Comparison

PDF Document Scanner App + vs Signature Scanner

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

Head to head
About

PDF Document Scanner App +

Easily scan any document with this mobile app. It offers automatic border detection, manual adjustment, and supports PDF and JPEG formats. Organize scans into folders and share them effortlessly.

Highlights
  • Automatic document border detection
  • Manual boundary adjustment
  • Scan to PDF and JPEG
  • Folder sorting
  • Share scanned documents
Read full description

Scan documents to clean PDFs in seconds. Scanner finds the edges, removes shadows and straightens every page. Scanning and PDF export are free. Sign without printing, find any word inside your scans and lock a PDF with a password. Paperwork done right on your iPhone. Scan • Automatic edge detection, perspective correction and shadow removal • Multi-page documents in one go • Original, Auto, Color and Black & White filters • Import from Photos, Files and iCloud Drive: PDF, JPG, PNG Edit and organize • Crop, rotate, reorder and replace pages • Merge documents or split one into several • Match Pages gives every page the same clean look • Add a text watermark such as “Confidential” • Folders, rename, move and duplicate Find text • Text recognition runs on your iPhone • Search any word across your scans, like an invoice number or a name • Copy text from a page • Export searchable PDFs Sign and send • Sign right on the page and save reusable signatures • Add text, dates and notes • Protect a PDF with a password. Scanner never stores it • Share by Mail, Messages, AirDrop or save to Files Works for receipts, invoices, contracts, IDs, forms, school notes and books. Scanner Pro — from $4.99 a week Scanning, editing and basic PDF export stay free with no document limit. Pro unlocks searchable PDFs, library search, password-protected PDFs, signed export and Match Pages. Try each Pro feature once for free. Plans: weekly, yearly (from $24.99) or a one-time lifetime purchase ($99.99). The yearly plan may include a free trial. If it does, you will see its terms before you pay. Prices are for the US; the App Store shows the price in your local currency. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the period ends. Manage or cancel in your App Store account settings. Terms of Use: https://nestore.co/terms Privacy Policy: https://nestore.co/privacy

About

Signature Scanner

Features
Read full description

Signature Scanner – Real Signatures. Clean PDFs. Turn your real pen signature into a digital file in seconds. Just snap a photo of your signature on paper — our AI removes the background and gives you a clean, transparent PNG ready to sign any document. You can also scan full documents to PDF and sign them in the app. Features: - Scan your signature from paper & export it digital - Save & reuse multiple signatures - Unlimited scans & signatures - 100% private & secure – Your documents and signatures are secure and does not get stored, everything is Local! Privacy Policy: https://docs.google.com/document/d/1-sV-3SOHn9Qt1k_wRC4jdvA2mXMKtHIXLKosJ4LFfd8/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1sAU4_D7JOlcnaHIuSzkcw1RXs1u3BX67GPudkdY0NSc/edit?usp=sharing

Screenshots

PDF Document Scanner App +4 screens
Signature Scanner4 screens

Verdict

The call

The clearest difference is update cadence: Signature Scanner at every 4 days against PDF Document Scanner App +'s monthly. On price, ads, in-app purchases 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. PDF Document Scanner App + sells 5 in-app purchases, starting at $4.99 per 7 days and Signature Scanner sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PDF Document Scanner App + ships an update monthly, Signature Scanner every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
PDF Document Scanner App + versus Signature Scanner: the parameters behind the verdict, then further details
ParameterPDF Document Scanner App +Signature Scanner
PriceFreeFree
Rating4.8 (23 ratings) — better—
Positive reviews70.0% of reviews—
Number of ratings23 — better—
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size37 MB6 MB
Age rating4+4+
DeveloperAleksandr NesterovTeoman Gul

In-app purchases

5 purchases

PDF Document Scanner App +

Subscriptions4
  • Week subscription$4.997 Days
  • Week subscription3 Days trial$4.997 Days
  • Year subscription7 Days trial$24.991 Year
Show 1 more
  • Year subscription$29.991 Year
One-time1
  • Purchase whole app$99.99
3 purchases

Signature Scanner

Subscriptions2
  • Monthly Unlimited Access$3.991 Month
  • Yearly Unlimited Access$14.991 Year
One-time1
  • Lifetime Unlimited Access$3.99

Questions

Is PDF Document Scanner App + free?
PDF Document Scanner App + is free to download, with in-app purchases available.
Is Signature Scanner free?
Signature Scanner is free to download, with in-app purchases available.
Do PDF Document Scanner App + or Signature Scanner have ads?
Neither PDF Document Scanner App + nor Signature Scanner shows ads.
Which is updated more often, PDF Document Scanner App + or Signature Scanner?
PDF Document Scanner App + ships an update monthly, and Signature Scanner every 4 days. Most recently, PDF Document Scanner App + was updated on November 3, 2026 and Signature Scanner on October 30, 2026.

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