Comparison

DocKit vs Maskduck

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

Head to head
About

DocKit

This app offers a powerful offline document scanner with AI-powered filters for clean, professional scans. It provides a comprehensive suite of PDF editing tools, including merging, splitting, converting, and text extraction, all while prioritizing user privacy with on-device processing.

Highlights
  • AI-powered document scanning
  • Offline PDF editing tools
  • Merge, split, and reorder PDFs
  • Convert PDFs to images
  • Extract text from PDFs and images (OCR)
  • Digital signatures and password protection
  • PDF compression and optimization
Features
Read full description

Dockit is a smart document scanner and full PDF toolkit — AI-powered filters, a complete set of PDF tools, and everything works fully offline. Scan documents with your camera and get clean, professional results instantly. Smart filters run entirely on-device to auto-detect edges, correct perspective, remove shadows, and produce crisp scans whether you're capturing a receipt, a contract, an ID card, or a passport. DOCUMENT SCANNER Scan in four modes built for different needs — General for any document, Document for standard paper sizes like A4 and Letter, ID Card for capturing both sides of an identity card, and Passport for travel documents. Every scan is processed locally with no data sent anywhere. ORGANIZE YOUR PDFs Merge multiple PDFs into one, or split a file your way — by page range, by file size, or at fixed intervals. Reorder, rotate, delete, or extract pages with a few taps. CONVERT & EXTRACT Turn PDFs into images or build a PDF from your photos in seconds. Extract text from any PDF or use OCR to pull text out of scanned images — all offline. SECURITY & SIGNING Sign documents digitally, add custom watermarks, protect files with a password, or remove protection from any PDF. Your documents, fully under your control. COMPRESS & OPTIMIZE Reduce PDF file sizes significantly without losing quality — useful for sharing, emailing, or simply freeing up storage. PRIVACY BY DESIGN Dockit works entirely offline. Nothing is uploaded and no data is collected. What's on your device stays on your device. SUBSCRIPTION & PREMIUM FEATURES Dockit offers a free version with core scanning features. Advanced tools require a subscription. Premium features include: • OCR (text recognition) • PDF compression • Digital signatures • Password protection for PDFs • ID card and passport scanning • Extended scan limits Subscription details are shown in-app before purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Maskduck

Features
Read full description

Maskduck is the fastest way to hide sensitive information in your screenshots and photos before you share them. Smart detection finds private info for you — then a single tap covers it up. Everything happens on your device. Your photos never leave your phone. WHAT IT MASKS • Phone numbers • Email addresses • Credit and debit card numbers • ID and document numbers • Bank account numbers • IP addresses • License plates • Long numeric strings that look private HOW IT WORKS 1. Pick a photo from your library. 2. Maskduck scans the text and highlights anything sensitive. 3. Tap to hide it — or draw your own mask with the brush or rectangle tool. 4. Save or share. That's it. FOUR MASK STYLES • Solid — clean black bars • Pixelate — classic mosaic look • Blur — soft gaussian blur • Hide — cover with a matching background BUILT FOR PRIVACY • 100% on-device processing — nothing is uploaded • No account, no sign-in, no ads, no tracking • Works offline • Only asks for the photo permissions it actually needs WHO IT'S FOR • Anyone sharing receipts, tickets, or order confirmations • Sellers posting product photos with personal info in the background • Developers and designers sharing screenshots with tokens or emails • Journalists and researchers redacting documents • Anyone who values privacy before hitting "send" Stop cropping awkwardly or editing in five different apps. Maskduck handles it in seconds.

Screenshots

DocKit4 screens
Maskduck4 screens

Verdict

The call

The clearest difference is device support: DocKit at 3 against Maskduck's 1. On price, update cadence, ads and in-app purchases 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. DocKit sells 3 in-app purchases, starting at $4.99 per month and Maskduck sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

DocKit ships an update every 5 days, Maskduck weekly. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

Scorecard1 real difference · 9 level
DocKit versus Maskduck: the parameters behind the verdict, then further details
ParameterDocKitMaskduck
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 5 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.5 — better16.0
Further details — not scored
Size135 MB1 MB
Age rating4+4+
DeveloperMohamed Al-Kainai雨燕 杨

In-app purchases

3 purchases

DocKit

Subscriptions2
  • Monthly$4.991 Month
  • Yearly$29.991 Year
One-time1
  • Lifetime$59.99
1 purchases

Maskduck

One-time1
  • Remove Watermark$0.99

Questions

Is DocKit free?
DocKit is free to download, with in-app purchases available.
Is Maskduck free?
Maskduck is free to download, with in-app purchases available.
Do DocKit or Maskduck have ads?
Neither DocKit nor Maskduck shows ads.
Which is updated more often, DocKit or Maskduck?
DocKit ships an update every 5 days, and Maskduck weekly. Most recently, DocKit was updated on October 5, 2026 and Maskduck on October 3, 2026.

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