No account needed · Free forever

Free tools for
everyone, everywhere.

Word counters, slug generators, password tools and more — instant results, no signup, no install.

Word counter URL slug generator Password generator JSON formatter Base64 encoder QR code generator Tip calculator Age calculator Position size calc Crypto converter DCA backtester Portfolio tracker

12+

Free tools

0ms

Cold start

100%

Browser-based

$0

To get started

Tools

Popular tools

No install, no login. Open a tool and get your result in seconds.

Words, characters, sentences, and reading time — live as you type.

URL slug generator

Turn any title into a clean, SEO-friendly URL slug instantly.

Password generator

Strong, random passwords with custom length and character rules.

Format, validate and minify JSON instantly. Great for API debugging.

Encode or decode Base64 strings — for APIs, tokens, and images.

QR code generator

Generate a QR code for any URL, text, email or phone number.

Calculate tip and split the bill between any number of people.

Find your exact age in years, months, days, weeks, and hours.

Position size calc

Size crypto trades by account risk and stop-loss distance.

Crypto converter

Convert between any two crypto pairs or to USD at live prices.

Backtest dollar-cost averaging vs lump-sum on any crypto.

Portfolio tracker

Track multi-coin crypto holdings with live totals, stored locally.

How it works

Simple by design

01

Pick a tool

Browse by category or search. No account needed to get started.

02

Paste or type

Everything runs in your browser. Nothing is stored on our servers.

03

Get your result

Copy, download, or share the output. Done in seconds.

04

Come back anytime

Bookmark your favourites. New tools are added every week.

Pricing

Free forever. More when you need it.

Start with zero credit card. Upgrade only when you need AI-powered tools or an ad-free experience.

Free

$0 / month

For occasional use and trying things out.

All basic tools
No signup required
100% browser-based
Ad-supported

Most popular

Pro

$5 / month

For freelancers and power users who use tools daily.

Everything in Free
No ads
AI-powered tools
Priority processing
Save tool history

FAQ

Common questions

Do I need to create an account?

No. All free tools work instantly in your browser with zero signup required.

Is my data stored anywhere?

No. Everything runs client-side in your browser. Nothing is sent to our servers on free tools.

How often are new tools added?

We aim to ship at least one new tool per week. Suggest a tool and we'll prioritise it.

Can I cancel Pro anytime?

Yes. Cancel from your account at any time — no questions asked, no lock-in.

Who built CryptoSerenity?

CryptoSerenity is built by Tech Serenity, a Muscat-based technology solutions company.

Ready to save time every day?

Start using CryptoSerenity right now — no signup, no credit card, no friction.

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