Comparison

DocSign vs PlainAuto

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

Head to head
About

DocSign

Easily add your signature to any document using your iPhone camera or imported files. Create, manage, and apply multiple signatures with professional results. Securely store and share signed documents directly from your device.

Highlights
  • Draw and save multiple signatures
  • Professional document scanner
  • Import PDF and image files
  • Add signatures to multi-page documents
  • Real-time preview before saving
  • Secure on-device storage
Features
Read full description

Sign documents instantly with SignDocs - the fast, professional way to add your signature to any document right from your iPhone. WHY DOCSIGN? DocSign combines powerful document scanning, signature creation, and signing tools into one seamless app. Whether you're signing contracts, approval forms, permission slips, or business documents, DocSign makes it effortless. SIGNATURE CREATION & MANAGEMENT Draw realistic signatures with your finger or Apple Pencil Create multiple signatures for different purposes Choose from black, blue, red, or green ink colors Save unlimited signatures to your personal library Set your most-used signature as default for quick access Rename and organize your signature collection DOCUMENT CAPTURE MADE EASY Professional document scanner using your iPhone camera Import photos from your library (up to 10 at once) Support for PDF and image files Auto-detect document edges for clean scans Multi-page document support POWERFUL SIGNING TOOLS Drag and position signatures exactly where needed Add multiple signatures to single documents Sign multi-page documents with ease Real-time preview before saving Navigate between pages effortlessly QUICK ACCESS & ORGANIZATION Recent documents carousel for instant access Thumbnail previews of all your signatures Clean, intuitive interface designed for speed One-tap access to signing workflow PROFESSIONAL RESULTS DocSign produces high-quality signed documents ready for email, printing, or digital submission. Perfect for: Business contracts and agreements Real estate documents Permission forms and applications Tax documents and financial paperwork Medical forms and consent documents Legal documents and affidavits Employment paperwork School forms and permission slips PRIVACY & SECURITY All documents and signatures are stored securely on your device. Your sensitive information never leaves your iPhone without your permission. GET STARTED IN SECONDS Scan or import your document Create your signature (or choose from your library) Position your signature on the page Save and share your signed document SIGNDOCS PRO Upgrade to Pro for enhanced features and unlimited signing capabilities. Try it free during onboarding! Download DocSign today and say goodbye to printing, signing, and scanning. Sign documents anywhere, anytime - right from your pocket. You may purchase an auto-renewing subscription through an In-App Purchase. • Auto-renewable subscription • Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period. • Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase https://signdocsprofessionaldocuments.wordpress.com/privacy-policy https://signdocsprofessionaldocuments.wordpress.com/terms-of-service

About

PlainAuto

Features
Read full description

PlainAuto explains your car — and the shop — in plain language. Whether you're a driver who wants to understand what that warning light means, or a technician who needs a quick torque spec, PlainAuto has you covered. CAR OWNER MODE • Warning Lights — what every dashboard light means, color-coded by urgency • Emergency Guide — flat tire, dead battery, overheating, fluid leaks, and more • DIY Repair Guides — step-by-step with tool lists and difficulty ratings • Maintenance Schedule — know exactly what's due and when • Cost Estimator — typical repair costs so you're never caught off guard • Mechanic Visit Prep — questions to ask, upsells to decline, your rights • Service History Log — track all maintenance, repairs, and costs over time • Seasonal Prep — winterizing, summer prep, pre-road-trip checklists • Fluids Guide — engine oil, coolant, brake fluid, transmission, and more • Buying & Selling Guide — pre-purchase inspection, trade-in, private sale tips MECHANIC / TECH MODE • OBD-II Code Library — 500+ codes with plain-language causes and fixes • Torque Spec Database — lug nuts, head bolts, drain plugs, suspension, and more • Repair Procedures — step-by-step with special tools and time estimates • Diagnostic Decision Trees — symptom-based troubleshooting sequences • Wiring Color Codes — by manufacturer (GM, Ford, Toyota, Honda, Chrysler) • Customer Explainer Cards — shareable cards that explain repairs in plain terms • Labor Time Estimator — standard labor times for common repairs • Parts Cross-Reference — cross-references across major brands • Fluid Capacities — by make, model, and year WORKS OFFLINE. No account required. The app shows ads (Google AdMob). Remove them with the one-time Remove Ads purchase; purchases you already own also remove ads in what they unlock..

Screenshots

DocSign4 screens
PlainAuto4 screens

Verdict

The call

The clearest difference is ads: DocSign at none against PlainAuto's shown. DocSign also leads on update cadence (every 2 days vs every 6 months). On price, in-app purchases, device support and iOS requirement 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. DocSign sells 5 in-app purchases, starting at $6.99 per 7 days and PlainAuto sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

DocSign ships an update every 2 days, PlainAuto every 6 months. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

Scorecard2 real differences · 7 level
DocSign versus PlainAuto: the parameters behind the verdict, then further details
ParameterDocSignPlainAuto
PriceFreeFree
Rating1.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 days — betterEvery 6 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.517.0 — better
Further details — not scored
Size21 MB8 MB
Age rating4+4+
DeveloperValerian KokhreidzeBhim Upadhyaya

In-app purchases

5 purchases

DocSign

Subscriptions5
  • Pro (weekly)$6.997 Days
  • Pro (monthly)$19.991 Month
  • Business Pro (weekly)2 variants$19.997 Days
Show 2 more
  • Pro (annual)$99.991 Year
  • Business Pro (annual)2 variants$199.991 Year
4 purchases

PlainAuto

One-time4
  • Remove Ads$1.99
  • Owner Premium$4.99
  • Pro Unlock$9.99
Show 1 more
  • Complete Bundle$12.99

Questions

Is DocSign free?
DocSign is free to download, with in-app purchases available.
Is PlainAuto free?
PlainAuto is free to download, with in-app purchases available.
Do DocSign or PlainAuto have ads?
PlainAuto shows ads; DocSign does not.
Which is updated more often, DocSign or PlainAuto?
DocSign ships an update every 2 days, and PlainAuto every 6 months. Most recently, DocSign was updated on October 30, 2026 and PlainAuto on November 9, 2026.

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