Best OneSign alternatives: apps like OneSign

1+ similar apps compared and reviewed

4.4 avg rating
1 free apps
Updated November 2026
OneSign
OneSign
CDG Systems ltd.

OneSign is great, but it's not the only option. Explore 1+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to OneSign

FAX online - Send FAX online#1

FAX online - Send FAX online by Lingo Play Ltd

Send documents from the phone
Editor's Choice
💼 Business
4.4(8 ratings)
FreeIn-App Purchases
FAX online - Send FAX online screenshot 1
FAX online - Send FAX online screenshot 2
FAX online - Send FAX online screenshot 3
FAX online - Send FAX online screenshot 4

Transform your iPhone or iPad into a portable fax machine. Easily scan and send documents, contracts, receipts, and more to over 90 countries. Import from cloud services or your photo library for convenient on-the-go faxing.