While Cash App does have some disadvantages, they are far outweighed by the advantages. The main disadvantages of Cash App are:
1. Fees: Cash App charges a fee for each transaction.
2. Exchange Rates: When you exchange money on Cash App, you will get a slightly different exchange rate than what you would get if you went to a currency exchange.
3. Limited Countries: Cash App is only available in the United States and the United Kingdom.
4. No Customer Service: Cash App does not have a customer service number that you can call if you have problems with the app.