Introducing UniCipher : encrypt your playerprefs and any string to make them unreadable

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class UniCipher : MonoBehaviour
{

    public static UniCipher instance;
    public string separator = "@"; //never use @ as a letter right hand pair because it is used as separator.

    List<string> definitions;

    void Start()
    {
        DontDestroyOnLoad(this.gameObject);
        instance = this;

        definitions = new List<string>();

        definitions.Add("a-jkhd");
        definitions.Add("A-htr4");
        definitions.Add("b-4fdd");
        definitions.Add("B-4hfd");
        definitions.Add("c-980g");
        definitions.Add("C-99fg");
        definitions.Add("d-98fr");
        definitions.Add("D-ffb4");
        definitions.Add("e-njhk");
        definitions.Add("E-dsh4");
        definitions.Add("f-njhk");
        definitions.Add("F-x8cx");
        definitions.Add("g-jhhy");
        definitions.Add("G-j56h");
        definitions.Add("h-jkhu");
        definitions.Add("H-j9fd");
        definitions.Add("i-978f");
        definitions.Add("I-764r");
        definitions.Add("j-jnoi");
        definitions.Add("J-9f8g");
        definitions.Add("k-nhgf");
        definitions.Add("K-fdjh");
        definitions.Add("l-juy5");
        definitions.Add("L-fd9f");
        definitions.Add("m-jhki");
        definitions.Add("M-fd98");
        definitions.Add("n-h78d");
        definitions.Add("N-mkol");
        definitions.Add("o-980f");
        definitions.Add("O-poj0");
        definitions.Add("p-9fee");
        definitions.Add("P-7yhg");
        definitions.Add("q-jhgf");
        definitions.Add("Q-jf56");
        definitions.Add("r-kocv");
        definitions.Add("R-jium");
        definitions.Add("s-9ugf");
        definitions.Add("S-klfs");
        definitions.Add("t-lkgd");
        definitions.Add("T-09uj");
        definitions.Add("u-bfhg");
        definitions.Add("U-76fg");
        definitions.Add("v-234f");
        definitions.Add("V-098g");
        definitions.Add("w-hgnf");
        definitions.Add("W-0976");
        definitions.Add("x-75i8");
        definitions.Add("X-876l");
        definitions.Add("y-vfd8");
        definitions.Add("Y-klnh");
        definitions.Add("z-9gwe");
        definitions.Add("Z-kljo");
        definitions.Add("1-gfnj");
        definitions.Add("2-mjhf");
        definitions.Add("3-dwev");
        definitions.Add("4-ogjh");
        definitions.Add("5-mbhg");
        definitions.Add("6-pfjn");
        definitions.Add("7-9fjn");
        definitions.Add("8-76yf");
        definitions.Add("9-nmf9");
        definitions.Add("0-3nfp");

    }

    public string Encrypt(string text) {
        string result = "";
        foreach (char c in text) {
            result += CharEncrypt(c);
        }
        return result;
    }

    public string Decrypt(string text) {
        string[] enctext = text.Split(char.Parse(separator));
        string result = "";
        foreach (string part in enctext) {
            Debug.Log(CharDecrypt(part));
            result += CharDecrypt(part);
        }
        return result;
    }

    public string CharEncrypt(char c) {
        foreach (string definition in definitions) {
            if (char.Parse(definition.Split('-')[0]) == c) {
                return definition.Split('-')[1] + separator;
            }
        }
        return c.ToString() + separator;
    }

    public string CharDecrypt(string part) {
        foreach (string definition in definitions)
        {
            if (definition.Split('-')[1] == part)
            {
                return definition.Split('-')[0];
            }
        }
        return part;
    }

}