Everyday tools,
crafted to feel hand-built.
Calculators, converters, image & PDF utilities — fast, private, and quietly beautiful. Everything runs right in your browser.
Instant results
0 uploads · 100% on-device
Know your exact age, down to the second.
Calculate your precise age in years, months and days — plus total weeks, hours, your zodiac signs and a live countdown to your next birthday.
- Exact age in years, months, days & seconds
- Live birthday countdown + zodiac signs
- Copy, share or print — nothing leaves your device
Ten categories,
each with a purpose.
From quick calculations to file conversions — every collection is designed to do one job, exceptionally well.
What people reach for
Built to be the last tools site you bookmark.
We obsess over the details most sites ignore — from the first paint to the last pixel.
- 01
Ruthlessly fast
No spinners, no bloat. Tools load instantly and process in milliseconds — engineered around Core Web Vitals.
- 02
Private by default
Your files never touch a server. Conversions run entirely in your browser, so your data simply stays yours.
- 03
Quietly beautiful
No clutter, no dark patterns. Just focused, considered interfaces that get out of your way.
- 04
Free, always
Every tool is free with no sign-up, no watermarks and no hidden limits. We keep ads outside the tools.
Designed for people who value their time
Private by default
Files and inputs stay on your device. No uploads, no accounts, no tracking of what you convert.
Fast when you need it
Tools load quickly and run locally — so PDFs, images and calculations feel instant, not like waiting on a server queue.
Find anything fast
Press ⌘K (or Ctrl+K) from anywhere to jump straight to the tool you need without digging through menus.
Built to feel premium
Clean layouts, dark mode, and thoughtful details — because utility tools don't have to look utilitarian.
Every tool,
now programmable.
Bring ToolBase conversions into your own apps and pipelines with a clean, RESTful API. One key unlocks everything.
curl -X POST https://toolbase.tools/api/v1/svg-to-png \
-H "Authorization: Bearer tb_live_••••" \
-F "file=@logo.svg" \
-F "scale=2" \
--output logo.pngRecently added
Image Resizer
Resize by pixel or percent.
Image ToolsAug 4HEIC to JPG
Convert Apple HEIC photos.
Image ToolsAug 4PNG to JPG
Convert PNG to JPEG.
Image ToolsAug 4JPG to PNG
Convert JPEG to PNG.
Image ToolsAug 4Time Zone Converter
Convert times globally.
ConvertersAug 4Number to Words
Spell out numbers.
ConvertersAug 4
New tools, straight
to your inbox.
Join the list and be first to try new tools. No spam — just the good stuff, roughly once a month.
We respect your privacy. Unsubscribe anytime.
Everything you
might ask.
Can't find your answer? We're a quick message away.
Get in touchYes. Every tool on ToolBase is completely free to use with no sign-up, no watermarks and no usage limits. We keep the lights on with unobtrusive ads placed outside of the tools themselves.