The singer, 20 - who faced girlband Four Of Diamonds in the sing-off - expressed her belief that she never really stood a chance in the competition during an emotional interview on Good Morning Britain on Monday.
Gifty's claims come after social media went into uproar when the aspiring star's own mentor, show boss Simon Cowell, 57, accidentally opted to send her home instead of Four Of Diamonds.
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'I feel like they'd already made up their mind': Gifty Louise weighed in on the X Factor fix row on GMB on Monday after bumbling Simon Cowell accidentally opts to send his own act home
Speaking on Monday morning, Gifty said: 'I feel like the judges had already made up their mind.
'I feel like I was consistent every single week, but I wasn't confident about the song choice
I didn't feel too great about doing a third Fifth Harmony song, I was worried it would be too predictable. '
She also said that Simon has since apologised to her following his gaffe.
It's my fault! Simon was insistent he was to blame over the incident and Gifty has said he has apologisedHowever, she had a positive tone when talking about the experience.
She said: 'I am grateful for the opportunity. I made it to the final three girls, so I am chuffed.
'I was hoping to get on tour. This is serious for me. I want to get a career out of it.'
Richard Arnold asked her how she felt about the so-called 'joke act' Honey G still being in the competition, when she came ninth.
She said of the judges: 'I feel like they had made up their mind already. I wish it had gone to the public vote. I am crushed. I'm still shocked. It hasn't sunk in yet.'
Gone: Gifty was the fourth person voted off this year's The X Factor
'She is an entertainer and people have fun when they watch her,' she said.
'She has a huge fanbase and I'm not surprised she made it through. I don't hold it against her.'
Gifty revealed that she would rather the vote had gone to deadlock rather than be in the hands of the judges.
She said: 'I feel like they had made up their mind already. I wish it had gone to the public vote. I am crushed. I'm still shocked. It hasn't sunk in yet.'
Fuming: She failed to raise a smile during the interview, which highlighted how she was feeling - but she did say she was 'thankful for the experience'
It's not all bad: Gifty raised a smile as she posed for pictures backstage, wearing a black leather jacket and jeans
It sounds like she may have a point.
Gifty Louise appeared on the Lorraine show shortly after where she echoed her sentiments.
She also said: 'I was quite upset with Sharon [Osbourne] and Nicole [Scherzinger]'s decision. They gave me a standing ovation and then gave me a "no".'
On Sunday night, Gifty became the fourth person voted off this year's The X Factor.
Simon Cowell fell foul to the anxious atmosphere at The X Factor live show as he accidentally attempted to send home his own act during the judge's decision.