As of April 2024, here is a list of some of the easiest digital nomad visas to obtain, taking into consideration factors such as income requirements, application process, and eligibility criteria:

Mexico Nomad Visa:

Income requirement: None specified. However, you must demonstrate economic solvency, typically by providing bank statements showing a minimum balance of funds for the previous six months. The exact amount varies but is generally affordable.
Application process: The process is relatively straightforward and involves submitting an application, providing necessary documents, and paying the required fees.
Eligibility: This visa is open to remote workers or digital nomads who can demonstrate their ability to support themselves financially during their stay in Mexico.
Estonia Digital Nomad Visa:

Income requirement: You must demonstrate an income of at least €3,504 per month (approximately $3,720) in the previous year, or a lump sum equivalent to 12 times the monthly amount.
Application process: Estonia has a user-friendly e-residency program that allows digital nomads to apply for the visa online. The process is generally efficient and well-organized.
Eligibility: The visa is open to remote workers or freelancers who intend to work for clients or companies outside of Estonia. You must also have valid health insurance and a clean criminal record.
Croatia Digital Nomad Visa:

Income requirement: You need to demonstrate an income of at least HRK 16,800 (approximately $2,120) per month, or HRK 201,600 (approximately $25,440) per year.
Application process: The application process is relatively simple and involves submitting the required documents to the Croatian embassy or consulate.
Eligibility: This visa is available to digital nomads who intend to work remotely for foreign clients or companies and can demonstrate their source of income. You must also have valid health insurance and sufficient funds to cover your stay.
Portugal Remote Work Visa (D7 Visa):

Income requirement: There is no specific minimum income requirement. However, you must demonstrate sufficient and sustainable funds to support yourself and any dependents during your stay in Portugal.
Application process: The process involves submitting an application and supporting documents to the Portuguese embassy or consulate. The requirements are generally clear and straightforward.
Eligibility: This visa is open to remote workers or digital nomads who intend to work remotely and can demonstrate their source of income. You must also meet other criteria, such as having valid health insurance and a clean criminal record.
Greece Digital Nomad Visa:

Income requirement: As of January 1, 2023, the income requirement is an annual income threshold of €35,000 for employees or €20,000 for freelancers. This amounts to approximately $37,200 for employees and $21,200 for freelancers, based on the exchange rate in April 2024.
Application process: Greece has a dedicated digital nomad visa scheme with a straightforward application process. You can apply online and submit the required documents electronically.
Eligibility: This visa is open to remote workers or freelancers who intend to work for non-Greek clients or companies. You must also have valid health insurance and a clean criminal record.
Please note that visa requirements may change over time, and it is important to consult the official government sources for the most up-to-date information. Additionally, while these visas may be considered relatively easy to obtain, each application is assessed on a case-by-case basis, and approval is not guaranteed. It is always recommended to carefully review the eligibility criteria and prepare the necessary documents to increase your chances of a successful application.