Best Sign Documents Free Apps

250+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated August 2026

Finding the right sign documents free apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Sign Documents Free Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Docusign - Upload & Sign DocsDocusign - Upload & Sign DocsFree4.9★ (822K)NoYesAug 2026
2eSign — Fill & Sign DocumentseSign — Fill & Sign DocumentsFree4.1★ (55)NoYesAug 2026
3Acrobat Reader: PDF EditorAcrobat Reader: PDF EditorFree4.7★ (637K)NoYesAug 2026
4Signeasy: Sign PDF DocumentsSigneasy: Sign PDF DocumentsFree4.9★ (34K)NoYesAug 2026
5SignNow: e-Signature appSignNow: e-Signature appFree4.5★ (18K)NoYesAug 2026
6Fill and Sign Documents: eSignFill and Sign Documents: eSignFree4.3★ (4.8K)YesYesAug 2026
7Google DocsGoogle DocsFree4.8★ (3.2M)NoYesAug 2026
8Form Filler: fill & sign formsForm Filler: fill & sign formsFree4.6★ (32K)NoNoAug 2026

Top Picks for Sign Documents Free

Docusign - Upload & Sign Docs#1

Docusign - Upload & Sign Docs by Docusign

Sign PDFs & Contracts
Editor's Choice
📊 Productivity
4.9😊(822K ratings)
FreeIn-App Purchases
#30in Productivity
Docusign - Upload & Sign Docs screenshot 1
Docusign - Upload & Sign Docs screenshot 2
Docusign - Upload & Sign Docs screenshot 3
Docusign - Upload & Sign Docs screenshot 4
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

Room to Improve

  • 🐛 Glitches with placing signatures and text boxes
  • 🐛 Inconsistent performance across devices
  • 🐛 Issues with editing and updating documents
Acrobat Reader: PDF Editor#3

Acrobat Reader: PDF Editor by Adobe Inc.

Documents Editor & Converter
Worth Considering
💼 Business
4.7😞(637K ratings)
FreeIn-App Purchases
#2in Business
Acrobat Reader: PDF Editor screenshot 1
Acrobat Reader: PDF Editor screenshot 2
Acrobat Reader: PDF Editor screenshot 3
Acrobat Reader: PDF Editor screenshot 4
Acrobat Reader: PDF Editor screenshot 5
Acrobat Reader: PDF Editor screenshot 6

This app is a powerful PDF tool for viewing, editing, annotating, and signing documents. It offers AI-powered features for summarizing and interacting with PDFs, along with robust conversion and security options. Collaborate on files and access your documents from anywhere.

What We Love

  • 🚀 Fast and efficient
  • 🔒 Secure document storage
  • 👍 Convenient for reading and annotating PDFs
  • 👍 Useful for students and professionals

Room to Improve

  • 🐛 Buggy and unreliable
  • 🔒 Overly intrusive login requirements
  • 💰 Expensive subscription model

More Sign Documents Free apps to explore

4
Signeasy: Sign PDF Documents
Signeasy: Sign PDF Documents
Signeasy: Sign PDF Documents
Signature Maker & Creator App
Free

Easily sign and send documents for electronic signatures from your mobile devices. All signatures are legally binding and include a digital audit trail for security and compliance. Works across multiple platforms and integrates with cloud storage.

Sign documents electronicallySend documents for signatureFill and edit PDF forms
📊 Productivity
(34K)
free with in-app purchases
5
SignNow: e-Signature app
SignNow: e-Signature app
SignNow: e-Signature app
Sign documents & PDF forms
Free

Easily sign and manage PDF documents and other file formats with this comprehensive e-signature solution. Upload files, create templates, and collect legally-binding signatures from multiple parties. Securely store and access your documents online or offline.

E-sign documents without limitsCreate legally-binding e-signaturesUpload and fill PDF/Word documents
📊 Productivity
(18K)
free with in-app purchases
6
Fill and Sign Documents: eSign
Fill and Sign Documents: eSign
Fill and Sign Documents: eSign
PDF Editor & e Signature Maker
Free

This app allows users to fill out, sign, and manage PDF documents digitally. It supports creating electronic signatures, requesting signatures from others, and securely storing signed contracts with audit trails. Users can also scan documents and convert them into editable digital files.

Fill PDF formsCreate digital signaturesRequest e-signatures
📊 Productivity
(4.8K)
free with in-app purchases
7
Google Docs
Google Docs
Google Docs
Edit Documents and Collaborate
Free

Create, edit, and collaborate on documents online in real time. Work together seamlessly with your team, even offline, and access a variety of file types. AI-powered features can help draft and refine content.

Real-time collaborationOffline editingTemplate library
📊 Productivity
(3.2M)
freemium
8
Form Filler: fill & sign forms
Form Filler: fill & sign forms
Form Filler: fill & sign forms
Create and Edit pdf documents
Free

Easily fill and sign PDF documents using a provided link or QR code. This advanced application streamlines the online form-filling process, saving you time and helping you go paperless.

