# HZ-RGB — user reviews > 23 indexed App Store user reviews of HZ by Xiamen C-chip Technology Co., Ltd., rated 2.70/5 from 32 ratings. - Source: https://appshunter.io/ios/app/hz-rgb/id1316875870/reviews - App overview in markdown: https://appshunter.io/ios/app/hz-rgb/id1316875870.md - Rating breakdown: 5★ 6 · 4★ 6 · 3★ 3 · 2★ 5 · 1★ 12 ## Newest reviews (4 of 23) ### 2/5 — UPDATE!!!!!!!! *2019-10-29, version 2.1.2* Please update app to be capable with iOS 13 ### 2/5 — Bluetooth connection *2019-10-06* Bluetooth was working for about a week and randomly it was not connecting. I lost connection to Bluetooth and it does not want to connect again. How do I reconnect this again?? ### 2/5 — bluetooth *2019-08-26* can’t even connect to bluetooth, need be fix ### 2/5 — Fix the Issue *2019-03-23* I can’t change the colors from the app. I have a IPhone X Max. ## Most critical reviews (10 lowest-rated) ### 1/5 — Lee lights *2021-10-16* Can’t change my lights at aww ### 1/5 — App needs an update won’t work with iOS 14.2 *2021-04-29* Was 5 stars but now 1 star because I can’t use the app my lights don’t work I can’t get it connect to the Bluetooth. Please update app lights won’t work since the new iOS update ### 1/5 — Update *2021-04-09* Needs another update for ios14 ### 1/5 — Fix Bluetooth!!!!! *2020-04-25* Bluetooth worked with the colors for about 10 minutes, closed the app and now it won’t connect again! First day purchased and installed! Fix this bug!!!! ### 1/5 — L *2020-04-22, version 2.1.3* Don’t work on new iPhones. Plz fix ### 1/5 — App crashes *2019-10-11* When you go to music to play lights to music it force closes please fix ### 1/5 — Stopped working *2019-10-11* Worked great until I got a new iPhone with iOS 13. Will not connect to Bluetooth.. can’t even find Bluetooth, if it does not lock up first. would be nice if they would update the app.. as is, it’s useless as it simply won’t connect, which leaves my led lights worthless. Obviously a poor developer, and pretty much screwed me and many others out of our hard earned money. ### 1/5 — Does not work *2019-04-23* Can anyone really help in why the Bluetooth doesn’t connect and when it does it doesn’t work ???? ### 1/5 — Lights Problem *2018-11-21* Only had them for 3 days and they broke & my lights keep flashing ### 2/5 — Won’t connect *2020-07-13* My lights won’t connect!!!! I have had them for a month and everything worked very well but now all the sudden they disconnected and I can’t get them to reconnect please help !!!!! ## Most praised reviews (9 highest-rated) ### 5/5 — Good but... *2018-11-06* Good but why doesn’t the music play ### 4/5 — Bright *2019-10-24* It’s awesome but you need to fix the microphone one ### 4/5 — Bluetooth issues *2019-05-27* My Bluetooth still isn’t connecting to my Nissan Versa Note sr 2015. Please help fix this bug. It was working now my app won’t find the device when I try to use to Bluetooth ### 4/5 — Not working *2019-03-09* Loved it but the bluetooth doesn’t connect anymore need help before bringing it in for warranty. ### 4/5 — Help *2019-02-26* Can someone Help Me Connect the App to the lights ### 4/5 — iOS *2018-06-14* So far so good on my iPhone 6s+ Love the low beams and rgb demon eye bulbs very pretty and super clear when driving. If anyone reads this can you please contact me if they offer an under lighting kit. Since installing this product the current BT under lights I have can’t be controlled they are just stuck on green. 🤷🏻‍♂️ I’ve tried several reset tricks and several different apps to try to get it to work but nothing works at all. Thanks in advance😊 ### 3/5 — Needs work on iPhone Music portion *2019-03-27* Only worked with 1 song on my iPhone but none of my other purchased songs ### 3/5 — ? *2018-06-16* My lights stay on .. there is a blue light that still displays even when I turn the app off , i have to disconnect physically for it to be off ... i wanted to know how could I fix that ? ### 2/5 — Needs Attention, not compatible with iOS 13 *2020-01-09* App has stopped working since iOS 13 and has not had any updates in a while. Was great while it was working but developers don’t seem to care or respond to customers concerns. --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*