There are different kind of wallets available for coins, some may have of a long list of coins that can be stored some have short lists every person. Since we all want to hold on to coins that we have and not single wallet allows us to store the coins in it. Best cheap solution is Buy a reasonable android or apple mobile, make a list of your coins and see how many diff wallets you will need to store all your coins that are in exchanges. Download all wallets, transfer coins in mobile wallet. After the transfer is complete. Switch off your mobile phone and keep it in a safe place. Make sure you have back up words/ key/ or whatever means wallet has used. Secure the backup as well and CHILL. A mobile that stays in use is not a safe wallet since it is connected with internet either via WiFi or DATA. In order to have a safe cold wallet, it has to be a mobile which is a secondary mobile only used for the purpose to safeguard your assets.
