# Opus One vs NotePlan

Opus One and NotePlan both sit at 4.7 stars, but that hides the real split: 85% of NotePlan's written reviews are positive against 66% of Opus One's. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Opus One sells 2 in-app purchases, starting at $4.99 per month and NotePlan sells 8 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Opus One against 4.8 for NotePlan. Both are backed by a comparable volume of ratings — 955 and 1.5K respectively. Written reviews are what separate them: 66% of Opus One's written reviews are positive against 85% of NotePlan's.

Opus One ships an update every 3 weeks, NotePlan monthly. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Opus One | NotePlan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (955 ratings)](https://appshunter.io/ios/app/opus-one-digital-planner/id941852977/reviews) | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/noteplan-to-do-list-and-notes/id1505432629/reviews)** |
| Number of ratings | 955 | **1.5K** |
| Positive reviews | 65.7% of reviews | **85.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Subscription | Subscription |
| Size | 184 MB | 210 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [PISO 13, Inc.](https://appshunter.io/developer/940653452) | [NotePlan LLC](https://appshunter.io/developer/1137020763) |

## What reviewers say

### Opus One

[App page](https://appshunter.io/ios/app/opus-one-digital-planner/id941852977)

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.

**Highlights:** 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

**Features:** Family Sharing, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Opus One Pro | $4.99 | per month |
| Opus One Professional | $39.99 | per year |

**What reviewers like**

- 🚀 Life changing
- 👍 Great app and support
- 👍 Integrates well with iPhone
- 👍 Keeps me organized and efficient
- 👍 Seamless sync across devices

**What reviewers complain about**

- 🐛 Sync issues and reliability problems
- 🐛 Lost data and app crashes
- 🔒 Concerns about free trial sign-ups
- 🔒 Difficult to cancel subscription
- 👎 Lacks weekly/monthly views

**Reported bugs**

- Sync issues between devices
- App crashes and data loss
- Keyboard not working on iPad
- Distorted font in calendar view

**Requested features**

- Add weekly and monthly views
- Improve Apple Pencil support
- Add project management features
- Integrate with more calendar/task apps
- Provide better training and tutorials


### NotePlan

[App page](https://appshunter.io/ios/app/noteplan-to-do-list-and-notes/id1505432629)

Organize your tasks, notes, and calendar in one unified app. Quickly plan your day with Markdown, link notes bi-directionally, and stay on top of your to-dos with powerful review and search features. Seamlessly integrates with your existing calendars and syncs across all your Apple devices.

**Highlights:** Unified task, note, and calendar view, Markdown for quick task and note creation, Bi-directional note linking, Calendar integration (iCloud, Google, Exchange), Flexible recurring tasks, Global Command Bar for fast navigation, Plaintext note storage

**Features:** Family Sharing, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal Weekly | $4.99 | per 7 days |
| Personal Monthly | $6.99 | per month |
| Personal Monthly | $11.99 | per month |
| Personal Monthly | $12.00 | per month |
| Personal Annual | $59.99 | per year |
| Personal Annual | $99.99 | per year |
| Personal Annual | $119.99 | per year |
| Business Class | $199.99 | per year |

**What reviewers like**

- 🚀 Powerful note-taking and task management
- 👍 Seamless calendar and reminders integration
- 💡 Flexible and customizable workflow
- 🔒 Secure and open-format data storage
- 👍 Responsive and helpful developer

**What reviewers complain about**

- 💰 Expensive subscription model
- 🐛 Occasional sync and performance issues
- 👤 Limited collaboration and sharing features

**Reported bugs**

- Inconsistent sync between devices
- Crashes when opening certain files

**Requested features**

- Improved iPad and mobile app experience
- Better integration with other productivity apps
- More automation and scripting capabilities
- Weekly or monthly calendar view


## Frequently asked questions

### Is Opus One free?

Opus One is free to download, with in-app purchases available.

### Is NotePlan free?

NotePlan is free to download, with in-app purchases available.

### Which has better reviews, Opus One or NotePlan?

NotePlan is rated higher. Opus One averages 4.7 out of 5 from 955 ratings, while NotePlan averages 4.8 from 1.5K ratings.

### Do Opus One or NotePlan have ads?

Neither Opus One nor NotePlan shows ads.

### Which is updated more often, Opus One or NotePlan?

Opus One ships an update every 3 weeks, and NotePlan monthly. Most recently, Opus One was updated on October 11, 2026 and NotePlan on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*