The public describes Kakkar as a "bubbly" person
Known for experimenting with her style and image, Kakkar's music and fashion sense are noted by the media. According to Republic World, she has an "impeccable taste" in fashion, and "whatever she wears becomes a trend" from her "outlandish outfits, voguish hairstyles or flawless makeup". Neha feels her happy-go-lucky attitude reflects in her work too making her one of the most flamboyant singers today. "I am a very energetic. I have fun during shootings and on stage. If you do things from heart, it reaches out to people".
In 2015, Kakkar was noted as the "innovative brain" behind the selfie videos of several songs that got viral on YouTube, which she started in 2012 with the song "Botal Khol" from Prague. The trend which media attributed to her, was considered by her as "lively interaction with her fans" which have sound, actions and emotions. Rewarding her with the title "Expression Queen", Aastha Banan from Mid Day wrote: "She sings looking into her phone, smiling sensuously and raising her eyebrows to the tune, emoting skillfully which helped her earn the title".
She is credited as a "lively performer" on stage. In an interview with The Hindu she said, "People look at my expressions and gestures and the way I move on stage. If I am entertained by what I sing, it will entertain those around me". Also, the media calls her an "emotional person" where she is seeing shedding tears a lot of times on the singing competition shows. During the shows and concert, Kakkar was often brutally trolled as a "cry baby" on social media for frequently crying on-screen, to which she admits that she is a "proud emotional girl" who does not wish to become "heartless" or "emotionless".
Kakkar is very active on social media platforms including Instagram, Twitter, Facebook and YouTube page, where she interacts with her fans and regularly posts updates about her life. She is one of the most followed Indian artistes on Instagram. In October 2019, she received the Instagram trophy, celebrating the first Indian musician and the fifth Indian to reach the milestone. In 2017, Kakkar was included in the list of 35 boldest entrepreneurs of India who are changing the game in various industries. The same year she appeared in the Forbes Celebrity 100, a list based on income and popularity of India's celebrities. She was listed at the sixty-fourth spot in 2017 and twenty-ninth spot in 2019. In 2019, Kakkar was listed on position second among the most viewed female artists on Youtube with 4.2 billion views worldwide.
