No account needed · Free forever

Free tools for
everyone, everywhere.

Image compressor, PDF tools, JSON to CSV, QR codes, color and case converters and more — instant results, no signup, no install.

Word counterImage compressorPDF toolsJSON to CSVColor converterCase converterUnix timestampURL slug generatorPassword generatorJSON formatterBase64 encoderQR code generatorTip calculatorAge calculatorCrypto converterDCA backtester
18+
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.

Word counter
Words, characters, sentences, and reading time — live as you type.
Most popular
Image compressor
Compress and resize JPG, PNG and WebP in your browser. Nothing uploaded.
New
PDF tools
Convert images to PDF or merge multiple PDFs into one — all offline.
New
JSON to CSV
Turn a JSON array into a clean CSV for Excel — nested fields flattened.
New
Color converter
Convert between HEX, RGB and HSL and copy CSS-ready values instantly.
Case converter
UPPERCASE, lowercase, Title, camelCase, snake_case — switch instantly.
Unix timestamp
Convert epoch time to a date and back — seconds, ms, UTC and local.
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.
JSON formatter
Format, validate and minify JSON instantly. Great for API debugging.
Base64 encoder
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.
Tip calculator
Calculate tip and split the bill between any number of people.
Age calculator
Find your exact age in years, months, days, weeks, and hours.
Crypto converter
Convert between any two crypto pairs or to USD at live prices.
DCA backtester
Backtest dollar-cost averaging vs lump-sum on any crypto.

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.

Why ToolSerenity tools

Free, private and fast

Every tool is completely free with no signup and no limits. Your data is processed in your browser and never uploaded — so it is safe for sensitive files.

100% free
No account, no watermark, no paywall. Every tool works fully, forever.
Private by design
Text, images and files are processed locally in your browser and never sent to a server.
No install needed
Everything runs in the browser on desktop and mobile — nothing to download.
Fast & offline-friendly
Instant results with zero cold start. Most tools keep working even without a connection.

FAQ

Common questions

Do I need to create an account?
No. Every tool works instantly in your browser with zero signup required.
Are the tools really free?
Yes, every tool on this site is completely free with no limits, no watermarks and no hidden charges. The site is supported by ads.
Is my data stored anywhere?
No. Tools run client-side in your browser — text, images and files are processed on your device and never uploaded to our servers.
How often are new tools added?
We add new tools regularly. Have a request? Contact us and we'll prioritise it.
Who built ToolSerenity?
ToolSerenity is built by Tech Serenity, a Muscat-based technology solutions company.

Ready to save time every day?

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

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