Comparison

Shift Calendar & Work Roster vs PDF Master

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

Head to head
About

Shift Calendar & Work Roster

Plan rotating work schedules, track overtime pay, and sync shifts to your phone calendar. This app supports complex rotation patterns and automatically calculates earnings, working offline for convenience.

Highlights
  • Smart rotation engine for any shift pattern
  • Overtime and pay tracking
  • Syncs with Google Calendar and Apple Calendar
  • Offline functionality
  • Color-coded calendar views
  • Home screen widgets
  • Dark mode for OLED screens
Features
Read full description

Plan rotating shifts, track work hours, and see your estimated earnings with Workshift. A shift calendar for nurses, firefighters, security staff, and anyone whose work schedule changes from week to week. PLAN YOUR ROTATION Set up a repeating pattern of day shifts, night shifts, and days off. Choose a rotation template or create your own, then apply it to your calendar without entering every shift individually. Plan 12-hour shifts and custom working hours around your routine. SEE YOUR SCHEDULE CLEARLY Use color-coded shifts to see when you work and when you're free. Check upcoming shifts, add notes, and keep your work schedule organized in one place. TRACK HOURS AND ESTIMATED PAY Record regular shifts and overtime, enter your pay rates, and review your hours and estimated earnings. Keep a clearer picture of your working month based on the shifts and rates you enter. STAY PREPARED Set reminders before your shifts and use dark mode for comfortable viewing at night. Your saved schedule is available offline, so you can check it even when you have no signal. GO FURTHER WITH WORKSHIFT PRO • Device calendar sync to keep shifts alongside your other events • Home Screen widgets for a quick view of your schedule • Advanced statistics to review your hours and earnings • CSV export for your shift records Calendar sync requires permission to access your device's calendars. Pro features require a purchase. Make your next rotation easier to manage. Download Workshift and plan your shifts ahead. Terms of Use: https://smallorbit.studio/apps/workshift/terms/

About

PDF Master

This comprehensive tool allows users to scan, edit, annotate, sign, convert, merge, split, compress, and protect PDF documents. It offers OCR for searchable scans, AI summarization and chat, and secure password protection. Designed for iOS, it provides a fast and native user experience.

Highlights
  • Scan documents to searchable PDFs with OCR
  • Edit PDFs with highlights, drawings, and text
  • Sign documents with digital signatures
  • Convert PDFs to/from Word, Excel, PowerPoint, and images
  • Merge, split, compress, and rotate PDFs
  • Password-protect and secure documents
  • AI summarization and document chat
Features
Read full description

PDF Tools Editor is the only PDF app you will ever need on iPhone. Scan, view, edit, annotate, sign, convert, merge, split, compress, and protect — every PDF task in one beautifully designed app. EVERYTHING YOU CAN DO WITH PDFs SCAN ANYTHING TO PDF Auto-detect document edges with your camera. Capture multi-page scans into a single crisp PDF. Choose color, grayscale, or black-and-white modes. Built-in OCR makes every scan searchable. POWERFUL PDF EDITOR Highlight text in twelve colors. Draw freehand with adjustable pen widths. Add text using custom fonts and sizes. Insert shapes such as rectangle, circle, and line. Place handwritten signatures anywhere on the page. Recolor any annotation in one tap. Apply multi-page annotations such as highlights that span across pages. Undo or redo every change. Resize and rotate any element. SIGN PDFs LIKE A PRO Draw your signature with finger or Apple Pencil. Save signatures for reuse. Place them on any page with a single tap. Capture works correctly in both light and dark mode without changing your ink color. CONVERT PDF AND BACK AGAIN Convert PDF to Word using real on-device RTF conversion. Convert PDF to images, Excel, or PowerPoint. Convert Word, Excel, PowerPoint, and images back to PDF. Choose the page size when converting images. Edit converted Word files inside the app. ORGANIZE AND MANAGE Merge multiple PDFs into one. Split a PDF by page ranges. Compress files to shrink size. Rotate pages individually. Add page numbers automatically. Add custom watermarks. Multi-select files for batch share or delete. SECURE YOUR DOCUMENTS Password-protect any PDF. Remove passwords from your own PDFs. Files stay on your device by default — nothing is uploaded. AI ASSISTANT AI Summarize condenses long PDFs into key points. AI Chat lets you ask questions about your document. Save summaries as new PDFs in your library. THIRTEEN LANGUAGES English, Vietnamese, Spanish, Portuguese (BR), French, German, Italian, Japanese, Korean, Simplified Chinese, Hindi, Arabic, Indonesian, Thai, and Turkish. DESIGNED FOR iOS System Light and Dark mode with manual override. Native gestures including swipe to delete and multi-select. Edge-to-edge layout that feels truly native. Fast performance — every action completes in under 200 milliseconds. WHO IT IS FOR Students annotating lecture PDFs. Professionals signing contracts on the go. Freelancers turning receipts into searchable PDFs. Anyone who deals with documents that need to be reviewed, signed, or shared. Download now and bring your PDF workflow up to speed. For questions or feedback, open Settings inside the app and tap Share App.

Screenshots

Shift Calendar & Work Roster4 screens
PDF Master4 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Master at none against Shift Calendar & Work Roster's 3. Shift Calendar & Work Roster's advantage is ratings volume (5 vs 1) and device support (3 vs 1). On price, rating and ads 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. Shift Calendar & Work Roster sells 3 in-app purchases, starting at $3.99 per month. PDF Master asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Shift Calendar & Work Roster against 5.0 for PDF Master. That said, the two scores are not equally well evidenced: Shift Calendar & Work Roster has 5 ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 5 level
Shift Calendar & Work Roster versus PDF Master: the parameters behind the verdict, then further details
ParameterShift Calendar & Work RosterPDF Master
PriceFreeFree
Rating5.0 (5 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings5 — better1
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.6
Further details — not scored
Size107 MB2 MB
Age rating4+4+
DeveloperYUSUF CAKMAKNguyen Hoang Tung

In-app purchases

3 purchases

Shift Calendar & Work Roster

Subscriptions2
  • Monthly$3.991 Month
  • Pro yearly$29.991 Year
One-time1
  • Lifetime (IAP)$34.99
None

PDF Master

No in-app purchases

Questions

Is Shift Calendar & Work Roster free?
Shift Calendar & Work Roster is free to download, with in-app purchases available.
Is PDF Master free?
PDF Master is free to download, with no in-app purchases.
Which has better reviews, Shift Calendar & Work Roster or PDF Master?
Shift Calendar & Work Roster and PDF Master are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.
Do Shift Calendar & Work Roster or PDF Master have ads?
Neither Shift Calendar & Work Roster nor PDF Master shows ads.

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