秒融工具箱
Free online toolbox. All operations are performed locally in your browser. No files are uploaded to any server.
Compatibility Quiz
Answer questions together and compare your match score
Color Converter
Convert between HEX, RGB, HSL color formats with visual picker
IP Address Lookup
Check IP location, ISP, ASN and more details
CSS Gradient Generator
Generate CSS linear and radial gradient code visually
Screen Resolution Tester
Detect screen resolution, pixel ratio, window size and display info
Number Base Converter
Convert between binary, octal, decimal and hexadecimal
Time Zone Converter
Convert between 30+ global time zones with real-time comparison
Image Compressor
Compress JPG, PNG, WebP images with custom quality
Resume Builder
Build professional resumes with 4 templates and PDF export
Secret Share
Create one-time links that self-destruct after viewing
Quick Poll
Create polls with custom options, no registration needed
Timestamp Converter
Convert Unix timestamps to datetime and vice versa
URL Encoder & Decoder
URL encode and decode with encodeURIComponent support
Random Number Generator
Generate random numbers with custom range, quantity, deduplication. Cryptographically secure
HTML Preview
Write HTML code and preview with responsive viewport switching
OCR Text Recognition
Extract text from images with screenshot paste support
Image Converter
Convert between JPG, PNG, WebP, BMP, GIF, SVG formats with batch processing
UUID Generator
Generate UUID v4 online in batch with one-click copy
Case Converter
Convert text case: camelCase, snake_case, kebab-case and more
All Tools
About 秒融工具箱
秒融工具箱 is a free online toolbox offering a variety of practical tools including image format conversion, image compression, timestamp conversion, Base64 encoding/decoding, and more. All tools run locally in your browser — no files are ever uploaded to any server, ensuring complete privacy and data security.
Why Choose Us?
All our tools are completely free with no registration required. Everything runs in your browser, so you can safely process even sensitive files. Batch processing is supported for maximum efficiency.