Add a tiled watermark to one image or a batch
Set text or logo watermarks, check every image, and export PNG files or a ZIP within the actual batch limits.
Read the guideSteps · examples · result checks
Practical Guides for PDF, Image and Classroom Tools
Follow worked examples for tiled watermarks, image compression, PDF page selection and printable worksheets. Each guide links directly to the tool it explains.
Choose a task to see what to prepare, which settings matter, and what to check before you use the result.
Compress an image for a 100 KB upload limit
Understand the JPEG size target, inspect the resulting dimensions, and check whether a compressed photo still meets the upload rules.
Read the guideMerge PDFs in order or extract selected pages
Arrange a PDF packet, use page-range syntax correctly, and check the exported page order and document limits.
Read the guideMake and print a word search with its answer key
Prepare an English word list, check every word was placed, and print matching student and answer pages on A4 or Letter.
Read the guidePrint handwriting and name-tracing practice sheets
Set up names or short phrases, understand tracing and blank rows, and check fonts and page breaks before printing.
Read the guideChoose the right China income-tax calculation mode
Distinguish annual settlement, payroll withholding, bonus comparisons and other income types with reproducible CNY examples.
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