Best Genius Sign Apps

241+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

The best genius sign apps on iPhone average 4.5★ across 241+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Genius Sign

Genius Sign: PDF doc signature#1

Genius Sign: PDF doc signature by The Grizzly Labs

Annotate, fill, send documents
Editor's Choice
💼 Business
4.9😊(12K ratings)
FreeIn-App Purchases
Genius Sign: PDF doc signature screenshot 1
Genius Sign: PDF doc signature screenshot 2
Genius Sign: PDF doc signature screenshot 3
Genius Sign: PDF doc signature screenshot 4
Genius Sign: PDF doc signature screenshot 5
Genius Sign: PDF doc signature screenshot 6

Easily sign, date, and annotate documents directly on your device. Import files, add your signature by drawing or scanning, and insert text or dates. Save time with smart features that locate signature fields and repeat initials across pages.

What We Love

  • 🚀 Easy to use
  • 🚀 Convenient for signing documents on the go
  • 🚀 Integrates well with Genius Scan app
  • 👍 Clean and intuitive user interface

Room to Improve

  • 🐛 Occasional crashes or bugs after updates
  • 🐛 Issues with PDF document recognition and rendering
  • 💡 Needs more customization options for signatures (e.g., color, size)
eSign Documents - Fill & Sign#2

eSign Documents - Fill & Sign by Andre Kruthaup

PDF Electronic Signature Maker
Strong Contender
🔧 Utilities
0.0(0 ratings)
FreeIn-App Purchases
eSign Documents - Fill & Sign screenshot 1
eSign Documents - Fill & Sign screenshot 2
eSign Documents - Fill & Sign screenshot 3
eSign Documents - Fill & Sign screenshot 4
eSign Documents - Fill & Sign screenshot 5

Easily fill, sign, and send documents electronically from your device. Supports PDFs, Word files, and images, offering secure and legally binding e-signatures in seconds. Import files from various sources for a streamlined workflow.

eSign - Fill Out Documents Now#3

eSign - Fill Out Documents Now by Ruslana Savchuk

Electronic Signature: Sign App
Worth Considering
🔧 Utilities
0.0(0 ratings)
FreeIn-App Purchases
eSign - Fill Out Documents Now screenshot 1
eSign - Fill Out Documents Now screenshot 2
eSign - Fill Out Documents Now screenshot 3
eSign - Fill Out Documents Now screenshot 4

This app provides a secure and convenient way to digitally sign documents on your mobile device. It generates unique digital signatures, not just handwritten copies, ensuring authenticity and security with features like biometric authentication and tamper-proof audit trails.

More Genius Sign apps to explore

4
eSign - Sign & Edit Documents!
eSign - Sign & Edit Documents!
eSign - Sign & Edit Documents!
Easy Digital Signature Now.
Free

Digitally sign documents from your phone or tablet in seconds. This app allows you to approve contracts, fill forms, and request signatures securely and legally. Streamline your document workflows without printing or scanning.

Digitally sign PDFs and filesUpload documents from cloud/emailSend signature requests
🔧 Utilities
(54)
free with in-app purchases
5
Sign Documents: Signature PDF
Sign Documents: Signature PDF
Sign Documents: Signature PDF
Sign Smart. Go Digital
Free

Easily create and apply your handwritten signature to documents directly from your phone. Sign contracts, forms, and agreements digitally without printing or scanning, then securely export them.

Digitized signature creationDocument import from multiple sourcesSecure signing with encryption
💼 Business
(32)
freemium
6
eSign: Edit PDF & Form Filler
eSign: Edit PDF & Form Filler
eSign: Edit PDF & Form Filler
Fill and Sign, Document Signer
Free

Easily add signatures, text, and images to PDF files and documents. Import signatures and perform real-name signing for a secure experience. Ideal for business, travel, and remote signing needs.

Add signatures, text, and images to PDFsImport signatures for real-name signingSign documents, files, and images
🔧 Utilities
(11)
freemium
7
Scanner App: Genius Scan
Scanner App: Genius Scan
Scanner App: Genius Scan
PDF documents & OCR
Free

This app transforms your mobile device into a powerful document scanner. It automatically detects, crops, and enhances paper documents, allowing you to export them as multi-page PDFs. Organize, secure, and share your scanned files with advanced features.

Smart document detection and croppingBatch scanning for multiple pagesPDF creation and editing
💼 Business
(1.3M)
free with in-app purchases
8
eSign: Digital & Signature App
eSign: Digital & Signature App
eSign: Digital & Signature App
Sign & Edit PDF Documents Now
Free

Easily sign and edit PDF documents with a powerful digital signature tool. Import files from storage or your photo library, create custom signatures, and fill out forms on the go. Streamline your document workflow with multi-page support and a smooth, intuitive signing process.

