Comparison

Dux Mobility vs Sign PDF Documents

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dux Mobility

Features
Read full description

Features: (List of Features) Receive work orders and rounds on mobile devices Create breakdown work orders on mobile devices View work order information Complete work steps Issue and return parts Record conditions and test results Attach photos Record work done Complete work orders Check inventory balances Create work requests View operational asset details Enter meter readings and usage Enter inspection and test results Record operational asset downtime and availability

About

Sign PDF Documents

Easily sign documents like PDFs and other files directly from your device. Scan, capture, or create custom signatures to apply to your files. Manage and share all your signed documents with this offline app.

Highlights
  • Sign documents from files
  • Sign documents from iCloud
  • Sign documents from photos
  • Scan and sign documents
  • Create and capture signatures
  • Edit PDFs with signatures
  • Share signed documents
  • Manage signed documents
Features
Read full description

Sign PDF documents, contracts, and forms in seconds with E-Signature — the fastest electronic signature app for iPhone and iPad. Add your digital signature to any PDF, eSign agreements, and scan paper documents without printing, faxing, or scanning hassle. Pick PDFs from Files, iCloud, Photos, or paste a URL. Scan paper documents with your camera and convert them to PDF instantly. Open any PDF or image directly from the Files app or other apps and start signing immediately. Everything stays private. Your documents and signatures are stored locally on your device — your data never leaves your iPhone or iPad. KEY FEATURES Sign PDF documents from Files, iCloud, Photos, or URLs Open PDFs and images directly from the Files app Scan paper documents with your camera and sign them Draw your signature or type it with 20+ handwriting fonts Capture a paper signature using your camera Use the built-in signature generator to create signatures instantly Add stamps, text, dates, and watermarks to any PDF Generate AI summaries and key points from any document — powered by on-device Apple Intelligence Control the document signer with Siri Shortcuts and voice commands Save and manage multiple signatures with favorites Browse, rename, and share all signed documents Dark Mode support Works completely offline — no internet required WHY CHOOSE E-SIGNATURE Faster than web-based signing tools — sign right on your iPhone No account, no signup, no cloud — open the app and sign The only document signer with built-in scanning, AI summaries, and Apple Watch support Trusted digital signature app for freelancers, founders, and small business owners SIRI SHORTCUTS "Sign a PDF" — opens the file picker "Scan and Sign" — launches the document scanner "Sign from Photos" — pick an image to sign "Open Last Document" — jump back to your most recent file "Show My Signatures" — view all saved signatures PERFECT FOR Signing contracts and NDAs on the go eSigning rental agreements and lease documents Adding electronic signatures to invoices and proposals Signing offer letters, consent forms, and authorization papers Quick PDF edits with text, stamps, and annotations SUBSCRIPTION DETAILS E-Signature offers auto-renewable subscriptions to unlock premium features: Weekly & Monthly Subscription along with Free trial availability Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription will automatically renew unless cancelled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period at the cost of the chosen plan. You can manage or cancel your subscription anytime in your Apple ID Account Settings. Privacy Policy: https://esign-pdf-documents.nextpixelapps.app/privacy Terms of Service: https://esign-pdf-documents.nextpixelapps.app/terms

Screenshots

Dux Mobility1 screens
Sign PDF Documents4 screens

Verdict

The call

The clearest difference is in-app purchases: Dux Mobility at none against Sign PDF Documents's 6. Dux Mobility also leads on iOS requirement (9.0 vs 17.0). Sign PDF Documents's advantage is update cadence (every 3 weeks vs every 8 months). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sign PDF Documents sells 6 in-app purchases, starting at $4.99 per 7 days. Dux Mobility asks for nothing beyond the download.

UpkeepUpdate frequency

Dux Mobility ships an update every 8 months, Sign PDF Documents every 3 weeks. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 6 level
Dux Mobility versus Sign PDF Documents: the parameters behind the verdict, then further details
ParameterDux MobilitySign PDF Documents
PriceFreeFree
Rating4.9 (55 ratings) — better
Number of ratings55 — better
Update frequencyEvery 8 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS9.0 — better17.0
Further details — not scored
Size125 MB89 MB
Age rating4+4+
DeveloperMainpac Pty LtdNextPixel apps

In-app purchases

None

Dux Mobility

No in-app purchases

6 purchases

Sign PDF Documents

Subscriptions6
  • PDF Signature weekly plan$4.997 Days
  • Sign PDF Documents with Esign3 Days trial$4.997 Days
  • Sign PDF Documents with Esign$5.997 Days
Show 3 more
  • E-signature documents & PDF$6.997 Days
  • Document sign now - Monthly3 Days trial$7.991 Month
  • PDF Signature - eSign App3 Days trial$9.991 Month

Questions

Is Dux Mobility free?
Dux Mobility is free to download, with no in-app purchases.
Is Sign PDF Documents free?
Sign PDF Documents is free to download, with in-app purchases available.
Do Dux Mobility or Sign PDF Documents have ads?
Neither Dux Mobility nor Sign PDF Documents shows ads.
Which is updated more often, Dux Mobility or Sign PDF Documents?
Dux Mobility ships an update every 8 months, and Sign PDF Documents every 3 weeks. Most recently, Dux Mobility was updated on September 9, 2026 and Sign PDF Documents on September 10, 2026.

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