Based on the user reviews, here are three cons and three pros, 15 words limited for each item:
1Several users found the app frustratingly slow and unresponsive, leading to missed sessions.
2Some users experienced issues with accuracy, resulting in uneven or missed hair removal.
3A few users reported difficulty in customizing settings and navigating the app's layout.
1Most users praised the app's ease of use and simple, intuitive interface.
2Many users experienced significant hair reduction and noticeable results after consistent use.
3Several users appreciated the app's gentle and efficient removal technique, reducing discomfort.

Please note that these are just summaries based on the user reviews, and individual experiences may vary.