Renting a car in Tulum is safe. Many tourists are concerned when traveling to Mexico because of the high rates of violence in some cities, which are spread in the news, however, Tulum, like the rest of the tourist destinations in the Riviera Maya, and the city of Cancun itself, can qualify as safe destinations, since violence rates are even lower than in most cities in the United States or Europe itself.
Of course, as in another part of the world there is a group of precautions that you must take to avoid theft of your belongings or your own car.
On the other hand, it is recommended that you rent your car in a well-known company to avoid the scams that some travelers report when renting a car in Tulum, which are deceptive practices that some rental companies carry out not only in Tulum, but anywhere in the world.

The cost of renting a car in Tulum, Mexico varies depending on the season of the year in question. In general, in this area of southern Mexico, the low tourist season begins in May and lasts until mid-December. At this time the prices are lower since the demand for cars is lower.
Prices also vary slightly from one car rental company to another. To rent a cheap car in Tulum it is best to travel in low season, but another option is to look for the deals. Car rental agencies systematically offer deals, where car rates can be significantly lower than their standard rate.

Yes, as explained on this page, renting a car in both Cancun and Tulum is safe. As for driving in both cities, as well as the journey from one to the other, it is also safe. Both cities have their roads in a good state of maintenance and are very well signposted.
The highway that connects all the points of the Riviera Maya is rather straight, so it is not dangerous. In some sections you will find toll points.

The minimum age established to rent a car in Tulum is 21 years old. Most car rental companies establish an additional tax for those young people between 21 and 25 years of age to rent a car in Tulum.
If your age is in that range, it is recommended that you contact the agency before making the reservation to find out the details of their policies in this regard.

Driving in Tulum, Mexico is easy. The city is relatively small. Its streets are in a good state of maintenance. On the other hand, it has abundant traffic signs, many of them in Spanish and English. However, they are quite intuitive for anyone.

In Mexico, Liability Insurance is mandatory, so you must pay for this insurance when renting your car in Tulum or any other Mexican city. You should bear in mind that most of the insurance included in credit cards, even if they are from the United States, are not valid in Mexico. You should contact the car rental company for more details about their policies in this regard. See car rental insurances in Tulum.

The most common is that travelers who choose Tulum as their destinations arrive through the Cancun international airport. These two cities are located at a distance of 118 km from each other. So renting a car in Cancun is the most convenient way to travel to Tulum. This way you will not only make your journey faster, but also safer.
Another alternative is to travel by ADO bus, but this variant, despite being cheaper, is more uncomfortable and entails the risk of being involved in crowds, which is risky in times of Covid-19.

In Tulum there is no airport, so to travel to this city you will have to do it from one of the nearby airports. The best known and busiest is the Cancun International Airport, which is about 118 km away.
The journey from Cancun to Tulum is safe, as well as pleasant, as you will pass through several of the best-known and most visited tourist destinations in the Riviera Maya.

The cheapest way to travel to Tulum is by ADO bus. At the Cancun airport itself you can take an ADO bus, the journey lasts about an hour and a half and the price ranges around $ 260 Mexican pesos, which depending on the change is around $ 15 usd.

The best time of year to travel to Tulum will depend on your tastes and needs. For example, if you travel between November and December, you will have passed the risk of being caught by a cyclone in the Caribbean and these months are also included in the low season, which runs from May to mid-December, so prices are lower.
However, to enjoy a warmer climate, it is best to travel in summer, in the months of June to August.