Apps Like OpenSig for iPhone and iPad
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.
Notes Writer - Note Taking
Kairoos Solutions S.L.
Write, Edit, Organize
Write and edit documents with RTF and Markdown support. Annotate and organize with customizable margins, headers, and footers. Edit PDFs directly and save in multiple formats. Sync across devices and access content offline.
Smallpdf: Scanner & PDF Editor
Smallpdf GmbH
Edit, compress, and organize PDFs
Convert PDFs to Word, Excel, PPT, JPG, PNG, and create PDFs from images. Edit, compress, sign, merge, split, and scan PDFs. Organize documents and manage files within the .
PDF Hero - PDF Editor & Reader
Mosaic S.r.l.
Edit PDFs, annotate, and sign documents
View and edit PDF files on mobile devices. Annotate, fill, and sign forms. Share files directly. Access and manage documents remotely without needing printed copies.
PDF - Scanner, Reader & Editor
Pravin Gondaliya
Convert, edit, and sign documents securely
Convert documents to with scanning and editing tools. Sign and lock files for secure storage. Read and annotate PDFs. Organize and manage files in one place. Share documents directly via email or cloud services.
ZEN PDF PRO
EINMOB LIMITED
Scan, edit, and secure PDFs
Convert documents to PDF with one-tap scanning. Edit text, add annotations, and secure files with encryption. Manage and organize files across devices. Share and email documents directly from the .
Secret photos KYMS
IdeaSolutions S.r.l.
Secure , videos, and documents
Secure , videos, documents, and passwords with AES military-grade encryption. Hide and manage files in an encrypted private space. Decrypt files instantly for real-time access while decryption runs in the background.
Linear Mobile
Linear Orbit, Inc.
File issues, track progress, stay updated
Manage issues, projects, and product roadmaps remotely. File and update issues on-the-go. Receive instant notifications about updates. Stay updated on key work streams. Sync with desktop for seamless workflow.
Lockit Secure Password Manager
Lockit Solutions Inc.
Store passwords, credit cards, and contacts securely
Store and manage passwords, website logins, credit cards, contacts, and PIN codes. Automatically fill login details and payment information. Sync data across devices. Set up access for shared accounts.
Self - zk Passport & Identity
Proof of Passport, LLC
Create and share digital proofs privately
Create and manage a portable digital secured by zero-knowledge proofs. Verify once and use proofs for authentication across platforms. Share proof of humanity without revealing personal data. Connect with WalletConnect for decentralized verification.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.