
01/ PDF24 Creator
Best for: Merging, splitting, compressing and converting PDFs.
Runs on: Windows, Web
Visit PDF24 CreatorOffice & Productivity · PDF editing
Adobe Acrobat Pro by Adobe: Create, edit, sign, merge and convert PDF files. Pricing: subscription. Here are 3 free options that cover the same job.
| Alternative | Type | Platforms | Best for | |
|---|---|---|---|---|
![]() PDF24 Creator | Free | Windows, Web | Merging, splitting, compressing and converting PDFs | Get it |
![]() Stirling-PDF | Open source | Self-hosted | A private, self-hosted PDF toolbox for teams | Get it |
Okular | Open source | Windows, Linux, macOS | Reading and annotating PDFs | Get it |
Adobe Acrobat ProThe paid original | Subscription | – | PDF editing | Visit |

Best for: Merging, splitting, compressing and converting PDFs.
Runs on: Windows, Web
Visit PDF24 Creator
Best for: A private, self-hosted PDF toolbox for teams.
Runs on: Self-hosted
Visit Stirling-PDFBest for: Reading and annotating PDFs.
Runs on: Windows, Linux, macOS
Visit OkularYes. PDF24 Creator is a strong free option for merging, splitting, compressing and converting pdfs. Other choices include Stirling-PDF, Okular.
Stirling-PDF, Okular are open source.