How PDFTuck compares

The big PDF suites do much more than PDFTuck. These pages say where they are better, where PDFTuck differs, and what we could not verify.

Summary — checked against official pages on 17 October 2026. “Not verified” means we did not find it on official pages, not that it is missing.
Tool	Can you type a target size?	Where is the PDF processed?	Free use	Source
PDFTuck	Yes, in KB or MB	On the phone	Free with ads; no account	Product facts
Smallpdf	No (says so in its own guide)	Smallpdf servers; deleted after 1 hour	Daily limits; stronger levels are paid	smallpdf.com
iLovePDF	Not verified	Web: its servers, deleted within 2 hours	Free tier with limits	ilovepdf.com
Adobe Acrobat	Not verified	Online tool: Adobe servers	Compression in the Android app needs a subscription	helpx.adobe.com
PDF24	Not verified	Web: servers in Germany; Windows app works offline	Free, ad-funded; no official Android app found	tools.pdf24.org

PDFTuck vs Smallpdf

Smallpdf is a full PDF suite on web, Android, iOS and Windows, with editing, OCR and signing; it compresses in the cloud with preset levels. PDFTuck only compresses, on your Android phone, toward a size you type. Choose Smallpdf for breadth, PDFTuck for a typed limit without uploading.

Updated 17 October 2026 →
PDFTuck vs iLovePDF

iLovePDF is a large PDF toolset on web, mobile and desktop with three compression levels; its web tools process files on its servers. PDFTuck only compresses, on your Android phone, toward a KB or MB limit you type. iLovePDF wins on range of tools; PDFTuck on a typed limit without uploading.

Updated 17 October 2026 →
PDFTuck vs Adobe Acrobat

Adobe Acrobat is the most complete PDF software there is, with deep optimisation on desktop; compressing in its Android app needs a subscription, and its online tool processes files on Adobe's servers. PDFTuck is a free Android app that compresses on the phone toward a size you type.

Updated 17 October 2026 →