$27.99
Harry's LapTimer GrandPrix
by Harald SchlangmannHarry's LapTimer is the advanced tool for car enthusiast and track day visits.
Last 19 Comments
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App when it works is great, but it can be finicky. 8 years ago
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I love this app. 8 years ago
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App has gotten worse every revision and crashes on anything beyond basics. 9 years ago
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This app didn't work well on my Samsung Galaxy S7 for some reason. 9 years ago
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If you are a track rat, this app is phenomenal! 🏎️🏎️🏎️. 9 years ago
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Works very well, fluent layout and is packed with features UPDATE: Still very happy with the app since the initial purchase. 9 years ago
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Keeps crashing on my Nexus 6p. 9 years ago
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I am very used to hi tech gadgets and software and getting the best out of them. 9 years ago
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I nearly switched to an iPhone just to get this app. 9 years ago
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Pair this with a 10hz GPS and go pro hero 3 or 4 and you have a simple to use all in one logger with video overlay without the need for a PC or the cost of "pro" setups. 10 years ago
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It doesnt recognize the start finish lines at 2 tracks we hit. 10 years ago
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Brilliant app with amazingly rich features. 10 years ago
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The latest update erased all my cars and setup!!! Confusing UI, online help unrelated to Android UI, got the recommended OBDLink LX but keep getting refresh rate too low. 10 years ago
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If you are looking for a lap timer for your track days, you can end your search here. 10 years ago
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I am able to study my laps and look for opportunities of getting better. 11 years ago
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Do not buy this app. 11 years ago
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New interface with GoPro control from the app. 11 years ago
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Long awaited GP version for Android and it was worth the wait. 11 years ago
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A must have for any track day. 11 years ago