Pricing

Basic tools are free. Advanced server-side tools use a small number of credits per run.

How to Get Credits

+100

New user signup

Get 100 credits when you create an account

+5

Daily check-in

Earn 5 credits once per day

+20

7-day streak

Earn 20 extra credits after 7 consecutive days

$

Credit top-up

Around 1 CNY = 10 credits; larger packages may include bonus credits

Free Tools

50 tools · unlimited use

These tools are free to use and usually run locally in your browser without uploading files.

JSON Formatter Regex Tester Timestamp Converter URL Encoder and Decoder Hash Generator UUID and Password Generator JWT Decoder XML and YAML Formatter Image Compressor Image Format Converter Image Cropper Image Resizer Image Base64 Converter Image Watermark Tool Invisible Watermark Invisible Watermark Detector Background Remover ID Photo Background Changer Image OCR EXIF Viewer and Cleaner SVG to PNG/JPG Converter Image Collage Maker Markdown Preview Markdown to HTML Markdown 转 PDF HTML to Markdown PDF to Image Image to PDF PDF Merger PDF Splitter PDF Compressor PDF 页面旋转 PDF 提取指定页 PDF 添加页码 PDF 加密 PDF 解密 PDF OCR 文字识别 QR Code Generator QR Code Decoder Barcode Generator 批量二维码生成文件哈希校验图片元数据清除 PDF 元数据清除 E-Signature Image Maker 签名插入 PDF Word Counter Text Deduplicator Case Converter Color Converter

Credit Usage

7 advanced tools

Some advanced tools use server-side processing such as Office conversion, media processing, and watermarking.

Credits	Tools
3 credits/use	Excel to PDF PowerPoint to PDF
4 credits/use	Word to PDF Excel to Image Word to Image
5 credits/use	PDF to Word PowerPoint to Image

Usage Rules: Free tools do not require login. Tools that use credits require sign-in and enough balance before processing starts.

Service Notes

✓ Credits are refunded automatically when processing fails.
✓ Gift credits are valid for 90 days.
✓ Purchased credits remain valid long term.
✓ Source files are deleted after server-side processing.
✓ Result files are cleaned up automatically after 2 hours.