https://apps.shopify.com/algoshop-countdown-timer?surface_detail=marketing-and-conversion-upsell-and-bundles-countdown-timer&surface_inter_position=8&surface_intra_position=5&surface_type=category&surface_version=redesign
Algoshop Promo Countdown Timer - Smart Countdown Timer create urgency and boost sales | Shopify App...
promo countdown
https://www.engadget.com/2012-12-17-google-play-holiday-offers.html
Google Play unveils 'surprise calendar countdown' promo for the holidays
Dec 17, 2012 - Ah, the month of December, when thoughts turn to mistletoe, eggnog and excruciatingly painful trips to the mall. However, Android users could find solace in...
google playfor theunveilssurprisecalendar
https://www.gog.com/forum/general/list_of_wrong_countdown_timezone_promo_of_gog/page16
List of wrong countdown / timezone promo of GOG, page 16 - Forum - GOG.com
list ofwrongcountdowntimezone