Comparison

PDF vs QR Kit

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

Head to head
About

PDF

Combine multiple PDF documents into a single file quickly and easily. This utility allows users to merge up to 50 PDFs with drag-and-drop reordering and a preview function. It's designed for effortless document consolidation on mobile devices.

Highlights
  • Merge up to 50 PDF files
  • Drag and drop page reordering
  • Preview before merging
  • No file size limits
  • Combine study materials
  • Merge work documents
Features
Read full description

PDF is the simplest, most beautiful way to work with PDF documents on iPhone and iPad. Every tool you need in one place — no accounts, no uploads, 100% on your device. MERGE Combine multiple PDFs into one. Drag to reorder, preview, and save in seconds. SPLIT Extract exactly the pages you need into a new document. COMPRESS Shrink large PDFs to share them easily — with a choice of quality levels. IMAGES TO PDF Turn your photos into a clean, page-sized PDF. SCAN Scan paper documents with your camera straight into a PDF. SIGN Draw your signature and place it anywhere on the page. PRIVATE BY DESIGN Your documents never leave your device. No cloud, no sign-up, no tracking. Beautifully designed, fast, and satisfying to use. Download PDF and get things done.

About

QR Kit

Features
Read full description

Scan any QR or barcode instantly, create custom codes, and keep a private history — entirely on your device. QR Kit is your all-in-one QR code and barcode toolkit. Point, scan, create, and organize — no account required. ▸ NEW: QUICK SCAN WIDGETS Tap once from Control Center (iOS 18) or from your Lock Screen widget to open the QR reader instantly. No unlocking, no searching for the app. The fastest way to scan. ▸ INSTANT SCANNING Point your camera at any QR code or barcode for instant results. You can also scan codes from photos in your library. Every scan is confirmed with haptic and sound feedback. ▸ CREATE QR CODES QR generator for URLs, plain text, email, phone numbers, SMS, and locations. Share your created QR codes instantly or save them to your photo library. Every code you create is saved to your history. ▸ AUTOMATIC HISTORY Every scan and created code is saved automatically. Today, this week, this month, or older — everything is organized by date. Filter between scanned and created codes. When you scan the same code again, you'll see how many times it's been scanned before. ▸ 18 CODE TYPES Website, WiFi network, contact card (vCard/MeCard), calendar event, phone number, email, SMS, location, social media, video, music, payment, cryptocurrency, App Store link, product barcode, and more — every type is automatically detected and classified. ▸ SEARCH, FILTER & SORT Find any scan with full-text search. Filter by type, date, source, or favorites. Sort by newest, oldest, alphabetical, category, or most frequent. ▸ FAVORITES & EDITING Star important scans for quick access. Add a title and notes to any scan, change its type. Use bulk selection to delete or favorite multiple scans at once. ▸ FULLY OFFLINE & PRIVATE No account. No cloud. No tracking. All your data stays on your device only. No internet connection needed — works even in airplane mode. ▸ EASY MANAGEMENT Copy, share, or open directly — open websites in Safari, connect to WiFi networks, save contacts. Everything with a single tap. ▸ TRY FREE Free includes 7 scans a week and 3 URL or text codes a day — enough to finish a real QR job before you pay. Your 5 newest codes stay visible, and older history waits safely in your vault. ▸ PRO UNLOCKS THE VAULT Unlimited history, full search and filters, .qrkit backup & restore, and Pro widgets. Choose monthly, annual, or lifetime. QR Kit is built for everyday QR jobs — restaurant menus, WiFi networks, tickets, and more. Your data stays on your device. Pro unlocks the full history vault when you need it. Have feedback? Reach us at support@can.bi Privacy Policy: https://canbi.notion.site/Privacy-Policy-45f6cac95bdb825cbed381811ce5a61a Terms of Use (EULA): https://canbi.notion.site/Terms-of-Service-1cd6cac95bdb824faa1e013065196448

Screenshots

PDF4 screens
QR Kit4 screens

Verdict

The call

The clearest difference is price: QR Kit at Free against PDF's $3.99. QR Kit also leads on update cadence (weekly vs fortnightly). PDF's advantage is in-app purchases (none vs 7). On ads, 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

QR Kit is free to download; PDF costs $3.99 up front. QR Kit sells 7 in-app purchases, starting at $0.99 per month. PDF asks for nothing beyond the download.

UpkeepUpdate frequency

PDF ships an update fortnightly, QR Kit weekly. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 6 level
PDF versus QR Kit: the parameters behind the verdict, then further details
ParameterPDFQR Kit
Price$3.99Free — better
Rating1.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.618.0 — better
Further details — not scored
Size3 MB13 MB
Age rating4+4+
DeveloperVladimir RodzaevskiyCan Bi

In-app purchases

None

PDF

No in-app purchases

7 purchases

QR Kit

Subscriptions2
  • QR Kit Pro Monthly$0.991 Month
  • QR Kit Pro Annual$4.991 Year
One-time5
  • Coffee$1.99
  • Lunch$4.99
  • QR Kit Pro Lifetime$7.99
Show 2 more
  • Dinner$12.99
  • Feast$24.99

Questions

Is PDF free?
PDF costs $3.99, with no in-app purchases.
Is QR Kit free?
QR Kit is free to download, with in-app purchases available.
Do PDF or QR Kit have ads?
Neither PDF nor QR Kit shows ads.
Which is updated more often, PDF or QR Kit?
PDF ships an update fortnightly, and QR Kit weekly. Most recently, PDF was updated on September 20, 2026 and QR Kit on September 18, 2026.

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