Variant spellings of some letters can be used to produce sets of different numbers, which can be added up or analyzed separately. Pythagorean English Gematria is based on a method called “Reduction.” All numbers are reduced to single digits. Letters J-Z  have double digit values and need to be reduced. For example, Z is 26 according to the simple English Gematria chart above. According to Pythagorean Gematria, Z will be equal to 8 (2+6) this is the sum of its digits. EnglishQabala.com is yet another free website with an online gematria calculator. If you are not familiar with this gematria then these guidelines can be helpful to get a better understanding of it. You can enter your input there and calculate the gematria. This calculator supports Simple gematria, English gematria, and Hebrew/Jewish gematria. Once you complete the input, you get the gematria for it. Below that, it gives you a character breakdown of each gematria as well. Gematrinator.com is my favorite website on this list to calculate gematria online. This calculator has a collection of over 30 gematria ciphers. You can configure it for the ciphers that you want to use. Apart from that, it also breaks the value character-by-character.