
Secure-Merge
6.7#15 in pdf merger softwareFrom $8.99 a monthFree planWeb
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It suits legal, finance, HR, education, administration, and privacy-conscious users who need browser-based document merging. Basic use requires no account.
Smallpdf suits individuals who need PDF editing, conversion, signing, or scanning tools across devices. Its Team plan is for groups of 2 to 100 users.