Best Digital Sign PDF Apps

247+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated October 2026

With an average user rating of 4.3★, the digital sign pdf category is one of the App Store's strongest. Browse all 247+ apps we track, sorted so the most loved ones surface first.

Compare top Digital Sign PDF Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1e Signature Scanner, Sign PDFe Signature Scanner, Sign PDFFree4.6★ (2K)NoYesOct 2026
2Sign PDF: Editor & CertificateSign PDF: Editor & CertificateFree was $19.994.9★ (18)YesYesSep 2026
3Signeasy: Sign PDF DocumentsSigneasy: Sign PDF DocumentsFree4.9★ (34K)NoYesOct 2026
4Sign Documents - Sign&Edit PDFSign Documents - Sign&Edit PDFFree4.5★ (65)NoYesOct 2026
5Sign.Plus - Sign PDF DocumentsSign.Plus - Sign PDF DocumentsFree4.8★ (281)NoYesSep 2026
6Sign Documents PDF SignatureSign Documents PDF SignatureFree—NoYesAug 2026
7eSign – Sign PDFeSign – Sign PDFFree4.9★ (15)NoYesSep 2026
8Acrobat Reader: PDF EditorAcrobat Reader: PDF EditorFree4.6★ (654K)NoYesOct 2026

Top Picks for Digital Sign PDF

e Signature Scanner, Sign PDF#1

e Signature Scanner, Sign PDF by Profuse

Electronic Document Signer App
Editor's Choice
💼 Business
4.6😐(2K ratings)
FreeIn-App Purchases
e Signature Scanner, Sign PDF screenshot 1
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e Signature Scanner, Sign PDF screenshot 3
e Signature Scanner, Sign PDF screenshot 4
e Signature Scanner, Sign PDF screenshot 5
e Signature Scanner, Sign PDF screenshot 6

Capture your handwritten signature from paper using your phone's camera. The app automatically cleans and refines it for a professional, transparent digital signature to use on PDFs and other documents. Sign contracts, invoices, and agreements quickly and securely.

What We Love

  • 👍 Easy to use
  • 🚀 Efficient signature creation
  • 💡 Convenient for on-the-go signing
  • 🔒 Secure signature storage
  • 👍 User-friendly interface

Room to Improve

  • 🐛 Signature not appearing in documents
  • 🐛 Signature quality issues (faint, thin)
  • 💰 Expensive subscription
  • 🔒 Concerns about unauthorized charges
Signeasy: Sign PDF Documents#3

Signeasy: Sign PDF Documents by Glykka LLC

eSign Contracts, Docs & Forms
Worth Considering
📊 Productivity
4.9😊(34K ratings)
FreeIn-App Purchases
Signeasy: Sign PDF Documents screenshot 1
Signeasy: Sign PDF Documents screenshot 2
Signeasy: Sign PDF Documents screenshot 3
Signeasy: Sign PDF Documents screenshot 4
Signeasy: Sign PDF Documents screenshot 5
Signeasy: Sign PDF Documents screenshot 6

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.

What We Love

  • ⭐ Excellent app
  • 🚀 Easy and convenient to use
  • 👍 Intuitive and user-friendly
  • 🔒 Secure and trustworthy
  • 💻 Essential for business needs
  • 📝 Streamlines document signing

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Restrictive for non-subscribers
  • 🐛 Occasional bugs and glitches
  • 🔄 Inconsistent app updates
  • 🕰️ Slow performance at times

More Digital Sign PDF apps to explore

FAQ about Digital Sign PDF

What are the best digital sign pdf apps for iPhone?
e Signature Scanner, Sign PDF tops our digital sign pdf apps ranking as of October 2026, with a 4.6-star average from 2K App Store ratings, and it's free to download.
Yes — 20 of the top digital sign pdf apps we rank are free to download, including e Signature Scanner, Sign PDF and Sign PDF: Editor & Certificate.
e Signature Scanner, Sign PDF has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 247+ digital sign pdf apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.