Calendar vs Read Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calendar
Organize your day, week, and year with this comprehensive planner. It offers a daily planner, task management with subtasks, and note-taking capabilities. Syncs with popular calendar services and provides interactive widgets for quick access.
- Daily, weekly, monthly, yearly views
- Task breakdown into subtasks
- Voice and text note-taking
- Syncs with Google, iCloud, Outlook
- Interactive home screen widgets
- App lock for privacy
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CALENDAR, TASKS, AND NOTES Calendar at the center. Tasks and notes right beside it. This is a simple, easy-to-use calendar that helps you stay in control of your day. Tasks and notes are built in, so you can plan everything in one place. No clutter. Just what you really need every day. Plan faster and more clearly • Create events in seconds • Day, week, month, and year views in one place • Easily adjust event times with drag and drop • Clear visual overview of your schedule • Works online and offline • Full sync with iCloud, Google, Outlook, Office365, and other calendars Flexibility that makes planning easier • Customizable bottom navigation — keep only the features you use most • Two week layouts: classic and agenda style • Flexible multi-day view (2 to 14 days) and three month view formats • Widgets, themes, and interface personalization • Clear structure without feeling overloaded Everything in one place • Tasks — simple lists and clear structure • Subtasks and category-based organization • Notes — list view or board view • Quick creation and editing • Seamless connection between events, tasks, and notes Free features • Core calendar features • Sync with Reminders • Widgets and interface customization • Recurring events and tasks • Custom week formats • Backup • Unlimited notes PRO features • Voice input for events, tasks, and notes • File attachments • Convert between events, tasks, and notes • Sharing and forwarding • Unlimited data and advanced features • App lock For everyday planning This calendar helps you organize events, tasks, and notes without extra complexity or unnecessary steps. Support planner@plantech.app Terms of Use https://mccalendar.app/terms_of_use.html Privacy Policy https://mccalendar.app/privacy_policy.html
Read Master
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Open, view and manage all your documents quickly, without needing multiple apps installed. With Read Master you can open almost any file format: PDF, Word (DOC/DOCX), Excel (XLS/XLSX), PowerPoint (PPT/PPTX), TXT, P7M (digitally signed files), images, and many more. FEATURES: • Open PDF, DOC, DOCX, XLS, XLSX, PPT, PPTX, TXT and P7M files • Fast and lightweight file viewer • Built-in file manager to browse all documents on your device • Simple, clean and intuitive interface • Search for files by name or type • Recent files list for quick access • Share documents easily with other apps • Works offline, no internet connection required to view files • Supports digitally signed P7M documents, ideal for legal and administrative files Whether you need to check a PDF contract, review a signed P7M document, open an Office file sent by email, or simply browse the files stored on your phone, Read Master gives you a single, reliable tool to do it all. No clutter, no unnecessary permissions — just a fast, dependable document reader designed to make your daily file management easier. Download Read Master today and keep all your documents organized and accessible in one place! PDF EDITOR AND SIGNATURE: • Tap a line of text and rewrite it, right on the page • Add text with size, colour and bold • Whiteout, highlight, underline, strikethrough, shapes, free drawing • Draw your signature and drag it exactly where it belongs, resize it, add several • Fill in PDF forms and save them • Undo and redo, then save as a new PDF • Two compression levels: light (keeps the text) or strong (smaller scans) • Interface in 10 languages, right-to-left for Arabic Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://gist.github.com/alutori-lang/2ba10df05262d9141daa0c822b83bc20
Screenshots
Verdict
The clearest difference is ads: Calendar at none against Read Master's shown. Read Master's advantage is update cadence (weekly vs every 5 weeks). 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
Both are free to download. Calendar sells 3 in-app purchases, starting at $1.99 per month and Read Master sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Calendar ships an update every 5 weeks, Read Master weekly. Both last shipped on October 24, 2026.
| Parameter | Calendar | Read Master |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (35 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Every 5 weeks | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 302 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Planning Technologies LLC | Adnan riaz |
In-app purchases
Calendar
- Full Access for a Month$1.991 Month
- Full Access for a Year7 Days trial$14.991 Year
- Full Access Forever$29.99
Read Master
- Premium Monthly$3.991 Month
- Premium Yearly7 Days trial$22.991 Year
- Premium Lifetime$24.99









