Online Base32 Decoder: Convert Base32 Data or File to Text

Our Online Base32 Decoder is a user-friendly tool that allows you to convert Base32 encoded strings back into their original plain text format. This tool is perfect for those working with Base32 encoded data or for educational purposes to understand how encoding and decoding works.

What is Base32?

Base32 is a binary-to-text encoding scheme that represents binary data in a human-readable format using a set of 32 different characters. It’s designed to make binary data more suitable for text-based systems, such as email, URLs, or configuration files, where not all binary data can be safely transmitted.

What is Base32 decoding?

Base32 decoding is a critical step in recovering your original data from its encoded state, allowing you to access and interact with it as needed. This procedure entails converting a Base32-encoded string back to its original plain text (or binary) format, allowing you to view and manipulate the data without being constrained by the encoded representation. By decoding Base32 strings, you may restore your data to its original state, making it easier to understand and use in a variety of applications.

Can I decode any Base32 string with this tool?

The Base32 decoder tool is designed to accurately and efficiently decode Base32-encoded strings, ensuring that you can retrieve your original data as long as the string was correctly encoded in Base32 to begin with.

Proper encoding is crucial for the successful decoding of any Base32 string, as it guarantees that the data has been accurately represented in the Base32 format.

With our Base32 decoder tool, you can quickly and easily decode your Base32 strings, confident in the knowledge that the output will be accurate and reliable, provided that the input was correctly encoded.

Can I decrypt Base32 with this tool?

Base32 is not an encryption method, it is a binary-to-text encoding scheme used to represent data in a different format. Base32 encoding is reversible, meaning you can decode the Base32-encoded data back to its original binary format, but since this is not an encryption method, it is not called decrypt, but decode.

How to use this tool?

The tool was created in such a way that its use is self-explanatory and that you are not intimidated by too many complicated settings.

Here is a short and simple guide:

1. Enter the data to be decoded in the input field or upload a file.
2. Check the “Decode each line separately” option if you want each line to be decoded separately.
3. The decoded Base32 data will automatically appear in the output field, from where you can copy it using the Copy button.

Is my data safe?

Yes, all conversions are done on your device, on the client side, i.e. we do not send or store data from input and output data on our servers.

Can I use this tool on my mobile device?

Yes, our web software is responsive and can be utilized across a variety of devices, including desktop computers, laptop computers, tablets, and smartphones.

What is the difference between Base32 and Base64 encoding?

Both are binary-to-text encoding schemes. The main difference is the number of characters used for encoding: Base64 uses 64 characters (A-Z, a-z, 0-9, +, /) while Base32 uses 32 characters (A-Z, 2-7).

How to manually encode and decode with Base32

Encoding data with Base32 is a straightforward process. You take your binary data and convert it into a series of 5-bit chunks. Each 5-bit chunk is then mapped to the corresponding character from the Base32 character set. This results in a text string that is safe for transmission and storage.

Decoding Base32 is the reverse process. You take the Base32-encoded text and convert it back into its original binary form, using the character set as a reference.

Manual decoding example

Now, let’s reverse the process and decode the Base32 string IIZTE=== back into binary data:

1. Delete the equals signs: IIZTE
2. Map each Base32 character to its 5-bit binary equivalent:
   • I: 01000
   • I: 01000
   • Z: 11001
   • T: 10011
   • E: 00100
3. Concatenate the binary values to get the original binary data:
   • 0100001000110011001100100

And there you have it – the binary data has been successfully decoded.

Base32 Examples

Here is some text and its Base32 encoded version to give you a better idea of what Base64 is and how it changes the visual representation of the data.

Data	Base32 Encoded
Hello, World!	JBSWY3DPFQQFO33SNRSCC===
Base32	IJQXGZJTGI======
123456789	GEZDGNBVGY3TQOI=
test	ORSXG5A=

Base32 Characters

Base32 encoding uses a 32-character set to represent binary data. The character set typically includes the following 32 characters:

Binary	Decimal	Base32
00000	0	A
00001	1	B
00010	2	C
00011	3	D
00100	4	E
00101	5	F
00110	6	G
00111	7	H
01000	8	I
01001	9	J
01010	10	K
01011	11	L
01100	12	M
01101	13	N
01110	14	O
01111	15	P
10000	16	Q
10001	17	R
10010	18	S
10011	19	T
10100	20	U
10101	21	V
10110	22	W
10111	23	X
11000	24	Y
11001	25	Z
11010	26	2
11011	27	3
11100	28	4
11101	29	5
11110	30	6
11111	31	7