Strongly criticized
The Mibro Fit app is repeatedly criticized as basic, buggy, and poorly rated, lacking custom notification controls, volume display, and song name display, and is called the watch's 'biggest problem'.
Frequently criticized
Users report network errors when pairing the app to the watch, failed heart rate and SpO2 syncing, and notifications not arriving despite following setup instructions.
Frequently criticized
Several users are disappointed that the always-on display only works for about 20 minutes rather than continuously, calling it a deal breaker and 'not a REAL' always-on feature.
Strongly criticized
Some users report the watch failing entirely after a few months, including a known screen-line defect that turns the display yellow, and units that stop charging with no available repair parts.
Strongly criticized
One user describes a month of being strung along with excuses by customer service after a hardware fault, with no resolution offered, and another warns the company is known for bad software support.
Frequently criticized
A user reports the sleep report consistently shows only 4-5 hours when actual sleep is expected to be around 8 hours, questioning tracking accuracy.
Frequently criticized
One user notes the watch does not retain fitness data for even one day if it isn't backed up to the app, causing data loss.
Generally negative
A commenter notes the chunky bezel as a drawback, saying it would have been a purchase if not for that, comparing unfavorably to the classier-looking Mibro Lite.
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