Custom e-signaturesPDF document importMulti-page support
🔧 Utilities
(69)
free with in-app purchases
9
Signature. Sign Documents PDF
Signature. Sign Documents PDF
Signature. Sign Documents PDF
Your e-signature, anywhere
Free

Easily sign documents with a digitized handwritten signature directly from your phone. Capture documents, create your signature, and securely store or export signed files in multiple formats. Send signed documents via email without leaving the application.

Digitized handwritten signature creationDocument capture via phone cameraSecure storage of signed documents
💼 Business
(49)
free with in-app purchases
10
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
11
eSign Fill & Sign PDF Document
eSign Fill & Sign PDF Document
eSign Fill & Sign PDF Document
Signature Maker: Signer Filler
Free

Easily create and apply electronic signatures to documents directly from your phone. This app lets you sign forms with your finger or initials, edit documents, and import files for a seamless signing experience.

Create electronic signaturesSign documents easilyEdit and complete documents
🔧 Utilities
(128)
free with in-app purchases
12
eSign: Signature Maker, Editor
eSign: Signature Maker, Editor
eSign: Signature Maker, Editor
Fill Out Form, Sign Documents
Free

Effortlessly sign, fill, and manage documents directly from your iPhone. Create legally valid electronic signatures with your finger or stylus and send signed documents in seconds. Streamline your paperwork and reduce paper usage.

Create electronic signaturesFill out and edit documentsApply signatures to PDFs
🔧 Utilities
(126)
free with in-app purchases
13
Docusign - Upload & Sign Docs
Docusign - Upload & Sign Docs
Docusign - Upload & Sign Docs
Sign PDFs & Contracts
Free

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.

Create custom digital signaturesUpload documents from cloud storageUnlimited free signing for all parties
📊 Productivity
(816K)
free with in-app purchases
14
Sign Documents - PDF Signature
Sign Documents - PDF Signature
Sign Documents - PDF Signature
Your Signature, Digitized
Free

Effortlessly sign any document with a digitized handwritten signature directly from your phone. This app supports multiple file formats, offers secure encryption, and allows for easy sharing of signed documents.

Digitized handwriting signatureSupports PDF, Word, and image formatsImport from email and cloud storage
📚 Education
(25)
free with in-app purchases
15
RichSign: PDF Sign & Fill
RichSign: PDF Sign & Fill
RichSign: PDF Sign & Fill
Add your Signature to PDF
Free

Effortlessly create professional e-signatures from photos and scan documents into clear PDFs. This AI-powered tool allows you to sign contracts, fill forms, and manage paperwork securely on your device.

AI-powered signature extractionAdvanced document scannerPDF and document editor
💼 Business
(4)
free with in-app purchases
16
Document Signer, eSign, Editor
Document Signer, eSign, Editor
Document Signer, eSign, Editor
Electronic Signature, Edit PDF
Free

Sign and edit any PDF document directly from your iPhone. Effortlessly add signatures, stamps, or initials, and keep all your important files organized, shareable, and secure without needing to print or scan.

Sign PDFs directly on iPhoneAdd signatures, stamps, and initialsEdit existing PDF files
🔧 Utilities
(1)
free with in-app purchases
17
Sign PDF & Document Signature
Sign PDF & Document Signature
Sign PDF & Document Signature
Electronic Documents Signer
Free

Streamline your document workflow by scanning, uploading, and digitally signing files. Customize your signature with various tools and options for a professional touch. Manage your documents seamlessly and efficiently.

Scan or upload documentsImport files from various sourcesCustomizable signatures and stamps
💼 Business
(23)
subscription
18
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
Edit, Sign, Convert Documents
Free

This app allows you to edit, annotate, fill out forms, and convert PDF documents. It offers AI-powered summarization and analysis, along with tools to merge, sign, and protect your files. Work seamlessly across Apple devices with a user-friendly interface.

Edit PDF text and imagesAnnotate and highlight PDFsFill out PDF forms
📊 Productivity
(215K)
free with in-app purchases
19
CamScanner - PDF Scanner App
CamScanner - PDF Scanner App
CamScanner - PDF Scanner App
Сканер текста,фото,файлов PDF
Free

Transform your mobile device into a powerful portable scanner. Instantly scan, edit, and share documents in various formats like PDF, JPG, Word, and TXT. Features include OCR, e-signatures, and secure file management.

Mobile document scanningText recognition (OCR)PDF conversion
📊 Productivity
(1.8M)
free with in-app purchases
20
Scan Hero: PDF Scanner
Scan Hero: PDF Scanner
Scan Hero: PDF Scanner
For Documents, Photos & Text
Free

Scan documents, photos, and text on the go and manage your paperwork digitally. Edit, sign, and share your scans as PDFs or images. Offers OCR, HD quality, and secure file protection.

Scan documents to PDF or imageMultiple camera modes for specific documentsEdit scans: re-crop, perspective, filters
💼 Business
(241K)
free with in-app purchases

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