The signal is the same every time and the answer is a single press, so the number you get is about you and not about the task. It is your reaction time, which is not the same thing as how fast you think.",{"type":174,"text":179},[180],{"t":165,"v":181},"Because the answer is so simple, a reaction test is quick to take and easy to repeat. That is what makes it useful: you can try again tomorrow, or on another device, and see what changes.",{"role":169,"section":183},{"heading":184,"blocks":185},"Why your result is a little different every time",[186,190],{"type":174,"text":187},[188],{"t":165,"v":189},"Nobody reacts at exactly the same speed twice. Tiredness, the time of day, how much you expected the signal and the device in your hand all change the result a little. That is why a test uses several tries and shows the middle one, and why one fast try tells you less than a few in a row.",{"type":174,"text":191},[192],{"t":165,"v":193},"If a try is too early, the test does it again. If you look away, that try does not count. Neither is held against you.",{"role":169,"section":195},{"heading":196,"blocks":197},"What to bring",[198,202],{"type":174,"text":199},[200],{"t":165,"v":201},"Use a device you know well, sit comfortably and keep the screen in front of you. A phone, a laptop and a mouse all work, and each one adds its own small delay, which a browser cannot measure. For a fair look at how you are changing, use the same device each time.",{"type":174,"text":203},[204],{"t":165,"v":205},"Children and older visitors are welcome to take every test at their own pace. Nothing here runs on by itself: you decide when each try begins, and you can stop whenever you like.",{"role":169,"section":207},{"heading":208,"blocks":209},"What the studies say",[210],{"type":174,"text":211},[212,214,217,219,221,223,225,227,229,231,235,237,239,241,244,246,249,251,255,257,261],{"t":165,"v":213},"In a careful laboratory study of ",{"t":215,"v":216},"num","1,469",{"t":165,"v":218}," adults aged ",{"t":215,"v":220},"18",{"t":165,"v":222}," to ",{"t":215,"v":224},"65",{"t":165,"v":226},", the average simple reaction time to a light was ",{"t":215,"v":228},"230.8",{"t":165,"v":230}," ms",{"t":232,"id":233,"n":234},"cite","woods-2015",1,{"t":165,"v":236},". Trained sprinters can start their muscles in under ",{"t":215,"v":238},"85",{"t":165,"v":240}," ms after a gun",{"t":232,"id":242,"n":243},"pain-2007",2,{"t":165,"v":245},", and reaction time slows only a little with age. Our ",{"t":247,"v":248,"to":145,"key":144},"link","Facts",{"t":165,"v":250}," articles explain ",{"t":247,"v":252,"to":253,"key":254},"what a really good reaction time is","\u002Ffacts\u002Fhuman-reaction-time","facts-human-reaction-time",{"t":165,"v":256}," and ",{"t":247,"v":258,"to":259,"key":260},"how it changes with age","\u002Ffacts\u002Faverage-reaction-time-by-age","facts-reaction-time-by-age",{"t":165,"v":262},".",[264,267,272,277],{"key":28,"path":29,"title":265,"description":266},"Click speed tests","Free click speed tests: count your clicks a second, press the space bar as fast as you can or keep a tally of anything. Your results stay in your browser.",{"key":268,"path":269,"title":270,"description":271},"norms-reaction-time","\u002Faverage-reaction-time","Average reaction time","The average reaction time of adults in a published study, how far people spread around it, and how much delay your devices add to a result.",{"key":273,"path":274,"title":275,"description":276},"guide-improve-reaction","\u002Fguides\u002Fimprove-reaction-time","How to improve reaction time","How to improve reaction time in a fair way: set up the test well, practise short and often, stop guessing the signal, and know what practice cannot change.",{"key":254,"path":253,"title":278,"description":279},"What is a really good reaction time?","What is a really good reaction time? What studies of adults, sprinters and racing drivers found, and why a phone or browser makes your time look slower.",[281,285],{"key":282,"path":283,"name":284},"home","\u002F","What would you like to test?",{"key":8,"path":9,"name":162},[287,296],{"n":234,"id":233,"kind":288,"authors":289,"year":290,"title":291,"venue":292,"doi":293,"url":294,"participants":216,"population":295},"sample","Woods, D. L., Wyma, J. M., Yund, E. W., Herron, T. J., & Reed, B.",2015,"Factors influencing the latency of simple reaction time","Frontiers in Human Neuroscience, 9, 131","10.3389\u002Ffnhum.2015.00131","https:\u002F\u002Fwww.frontiersin.org\u002Fjournals\u002Fhuman-neuroscience\u002Farticles\u002F10.3389\u002Ffnhum.2015.00131\u002Ffull","Community volunteers in Rotorua, New Zealand, aged 18 to 65 (mean age 45.8, 40% men)",{"n":243,"id":242,"kind":297,"authors":298,"year":299,"title":300,"venue":301,"doi":302,"url":303,"population":304,"notes":305},"source","Pain, M. T. G., & Hibbs, A.",2007,"Sprint starts and the minimum auditory reaction time","Journal of Sports Sciences, 25(1), 79–86","10.1080\u002F02640410600718004","https:\u002F\u002Fpubmed.ncbi.nlm.nih.gov\u002F17127583\u002F","Nine sprinters starting from instrumented blocks",[306],{"date":158,"url":303,"quote":307},"Abstract: \"The simple auditory reaction time is one of the fastest reaction times and is thought to be rarely less than 100 ms.\" \"Reaction time in nine athletes performing sprint starts in four conditions was measured using starting blocks instrumented with piezoelectric force transducers\" \"Five of the athletes had mean reaction times of less than 100 ms in at least one condition and 20% of all starts in the first two conditions had a reaction time of less than 100 ms. The results demonstrate that the neuromuscular-physiological component of simple auditory reaction times can be under 85 ms and that EMG latencies can be under 60 ms.\"","Keep reading",{"reaction-time":310,"f1-reaction":311,"sound-reaction":312,"aim-trainer":313},"Find out how fast you react when the screen turns green.","Find out how quickly you can start when five red lights go out.","Find out how fast you react to a beep.","Find out how fast and how exactly you can hit targets.",[315,318,321,324],{"key":12,"path":13,"title":316,"description":317},"Reaction time test","Free reaction time test: tap or click when the screen turns green. Your middle time is set beside a published study of adults. No sign-up, no email.",{"key":16,"path":17,"title":319,"description":320},"F1 reaction test","Free F1 reaction test: five red lights come on one by one, then all go out. Tap the moment they do, and see your start time. No sign-up, no email.",{"key":19,"path":20,"title":322,"description":323},"Audio reaction test","Free audio reaction test: turn your sound on, wait for the beep and tap the moment you hear it. Your device's sound delay is allowed for. No sign-up.",{"key":23,"path":24,"title":325,"description":326},"Aim trainer","Free aim trainer: hit round targets of three sizes as fast as you can and see your time per target, your accuracy and a Fitts throughput score. No sign-up.","Sources",[329],{"section":6,"hub":9,"cards":330},[331,333,335,337],{"key":12,"test":12,"path":13,"title":316,"line":310,"minutes":234,"devices":332},{"mouse":14,"touch":14,"keyboard":14},{"key":16,"test":16,"path":17,"title":319,"line":311,"minutes":234,"devices":334},{"mouse":14,"touch":14,"keyboard":14},{"key":19,"test":19,"path":20,"title":322,"line":312,"minutes":234,"devices":336},{"mouse":14,"touch":14,"keyboard":14},{"key":23,"test":23,"path":24,"title":325,"line":313,"minutes":234,"devices":338},{"mouse":14,"touch":14,"keyboard":21},1791315142591]