Best Esignature Software Apps

79+ iOS apps curated and reviewed

3.9 avg rating
18 free apps
Updated August 2026

If you already know Adobe Acrobat Sign, this is the deeper bench. 79+ esignature software apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Esignature Software Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Adobe Acrobat SignAdobe Acrobat SignFree2.3★ (641)NoNoSep 2026
2Docusign - Upload & Sign DocsDocusign - Upload & Sign DocsFree4.9★ (827K)NoYesSep 2026
3ServicePointServicePointFreeNoNoMay 2026
4Watermark Maker: Add CopyrightWatermark Maker: Add CopyrightFree4.8★ (111)NoYesSep 2026
5TicketPointTicketPointFreeNoNoMay 2026
6WPS Office-AI Doc, PDF, SheetWPS Office-AI Doc, PDF, SheetFree4.8★ (18K)YesYesSep 2026
7Sameh SignatureSameh SignatureFreeNoNoAug 2026
8GlassTrax Digital SignatureGlassTrax Digital SignatureFreeNoNoSep 2026

Top Picks for Esignature Software

Adobe Acrobat Sign#1

Adobe Acrobat Sign by Adobe Inc.

Fill and Send PDF for eSign
Editor's Choice
💼 Business
2.3😞(641 ratings)
Free
Adobe Acrobat Sign screenshot 1
Adobe Acrobat Sign screenshot 2
Adobe Acrobat Sign screenshot 3
Adobe Acrobat Sign screenshot 4
Adobe Acrobat Sign screenshot 5

This app allows you to easily and securely get documents and forms signed electronically from anywhere. It enables you to sign documents yourself, send them to others for their signatures, track progress in real-time, and even scan paper documents into PDFs for signing.

What We Love

  • 🚀 Convenient to use
  • 💡 Useful for business
  • 👍 Easy to navigate
  • 🚀 Saves time

Room to Improve

  • 🐛 Buggy and crashes frequently
  • 🔑 Difficult to login and stay signed in
  • 👎 Poor user interface
  • 🤔 Lacks key functionality
  • 💰 Overpriced for the features
Docusign - Upload & Sign Docs#2

Docusign - Upload & Sign Docs by Docusign

Sign PDFs & Contracts
Strong Contender
📊 Productivity
4.9😊(827K ratings)
FreeIn-App Purchases
#36in Productivity
Docusign - Upload & Sign Docs screenshot 1
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Docusign - Upload & Sign Docs screenshot 3
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Docusign - Upload & Sign Docs screenshot 5
Docusign - Upload & Sign Docs screenshot 6

Securely send and sign digital documents, contracts, and PDFs from any device. Create your own signature, upload files from various cloud services, and manage the signing process with ease. It's a legally binding and secure way to handle agreements.

What We Love

  • 🚀 Easy to use
  • 🚀 Convenient for signing documents on the go
  • 🚀 Saves time and effort
  • 🔒 Secure digital signatures
  • 👍 Useful for businesses and individuals
  • 👍 Intuitive interface
  • 👍 Excellent for real estate agents

Room to Improve

  • 🐛 Glitches with placing signatures and text boxes
  • 🐛 Inconsistent performance across devices
  • 🐛 Issues with editing and updating documents
  • 🐛 Unreliable customer support
  • 🔋 High battery consumption
  • 👎 Confusing user experience for some users

More Esignature Software apps to explore

FAQ about Esignature Software

What are the best esignature software apps for iPhone?
Adobe Acrobat Sign tops our esignature software apps ranking as of August 2026, with a 2.3-star average from 641 App Store ratings, and it's free to download.
Yes — 18 of the top esignature software apps we rank are free to download, including Adobe Acrobat Sign and Docusign - Upload & Sign Docs.
Adobe Acrobat Sign has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 79+ esignature software apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Adobe Acrobat Sign is a mobile application that serves as a companion to the Adobe Acrobat Sign e-signature service. It allows users to sign documents and forms electronically, send them to others for their signatures, track the status of agreements in real-time, and even scan paper documents into PDFs for signing.
Key features include the ability to sign documents directly on your screen, send documents for e-signature from various sources like cloud storage or email, track progress with real-time updates, scan paper documents into PDFs, and sign documents offline with automatic syncing when back online.