Great Service
Very Clear Instructions, Price given was the price received, and payment was deposited within 24hrs. I will only trade in my phones through Whistle from now on.
By Tiffany S.
Saturday, November 7, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
213 reviews
Select a line to read only those reviews.
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Backflip is listed under Appliances & Electronics.
Backflip (backflip.com) has 213 customer reviews on The Fair Hearing, with an average rating of 4.8 out of 5.
Showing 198 reviews with 5 stars · Clear filters
Very Clear Instructions, Price given was the price received, and payment was deposited within 24hrs. I will only trade in my phones through Whistle from now on.
By Tiffany S.
I seen their ad on a website and I clicked on it. I placed my information of my item in their format and they sent me the packaging material. I quickly got it shipped and waited for them to get it & 24 hours later I was paid. Love the company.
By Lance K.
Super fast and really seamless!
By Sidharth V.
Great site! 10/10
By Evan V.
Quick, easy, efficient. I wish I would’ve known about this place a long time ago!
By Jessy V.
It’s a trustworthy company and the process is so fast and easy!
By Ana C.
I will definitely sell to Whistle again! I had a broken iPhone X. The screen would not even turn on. I did not want to just throw it away. After the promos, I ended up making $80.00 within a couple days for something that would have gone in the trash! Highly recommend the super easy process!
By Ashley F.
My experience was very positive. The service was excellent and I got a good price for my phone. I will highly recommend Whistle to my friends and family.
By Echo W.