Digital aids are more of a computer. SharpEar Whereas the analog type turns sound waves into electronic signals, digital aids translate the sounds to numerical code. The code can actually be programmed so that it is able to also make some frequencies louder than others. This type of hearing aid will more flexibly be adjusted by the professional to what the individual needs.
If you are concerned that the individual trying to sell you a hearing aid is just in it for the money then you might be right. They may need a commission for getting you to purchase a hearing aid. What is important is that what they are telling you is all accurate information and that you are not being taken advantage of. If you are concerned about this then you might be wise to look into it further by even going to another place that sells aids to see how the prices compare and what they have to say about your needs.
Once you find a place that you believe is trustworthy then hopefully you are further on your journey to being able to hear once again as you used to be able. This is not an area to avoid out of embarrassment. It will be well-worth it to be able to communicate with friends and family again.
If you are someone who has to use a hearing aid to hear, there is no reason for you to be ashamed. Although society tends to make those who have to use assistive aid devices feel uncomfortable by drawing attention the prosthetic, with the rapid advancement of technology, it is becoming harder to tell when someone is wearing one.