Noa's music is influenced by the singer-songwriters of the 60s such as Paul Simon, Joni Mitchell, Leonard Cohen, and James Taylor.

"[9] In 1998, Noa recorded the part of Esmeralda in French for the original soundtrack of the multi-Platinum selling "Notre Dame de Paris", but did not play the role in the musical.

[10] In May 2002, she took part in a concert at the Rome Colosseum, under the banner of "Time for Life – A Tribute for Peace", featuring Ray Charles, Mercedes Sosa, Khaled, Nicola Piovani, and artists from Afghanistan, Sarajevo, Belgrade, Africa and Ireland.

[11] In September 2005, she performed at the Ambrosetti Forum which took place in Villa d'Este, Como, Italy, in the presence of Shimon Peres, Saeb Erekat and Amr Moussa.

[citation needed] In November 2010, Noa and Mira Awad performed at the closing concert of the Science for Peace event hosted by the Fondazione Umberto Veronesi at the Bocconi University in Milan, Italy.

[citation needed] In February 2025, Noa and Mira Awad performed at the first night of Sanremo Music Festival with a cover of Imagine.

[7] Noa has considered herself to have left-wing political views in various occasions,[20][21] claiming she repeatedly faced harsh criticism in her home-country of Israel "for being outspoken about peace".

[20] Throughout her career, she took part in several events celebrating Israel's Independence Day around the world, including live performances in London[22] and Vancouver.

[21][23] The singer has also been an advocate for a peaceful resolution of the Arab–Israeli conflict,[23][24] citing the assassination of Yitzhak Rabin in November 1995 as a turning point for her political activity;[23] (she had been performing at the rally minutes before Rabin was murdered [25]) she has publicly supported a two-state solution and aligned with organizations promoting co-existence between Arab-Palestinian and Jew citizens of Israel.

[23] In February 2016, following the publication of a then-deleted report from the Jerusalem Post, which alleged that Noa supported Boycott, Divestment and Sanctions,[21][26] she denied having any kind of ties to the movement, stating that she herself was "a victim of its hypocritical and harmful activity.

"[23] An outspoken critic of Benjamin Netanyahu's politics,[21][24] Noa openly condemned the judicial reform backed by the Prime Minister's sixth cabinet in 2023, confirming she was involved in the resulting protests and stating that Israel was facing "the worst crisis of its history".