Top 13 Best Pingdom Alternatives 2019 to Monitor Websites
Updown.io offers services but in a different style. Instead of purchasing a plan you just need to buy the credits. At first sign up you will get 100,000 credit for free. The good thing is they also let you know how long these credits lasts with the current number of monitors and check frequency. And they are of course offer unbeatable prices. Use credit card, Paypal or Bitcoins to purchase the credits.