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AltoMerge makes document processing easier on the web.

Merge PDF with a few clicks. Things are done quickly, safely and free.


AltoMerge is a trustworthy browser service that covers all crucial aspects of your PDF work.

Easily merge PDF with quick clicks and enjoy high-quality results. No charges, no sign-up, or even e-mail. We help you make data files look perfect with no hassle.


Why AltoMerge?

The easy to operate interface is combined with a powerful tool — delivering high performance and quality that’s been shown to be superior to any rivals. Additionally, you get a complex and trusted solution that you can use totally free on any device. Quickly and accurately complete any PDF task using the only service you will ever need.

Cross-platform portability

Easily access your templates on any desktop or handheld device irrespective of the OS for constant use.

Smart cloud integration

Link up instantly to GoogleDrive, DropBox, OneDrive and manage your data files faster.

Safety and conformity

Users’ private information is protected and all actions are performed over an encrypted connection.


Where do you get started?

AltoMerge is the web-based document processing service to take your efficiency one stage further. Merge PDF is the best tool — letting you get work done quicker, more accurately and smarter. Keep your data file formatting flawless and easily exchange the end product.