Opus One vs PlanPlus Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Opus One
This app helps you manage tasks and notes with a paperlike interface. Organize your day with daily task lists, schedules, and notes, and use a master task section to capture all your to-dos. Features include drag-and-drop reordering, event integration, and customizable notes.
- Master Task section
- Daily Task lists with status, priority, and notes
- Daily Schedule and Event integration
- Daily Notes with customizable text formatting
- Drag and drop task reordering
- Cloud synchronization
- Sketch drawing canvas
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Opus One is a real day planner, not another to-do app. Each day gets its own page — tasks with A/B/C priorities, your schedule, and notes — on a planner that looks and feels like paper. Plan on iPhone, iPad, and Mac, and it all stays in sync. YOUR DAY ON ONE PAGE • Daily Tasks with A/B/C priorities, status, notes, and alarms. • A schedule that shows your Calendar events alongside your tasks. • Drag a task onto the schedule — with task durations, the end time fills in automatically. • Daily Notes with photos, PDFs, checklists, and audio. • Today's weather and a daily quote, right on the page. PLAN BEYOND TODAY • Master Tasks: everything on your mind in one list, no due date required. • Goals with timelines, photos, and progress you can see. • Roles: review the areas of your life each week so nothing important gets crowded out. • Mission, Values, and Vision pages to keep the big picture one tap away. • Meeting Planner for agendas, decisions, and next steps. NOTES AND JOURNALS • Rich notes with fonts, colors, tags, and your own custom sections. • Sketch and handwrite with Apple Pencil. • Journals with 25 covers to choose from, plus a guided Gratitude Journal. IT GOES WHERE YOU GO • Home Screen widgets for today's tasks, your mission, your values, and daily quotes. • Live Activities keep today's tasks on your Lock Screen. • Add a task from Control Center, or ask Siri. • Apple Watch app to see your day and check off tasks from your wrist. • iCloud sync across iPhone, iPad, and Mac. MAKE IT YOURS • Planner themes, including seasonal ones. • Task-complete sounds and rewards for finishing what you planned. • Color-coded categories and repeating rules with advanced options. OPUS ONE PRO The core planner is free. Opus One Pro adds cloud sync across all your devices, weather, attachments (images, PDFs, audio), Apple Pencil sketching, categories, repeating rules, Goals, Siri, and themes. One subscription covers iPhone, iPad, and Mac on the same iCloud account. Available yearly or monthly. Subscription details: Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours before the period ends. Manage or cancel in your Account Settings. Privacy Policy: https://piso13.com/privacy-policy-2/ Terms of Service: https://piso13.com/terms-of-service/
PlanPlus Mobile
Boost your productivity with this mobile planning tool. It helps you organize tasks, manage your calendar, and keep track of contacts using a unique prioritization method. Ideal for anyone looking to improve their daily organization and efficiency.
- Prioritized task list management
- Task delegation
- Calendar and appointment scheduling
- Contact management
- Voice note recording
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Organize yourself and your business with PlanPlus Mobile! Use our unique planning methodology to boost your daily productivity. Whether you're a student, parent, spouse, manager, or CEO, PlanPlus Mobile is your Productivity Prescription. With tasks, calendar, notes and contacts you can easily manage your core four on the go. The ABC-123 prioritization for your tasks helps to align your day's activities with your most critical deadlines. Our contact management solution is a perfect way to jot down notes and create tasks or appointments related to all of the important people in your life. Features: - Manage your daily prioritized task list, including task delegation - Calendar and appointment management - Complete contact management -Speak your notes after appointments, or to contact history.
Screenshots
Verdict
The clearest difference is review sentiment: Opus One at 66% against PlanPlus Mobile's 18%. Opus One also leads on rating (4.7 vs 2.1) and update cadence (every 3 weeks vs every 2 months). PlanPlus Mobile's advantage is in-app purchases (none vs 2) and iOS requirement (9.3 vs 15.0). On price, ads 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
Both are free to download. Opus One sells 2 in-app purchases, starting at $4.99 per month. PlanPlus Mobile asks for nothing beyond the download.
Opus One holds the better App Store score, 4.7 against 2.1. That said, the two scores are not equally well evidenced: Opus One has 955 ratings behind it against 38, so its average is the more settled of the two. Written reviews point the same way: 66% of Opus One's written reviews are positive against 18% of PlanPlus Mobile's.
Opus One ships an update every 3 weeks, PlanPlus Mobile every 2 months. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.
| Parameter | Opus One | PlanPlus Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (955 ratings) — better | 2.1 (38 ratings) |
| Positive reviews | 65.7% of reviews — better | 18.2% of reviews |
| Number of ratings | 955 — better | 38 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 9.3 — better |
| Further details — not scored | ||
| Size | 184 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | PISO 13, Inc. | CompleteXRM,inc |
Customer experience
Opus One
PlanPlus Mobile
Bugs and requests
Opus One
Reported bugs
4 issues- Sync issues between devices
- App crashes and data loss
- Keyboard not working on iPad
- Distorted font in calendar view
Requested features
6 requests- Add weekly and monthly views
- Improve Apple Pencil support
- Add project management features
- Integrate with more calendar/task apps
- Provide better training and tutorials
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- Allow customization of UI and themes
PlanPlus Mobile
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Opus One
- Opus One Pro7 Days trial$4.991 Month
- Opus One Professional7 Days trial$39.991 Year
PlanPlus Mobile
No in-app purchases
Questions
Is Opus One free?
Is PlanPlus Mobile free?
Which has better reviews, Opus One or PlanPlus Mobile?
Do Opus One or PlanPlus Mobile have ads?
Which is updated more often, Opus One or PlanPlus Mobile?
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