Fill PDF documentsSign documentsUse provided links to open forms
📊 Productivity
(32K)
free
9
eSign App: Sign PDF Documents
eSign App: Sign PDF Documents
eSign App: Sign PDF Documents
e-Signature: Signature Maker
Free

Transform your device into a powerful tool for signing PDF documents and other file types. Easily import, scan, sign, and share documents locally, or send them to others for their signatures. Integrates with popular cloud services for seamless workflow.

Sign documents anywhereFill and edit documentsCreate custom e-signatures
💼 Business
(1.5K)
subscription
10
TapSign: Sign PDF Documents
TapSign: Sign PDF Documents
TapSign: Sign PDF Documents
Fill, Edit & eSign Documents
Free
💼 Business
(0)
11
Document Signer App
Document Signer App
Document Signer App
Sign PDF Documents
Free

Digitize paper documents with a built-in scanner and create your unique digital signature. Sign PDFs and various file formats quickly and easily from your smartphone. Share your signed documents effortlessly via email or other apps.

Create and customize digital signaturesSign documents quicklyBuilt-in document scanner
💼 Business
(3)
freemium
12
eSignly: Sign PDF Fast
eSignly: Sign PDF Fast
eSignly: Sign PDF Fast
Fast E-Signature & PDF Signer
Free

Easily create and apply your electronic signature to any PDF document in seconds. Fill out forms, add text and stamps, and securely share signed files without printing or scanning. This app works offline, keeping your data private on your device.

Create and reuse electronic signaturesFill and sign PDF formsImport PDFs from various sources
💼 Business
(1)
freemium
13
Sign My PDF Documents-PDF Sign
Sign My PDF Documents-PDF Sign
Sign My PDF Documents-PDF Sign
Sign My PDF Documents
Free
🌟 Lifestyle
(0)
14
PDF Manager: Scan, Sign & Edit
PDF Manager: Scan, Sign & Edit
PDF Manager: Scan, Sign & Edit
Documents and Photo Scanning
Free

Transform your iPhone into a powerful document scanner and PDF editor. Easily scan, sign, convert, compress, and protect your documents. Recognize text from scans and export in various formats for everyday work, study, or personal use.

Document scanningPDF signingText recognition (OCR)
💼 Business
(3)
free with in-app purchases
15
Sign PDF Documents - SignX
Sign PDF Documents - SignX
Sign PDF Documents - SignX
Fill, Edit & eSign
Free

Easily sign, stamp, and scan documents directly from your mobile device. Create custom signatures and add official seals to PDFs and other files in seconds. Streamline your paperwork and maintain a paperless workflow anywhere, anytime.

Sign documents instantlyCreate custom signaturesAdd stamps and seals
🔧 Utilities
(2)
free with in-app purchases
16
PDF Scan & Sign
PDF Scan & Sign
PDF Scan & Sign
by Sparktonic, LLC
Free

Transform your device into a powerful scanner and document editor. Easily capture, organize, and share files, add signatures, and fill out forms on the go. Ideal for managing work, school, or personal documents efficiently.

Scan documents and photosSave as PDF or imageOrganize with folders and cloud sync
🔧 Utilities
(1)
free with in-app purchases
17
Sign Documents: eSign PDF
Sign Documents: eSign PDF
Sign Documents: eSign PDF
Signature Maker, Scan & Fill
Free

Effortlessly sign PDFs and images directly on your iPhone without needing a printer, scanner, or account. Import documents, add your signature by drawing, typing, or photographing it, and share the final file securely on your device.

Sign PDFs and imagesMultiple signature creation methodsImport from cloud storage
📊 Productivity
(2)
free with in-app purchases
18
Scanner Document - Sign Online
Scanner Document - Sign Online
Scanner Document - Sign Online
Scan, fill sign with signature
Free
📊 Productivity
(0)
19
SignDocu Scan & Sign Documents
SignDocu Scan & Sign Documents
SignDocu Scan & Sign Documents
Sign PDFs , Docs & Contracts
Free
💼 Business
(0)
20
Document Signer - EasySign
Document Signer - EasySign
Document Signer - EasySign
Your signature, instantly!
Free
💼 Business
(0)

FAQ about Sign Documents Free

What are the best sign documents free apps for iPhone?
Docusign - Upload & Sign Docs tops our sign documents free apps ranking as of August 2026, with a 4.9-star average from 822K App Store ratings, and it's free to download.
Docusign - Upload & Sign Docs has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ sign documents free apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
The Docusign app allows users to securely send and sign electronic documents, contracts, and PDFs from virtually any device. It enables the creation of custom digital signatures, easy document uploading from various cloud services, and streamlined management of the entire signing process.
Yes, Docusign eSignature complies with the eSign Act, meaning agreements signed through the platform are legally binding. It provides a complete audit trail to track who signed, when, and where, ensuring the security and validity of the signed documents.