🔧 14 IN-BROWSER TOOLS
Client-Side File Utilities & Time Conversion Tools
High-precision unit converters, global world clock time converters, and in-browser ZIP archive creators. Works offline with zero server dependencies.
Available File Utilities (14)
View All 48 Tools →Online Unit ConverterConvert units of length, weight, data storage, speed, and temperature.Online Time ConverterConvert time zones, hours/minutes/seconds, and Unix timestamps.Archive & ZIP ConverterCreate and extract ZIP archives directly in your browser — zero upload.Base64 EncoderEncode files, images, and text strings into standard Base64 data URIs.Base64 DecoderDecode Base64 text strings back into original binary files and images.QR Code GeneratorGenerate custom high-resolution QR codes for websites, Wi-Fi, and text.QR Code ScannerScan and decode QR codes from image files and photos in your browser.Image Color PickerExtract and pick exact HEX, RGB, and HSL color values from any uploaded image.Image Metadata ViewerView hidden EXIF, camera, resolution, and color profile metadata from photos.EXIF Metadata RemoverStrip GPS location, camera serial numbers, and device data from photos for privacy.Image DPI CheckerCalculate physical print dimensions and check 300 DPI print readiness for photos.File Hash GeneratorGenerate SHA-256, SHA-1, and MD5 checksum hashes for any file locally.MD5 Hash GeneratorCalculate MD5 checksum hashes for files and text strings directly in your browser.SHA256 Hash GeneratorGenerate secure 256-bit cryptographic SHA-256 checksums for files and data.
Zero-Latency Local Calculations & Archive Packaging
Our utility suite provides fast offline-ready mathematical transformations and in-memory archive creation. Package dozens of documents into a standardized PKZIP archive with CRC32 integrity checks directly in your browser without desktop software.
Why Use MediaConvertKit for File Utilities?
| Criteria | MediaConvertKit | CloudConvert / Zamzar / TinyPNG |
|---|---|---|
| File Privacy | 100% In-Browser (Zero Upload) | Uploaded to Remote Cloud Server |
| Processing Speed | Instant Local Hardware Speed | Queued & Limited by Network Upload |
| File Size Limits | No Arbitrary Limits (Uses RAM) | Strict Paywalls (100MB Caps) |
| Cost & Subscription | 100% Free Forever | Paid Credits & Subscriptions |
Frequently Asked Questions — File Utilities
Does the unit converter work offline?
Yes, all mathematical calculations run locally in JavaScript without network requests.
Does the time converter handle Daylight Saving Time (DST)?
Yes, calculations utilize the browser’s native IANA time zone database to automatically adjust for daylight saving shifts.
Are my files uploaded when creating a ZIP archive?
No. Files are packed into a ZIP archive entirely in your local browser memory.