HOT WEB TOOLS
62 tools · runs in your browser · no account

Every small
job, one
flat surface.

Convert, compress, calculate, encode, generate. Files never leave your machine — every tool runs locally, opens instantly, and asks nothing of you.

Popular → Age CalculatorAPI TesterASCII Art GeneratorAudio ConverterBarcode Generator
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01 — Categories

All 62 tools
01
Image Tools Compress, convert, crop, watermark and inspect pictures. 12 TOOLS
02
Media Tools Record your voice or screen, and convert audio and video. 4 TOOLS
03
Document Tools PDFs, spreadsheets, Word files and structured data. 8 TOOLS
04
Developer Tools Format, encode, hash, generate and probe. 14 TOOLS
05
Calculators & Converters Money, health, dates, units and chemistry. 12 TOOLS
06
Utility Tools Everyday odds and ends: text, time, codes and pickers. 9 TOOLS
07
Business Tools Invoices, letterheads and résumés, ready to send as PDFs. 3 TOOLS
Nothing is uploaded Every tool runs inside your tab. Your files never touch a server, because there is no server.
No account, no limits No sign-up, no trial, no watermark, no daily cap. Open a tool and use it.
Fast and permanent Static pages, instant loads, and tools that will still be here next year.

02 — The full set

Showing 24 of 62
01 Calculators
Age Calculator Your age, down to the day
02 Developer
API Tester Send a request, read the whole response
03 Developer
ASCII Art Generator Turn words or images into characters
04 Media
Audio Converter Convert audio without uploading it
05 Developer
Barcode Generator EAN, UPC, Code128 and Code39
06 Developer
Base64 Encoder / Decoder Encode and decode, text or file
07 Calculators
BMI Calculator Your number, and what the ranges mean
08 Developer
Code Minifier & Beautifier Squeeze it down, or open it back up
09 Developer
Color Converter One colour, every notation
10 Image
Color Picker Pick a colour from an image, get every format
11 Document
CSV Viewer & Editor A spreadsheet for CSV, in a tab
12 Calculators
Date Calculator Date arithmetic without the mistakes
13 Utilities
Emoji Picker Find the character by describing it
14 Document
Excel Viewer Open XLSX and switch between sheets
15 Image
EXIF Viewer See what your photo is telling people
16 Image
Favicon Generator Every icon size, plus the manifest
17 Document
File Metadata Viewer Size, type, timestamps and signatures
18 Calculators
Grade Calculator What you need on the final to pass
19 Developer
Hash Generator MD5 through SHA-512, plus HMAC
20 Image
Image → PDF Converter Turn a pile of pictures into one PDF
21 Image
Image ↔ Base64 Inline an image, or decode one back out
22 Image
Image Compressor Make pictures small enough to send
23 Image
Image Converter Move between every common raster format
24 Image
Image Crop Crop to a ratio, or to the pixel
See all 62 tools