Filestar
Do anything to any file. Tens of thousands of skills at your fingertips. Quickly convert files in a few clicks. Choose from over 30 000 file conversions. Both common and unusual file formats. Single files or in bulk. Easily merge one or many files at once. Combine files for many different file types. Merge documents, video, audio, Visio or other file formats. Split large files with many pages into several separate ones. For text file formats like .pdf, .doc and .txt. Divide files and documents into parts. Change or alter files. Rotate, add filters, replace file names, add watermarks, add text to images, and much more. One at a time or many at once. Simply compress or reduce the file size of your files. Wide selection of file compression formats and zip options to choose from. Smoothly extract selected pages or elements from a document. Collect images out of a file, or get all images or text from a document.
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IMGCentury
Using IMGCentury is easy, and you don’t need much programming or computer knowledge! Follow the steps:
First of all, Open IMGCentury.com in a new tab of any browser.
Then, You can see the “Choose Image” button inside the “Drag and Drop Box.”
You can choose the images that need to be compressed using the Choose Image button or Drag and Drop images inside the Drag and Dropbox.
Once you choose the image, The List of images will appear on the working box, and the compression process will be initiated.
Initially, the compression value has been set to 80%, and the output quality and size of the images will be compressed up to 80% of the input size.
If you are satisfied with the quality of the result, you can click the Download button to download the images.
Or else, you can adjust the compression ratio by using the sliding bar above the working space. Once you have adjusted the compression ratio to the new setting, you don’t need to re-chosen the image.
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Adobe PDF Library SDK
Adobe PDF Library is the only commercial PDF SDK built on Adobe Acrobat's own core engine, delivering the same rendering accuracy, PDF spec coverage, and behavior as Acrobat itself.
Available in Modern C++, Adobe C/C++, .NET, .NET Framework, and Java, and supported on Windows, macOS, and Linux. Create, edit, merge, split, annotate, and watermark PDFs programmatically; convert to and from Word, Excel, PowerPoint, PDF/A, PDF/X, and more; add OCR, digital signatures, redaction, and encryption; and process AcroForms and XFA forms.
SOC 2 Type 2 compliant, with a 91% customer retention rate among enterprise users.
For enterprise deployment, the pdfRest API Toolkit Container packages this technology as a self hosted REST API for on premises, private cloud, or hybrid environments.
Datalogics also offers Scout, an AI assistant, and an MCP server so teams can bring PDF capabilities into AI powered workflows.
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SwifDoo PDF
SwifDoo PDF is a comprehensive, all-in-one PDF tool that offers features that most users often require. This free software comes with a user-friendly interface where most of its main features layout and can be easily recognized and accessed on the main screen of the program.
SwifDoo PDF - the most functional PDF editor that can be successfully used by novice users and experienced professionals. Beginners will enjoy the simplicity and certain intuitiveness of the interface, as well as the ability to edit PDF files without much effort.
SwifDoo PDF has a number of special features for scanning copy convert. Besides many convert features.
PDF Reader
PDF Annotation (Including Stamp)
Picture/image Extraction (only need copy and paste from PDF)
PDF Edit
PDF Compress
PDF Merge
PDF Split
PDF Signature
System Requirements:
Windows 10/7/8/vista/XP
Edition: SwifDoo PDF 2.0.0.6
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