First Day of new release LapStar . Feedback please

After 9 months of work I’ve finally released my free pro quality stopwatch app - Lapstar

LapStar stopwatch and lap timer

I’m a UK based indie developer with a UX background who has previously had success with several Stopwatch apps having more than 3 million downloads combined over the last seven years.

My aim is to create a simple intuitive stopwatch that’s as functional as it can possibly be, from timing an egg to track athletics.
The app is ad free and offers IAP premium upgrade that includes TTS speech.

I would appreciate any feedback and please feel free to use one of the free upgrade codes below.

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