— tool guide

AES Encrypt / Decrypt

Encrypts and decrypts text using AES-256-GCM directly in your browser — your data never leaves your device. Enter plaintext and a password to get a base64-encoded ciphertext, or paste ciphertext to decrypt it.

Open AES Encrypt / Decrypt → free, no sign-in

— what it is

AES Encrypt / Decrypt is a free, browser-based tool on Doathingy.com. It lets you AES encrypt online directly in your browser — no software to install, no account required, and no files sent to any server.

Encrypts and decrypts text using AES-256-GCM directly in your browser — your data never leaves your device. Enter plaintext and a password to get a base64-encoded ciphertext, or paste ciphertext to decrypt it.

Everything runs locally on your device. Open the tool, do the task, done. It is designed for people who need results quickly, without a learning curve or a subscription.

— key features

✓AES-256-GCM encryption — one of the strongest available
✓Encrypt and decrypt text with a password
✓Base64 encoded ciphertext output
✓Runs entirely in your browser — no server
✓Free and instant

— who it is for

Anyone who needs to AES encrypt online without friction. No technical knowledge required — if you can use a browser, you can use this tool.

→encrypting sensitive notes
→secure message passing
→password-protecting text data
→learning about AES encryption

— how to use it

01 Open AES Encrypt / Decrypt on Doathingy.com

02 Type or paste your plaintext in the input

03 Enter a password

04 Click Encrypt to get your ciphertext

05 To decrypt: paste the ciphertext, enter the same password, and click Decrypt

No tutorials. No learning curve. The tool is designed to be immediately obvious to anyone.

— why it stands out

Privacy first. Your files and data never leave your device. All processing happens locally in your browser — nothing is uploaded to a server.

Completely free. No trial periods, no premium tiers, no hidden costs. Use it as often as you need.

Zero friction. No account, no download, no browser extension. Works in any modern browser on desktop or mobile.

Built for one job. AES Encrypt / Decrypt does exactly what it says and nothing more. No feature bloat, no distracting adverts.

— at a glance

✓100% free — no hidden costs
✓No sign-in or account required
✓Runs entirely in your browser — no server uploads
✓Works on desktop and mobile
✓Instant results — no processing delays
✓No adverts, no clutter

— frequently asked questions

How secure is AES-256-GCM?

Extremely secure — AES-256-GCM is used by governments and enterprises worldwide and is considered unbreakable with current technology.

Is my text sent to a server?

No — encryption and decryption happen entirely in your browser. Nothing leaves your device.

What happens if I forget the password?

The data cannot be decrypted without the password — there is no recovery option.

Can I encrypt large amounts of text?

Yes — the tool handles any size of text input.

Is this free?

Yes — completely free.

— ready to use it?

Free. Instant. No sign-in. Open it now and get the job done.

Open AES Encrypt / Decrypt on Doathingy.com →

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