ESPN FC's Stewart Robson breaks down the latest transfer rumours surrounding Paul Pogba, Rafinha and more in Rumour Rater.
With the transfer window open across Europe, clubs are now able to finalise the signings of players they have monitored and negotiated with for months.
The transfer window is shorter this summer but that does not mean it will be any less busy.
See who has left which club, where they are headed and the terms of the moves with our transfer tracker below:
PREMIER LEAGUE
ARSENAL
In: Bernd Leno (from Bayer Leverkusen), Stephan Lichtsteiner (from Juventus), Sokratis (from Borussia Dortmund), Lucas Torreira (from Sampdoria), Matteo Guendouzi (from Lorient)
Out: Jack Wilshere (to West Ham), Santi Cazorla (out of contract), Per Mertesacker (retired), Takuma Asano (loan to Hannover)
CHELSEA
In: None
Out: Kenedy (loan to Newcastle), Trevoh Chalobah (loan to Ipswich Town), Jake Clark-Salter (loan to Vitesse), Dujon Sterling (loan to Coventry), Lewis Baker (loan to Leeds), Nathan Baxter (loan to Yeovil), Reece James (loan to Wigan)
LIVERPOOL
In: Naby Keita (from RB Leipzig), Fabinho (from Monaco)
Out: Emre Can (to Juventus), Jon Flanagan (to Rangers), Ovie Ejaria (loan to Rangers), Jordan Williams (to Rochdale), Yan Dhanda (to Swansea)
MANCHESTER CITY
In: Riyad Mahrez (from Leicester)
Out: Angus Gunn (to Southampton), Yaya Toure (out of contract), Pablo Maffeo (to Stuttgart), Angelino (to PSV Eindhoven), Javairo Dilrosun (to Hertha Berlin), Olarenwaju Kayode (to Shakhtar), Pablo Maffeo (to Stuttgart), Jacob Davenport (to Blackburn), Ashley Smith-Brown (to Plymouth), Erik Palmer-Brown (loan to NAC Breda)
MANCHESTER UNITED
In: Fred (from Shakhtar Donetsk), Diogo Dalot (from Porto), Lee Grant (from Stoke)
Out: Michael Carrick (retired), Joe Riley (to Bradford City), Sam Johnstone (to West Brom), Joe Riley (to Bradford), Dean Henderson (to Sheffield United, loan)
TOTTENHAM HOTSPUR
In: None
Out: Keanan Bennetts (to Borussia Monchengladbach)
Former Shakhtar Donetsk midfielder Fred moved to Manchester United.LA LIGA
ATLETICO MADRID
In: Rodri (from Villarreal), Nehuén Pérez (from Argentinos Juniors), Antonio Adan (from Real Betis)
Out: Fernando Torres (to Sagan Tosu), Bernard Mensah (to Kayserispor), Gabi (to Al Sadd), Diogo Jota (to Wolves)
BARCELONA
In: Arthur (from Gremio), Clément Lenglet (from Sevilla)
Out: Andres Iniesta (to Vissel Kobe), Paulinho (to Guangzhou Evergrande), Gerard Deulofeu (to Watford), Rodrigo Tarín (to Leganes)
REAL MADRID
In: Vinicius Jr. (from Flamengo), Andriy Lunin (from Zorya Luhansk), Alvaro Odriozola (from Real Sociedad)
Out: Cristiano Ronaldo (to Juventus), Omar Mascarell (to Schalke), Philipp Lienhart (to Freiburg), Achraf Hakimi (loan to Borussia Dortmund)
BUNDESLIGA
BAYERN MUNICH
In: Leon Goretzka (from Schalke), Alex Timossi Andersson (from Helsingborg), Marius Wolf (from Eintracht Frankfurt), Abdou Diallo (from Mainz)
Out: Douglas Costa (loan to Juventus made permanent), Tom Starke (retired), Niklas Dorsch (to Heidenheim), Timothy Tillman (loan to Nurnberg), Fabian Benko (to LASK), Leo Weinkauf (to Hannover)
BORUSSIA DORTMUND
In: Thomas Delaney (from Werder Bremen), Marius Wolf (from Eintracht Frankfurt), Marwin Hitz (from Augsburg), Abdou Diallo (from Mainz), Eric Oelschlägel (from Werder Bremen), Achraf Hakimi (loan from Real Madrid)
Out: Roman Weidenfeller (retired), Andriy Yarmolenko (to West Ham), Dominik Reimann (to Holstein Kiel), Sokratis (to Arsenal), Felix Passlack (loan to Norwich), David Kopacz (to Stuttgart), Gonzalo Castro (to Stuttgart)
Emre Can moved from Liverpool to Juventus on a free transfer.SERIE A
AC MILAN
In: Pepe Reina (from Napoli)
Out: None
INTER MILAN
In: Radja Nainggolan (from Roma), Stefan de Vrij (from Lazio), Kwadwo Asamoah (from Juventus), Lautaro Martinez (from Racing Avellaneda), Matteo Politano (from Sassuolo)
Out: Davide Santon (to Roma), Nicolo Zaniolo (to Roma), Geoffrey Kondogbia (to Sevilla), Jens Odgaard (to Sassuolo), Davide Bettella (to Sassuolo), Federico Valietti (to Genoa), Marco Carraro (to Atalanta), Yuto Nagatomo (to Galatasaray), Samuele Longo (loan to Huesca), Rey Manaj (loan to Albacete)
JUVENTUS
In: Cristiano Ronaldo (from Real Madrid), Emre Can (from Liverpool), Douglas Costa (loan from Bayern Munich made permanent), Mattia Perin (from Genoa), Andrea Favilli (from Ascoli), Joao Cancelo (from Valencia)
Out: Gianluigi Buffon (to PSG), Stephan Lichtsteiner (to Arsenal), Kwadwo Asamoah (to Inter Milan)
ROMA
In: Javier Pastore (from PSG), Justin Kluivert (from Ajax), Ivan Marcano (from Porto), Ante Coric (from Dinamo Zagreb), Bryan Cristante (from Atalanta), Antonio Mirante (from Bologna), Davide Santon (from Inter Milan), Nicolo Zaniolo (from Inter Milan)
Out: Radja Nainggolan (to Inter Milan), Umar Sadiq (loan to Rangers)
LIGUE 1
PARIS SAINT-GERMAIN
In: Gianluigi Buffon (from Juventus), Kylian Mbappé (from Monaco)
Out: Javier Pastore (to Roma), Thiago Motta (retired), Odsonne Edouard (to Celtic), Jonathan Ikoné (to Lille), Yuri Berchiche (to Athletic Bilbao)
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Source: espn.co.uk