Her fourth studio album was released in early 2019, called Det bästa kanske inte hänt än.

[8] Sandén represented Sweden at the Junior Eurovision Song Contest in 2006, singing "Det finaste någon kan få".

[8] Sandén also met Markoolio and sang with him during this period, on his new album called Snow at Christmas rock.

[8] In summer 2007, Sandén participated in Diggiloo along with Lasse Holm, Linda Bengtzing, Lotta Engberg, Tony Roche, Charlotte Perrelli, Thomas Pettersson, Jan Johansen, Niklas Andersson, Lasse Berghagen, Benjamin Wahlgren and Magnus Johansson.

[8] In summer 2008, she participated again in Diggiloo with Lasse Holm, Linda Bengtzing, Lotta Engberg, Thomas Pettersson, Måns Zelmerlöw, Nanne Grönvall, Stefan and Kim and Magnus Johansson.

[13] Her cover of Dea Norberg's song "Den underbara dagen du kommer hem" was used in advertisements for the fast food chain Sibylla in 2008.

[8] Also in 2008, Sandén participated with Janne Schaffer, Jan Johansen, Johan Boding and Sara Löfgren in Sun, Wind & Water, a tribute to Ted Gärdestad.

[14] In the 2009 Melodifestivalen, Sandén qualified for the grand final with her song "Så vill stjärnorna" but finished last with only two points, which were awarded by the international jury.

[5] She performed in the fourth heat in Gävle on 27 February with the song "Youniverse", which she co-wrote with Danny Saucedo and John Alexis.

Sandén's fourth studio album, Det bästa kanske inte hänt än, was released on 29 May 2019 under the Sony label.