22:49 CET - It's over in Umag as Alexei Popyrin (23) has got the better of Stan Wawrinka (38) in three sets, seeing him off 6-7, 6-3, 6-4 to lift the trophy in Croatia.
19:46 CET - We have two more finals to bring you later tonight from Umag and Atlanta, but before that, here are our two Flashmoments of the day.
17:05 CET - Another home favourite Alexander Zverev (26) has picked up a title, this time in his hometown of Hamburg. The German beat Laslo Djere (28) 7-5, 6-3 in one hour and 50 minutes.
15:51 CET - Elisabetta Cocciaretto (22) wins her maiden title on the WTA tour as she gets the better of Clara Burel (22) 7-5, 4-6, 6-4 to win in Switzerland.
14:52 CET - Iga Swiatek (22) has done it. The Polish world number one has won her second game of the day to lift the title in her home country, beating Laura Siegemund (35) 6-0, 6-1 to be crowned champion.
13:39 CET - A busy day in store for Iga Swiatek (22) in Warsaw with her already back out for the final after beating Yanina Wickmayer (33) 6-1, 7-6 in the semi-final, where she was pushed hard over 84 minutes in the second set. Now, the final against Laura Siegemund (35) is already underway.
9:17 CET - We have an overnight result in Atlanta as Aleksandar Vukic (27) progressed to the final where he'll face Taylor Fritz (25). Vukic defeated Ugo Humbert (25) 3-6, 7-6 (7-2), 7-5.
7:40 CET- Hello and welcome to finals day with Flashscore! We have some big finals to look forward to in Hamburg, Croatia and Switzerland as players continue their preparation for the US Open.
The standout from today's action in the ATP tour to keep an eye on comes from Hamburg where Zverev takes on Laslo Djere (28) and Croatia where Wawrina faces Alexis Popyrin (23).
Whilst Swiatek will be hoping to book her place in the final at Warsaw, she currently holds a one-set lead as play was forced to halt at 6-5, 5-5.