Unlimited talk and text plans required for each device range from $19.99–$49.99 per month. The Smart4 also required a data plan ranging from $5–$30 per month. So the monthly cost for the Smart4 starts at $24.99, and the starting cost for the Flip2 starts at $19.99. Is the Jitterbug a good cellphone for older adults?

Lively medical alerts systems start at $24.99 per month for monitoring services—the price for Mobile Plus, Apple Watch, and Alexa devices. Your monthly price will depend on whether you choose the basic package ($24.99) or the premium package for $10 more ($34.99).

Lively offers health and safety products and services for older adults, including mobile devices, cellular service, mobile apps and a wearable device. The company provides US-wide cellular service as a mobile virtual network operator (MVNO) through the Verizon Wireless network.

The Jitterbug Smart4 costs $149.99, plus a $35 activation fee. You'll also need to add a talk, text, and data plan, with options ranging from $19.99 for the Basic plan plus 1 GB of data for $5 monthly to $49.99 per month for unlimited talk, text, and data.