Not all puzzle-solving tools are created equal. Below you will find a carefully curated list of some of the most useful.

Affine Cipher

Alphametic (see Cryptarithm)

Alt Codes

Anagram

ASCII

Atbash

Caesar Cipher

Crossword Puzzles & Word Patterns

  • Design215 word pattern finder Uses wildcards, known letters, includes/excludes, and patterns to find words.
  • One Across crossword puzzle help Enter a clue and an answer length or pattern to assist with solving crosswords
  • OneLook Dictionary Search With over 21 million words indexed from over a thousand dictionaries, OneLook finds both words and phrases that match certain criteria. It also has a neat feature which will search for words related to a particular word or concept. For example, you can search for words that relate to ‘electricity,’ or ‘winter sports,’ or anything else you like.

Cryptogram

  • Quipqiup From the website: “quipqiup is a fast and automated cryptogram solver by Edwin Olson. It can solve simple substitution ciphers often found in newspapers, including puzzles like cryptoquips (in which word boundaries are preserved) and patristocrats (inwhi chwor dboun darie saren t).”

Cryptarithm

Tap Code

  • Tap code solver  This solver allows you to type either the dots or the number pairs and translates in realtime.

Text Analysis

Vigenere

  • dCode Vigenere solver Will attempt to solve based on a known keyword, keyword length, and/or words that could possibly appear in the plaintext.