Yes, while we are getting started — the first 250 signups get lifetime Pro for free. After that, plans are $59/year or $100 lifetime, no card required to try.

What is the difference between the Free and Pro plans?

The Free plan gives you the core developer tools at no cost. Pro adds unlimited usage, private history, saved snippets, and priority support — all still fully offline on your device.

Your data stays on your device — there is no cloud sync. Vault-style data is additionally encrypted locally with a password only you know.

Do I need an account to use the tools?

Google Sign-In is required to save your data across sessions. Many public tool pages can be explored before opening the full app experience.

Does it work offline?

Yes. MyDevTools is a desktop app — most tools run fully offline on your machine. Tools that connect to external services or send API requests need a network connection.

Does API Keys store or upload my data?

API Keys runs in the MyDevTools desktop app. Many utilities process data locally on your device; tools that require sync or external connections may send only the data needed for that workflow.

Do I need to install anything to use API Keys?

Install MyDevTools once, then API Keys and 80+ other tools are available offline on your desktop.

Developer Tools

Free API Keys — MyDevToolsAPI Keys on MyDevTools

Zero-knowledge vault for API keys and secrets, scoped by environment (development / staging / production). AES-256-GCM encrypted locally on your device before sync — a privacy-first personal secrets manager.

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About API Keys

Store API keys and secrets per environment (dev / staging / prod). AES-256-GCM client-side encryption — server only sees encrypted blobs. Part of MyDevTools — an all-in-one desktop toolkit that runs offline and processes your data locally on your machine.

Common API Keys use cases

Use API Keys when you need a fast, dedicated way to work with api key vault. It is useful during API debugging, code reviews, documentation cleanup, test data preparation, and quick checks. Because MyDevTools keeps related utilities together in one offline desktop app, you can move from API Keys into nearby tools like formatters, converters, generators, encoders, decoders, and API helpers without leaving the same toolkit.

Example workflow

A typical workflow starts by pasting or typing your input into API Keys. Review the result, copy the cleaned or generated output, then continue with a related task such as validating a payload, decoding a token, parsing a URL, generating an identifier, or testing an API request. This makes API Keys part of a practical developer workflow instead of a one-off utility page.

Key Features

API Keys supports api key vault workflows in one all-in-one desktop toolkit.
API Keys supports api key manager workflows in one all-in-one desktop toolkit.
API Keys supports secrets manager workflows in one all-in-one desktop toolkit.
API Keys supports encrypted api keys workflows in one all-in-one desktop toolkit.
API Keys supports developer credentials workflows in one all-in-one desktop toolkit.
API Keys supports dev staging prod keys workflows in one all-in-one desktop toolkit.
Runs offline on your desktop
Free to use, always

API Keys FAQ

Is API Keys free to use?

Yes. API Keys is part of MyDevTools, the all-in-one developer desktop app, and is free to use.

Do I need to install anything for API Keys?

API Keys is one of 80+ tools in the MyDevTools desktop app. Install MyDevTools once and every tool works offline, with your data processed locally.

What is API Keys best for?

What should I use with API Keys?

Most developers pair API Keys with related MyDevTools utilities such as formatters, parsers, encoders, generators, API tools, and security helpers.

How to Use API Keys

01
Open the tool
Open API Keys in the MyDevTools desktop app — no account required to start.
02
Enter your data
Paste or type your input directly. Processing happens locally on your device.
03
Copy the result
Get your output instantly. Copy it, download it, or keep working in the same tab.

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