Twos vs Plan Book
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Twos
Quickly capture notes, to-dos, and reminders in one place. Access your information across all devices with seamless syncing and powerful search. Collaborate on lists and integrate with other reading apps.
- Quick note and to-do entry
- Cross-device syncing
- Powerful search functionality
- Collaborative list sharing
- Integration with reading apps
- Rich text formatting
- AI-powered chat for retrieval
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Twos is the quickest place to write things down. Write a thing in seconds, then find it the moment you need it. Notes, to-dos, reminders, events, and lists all live in one simple place, synced to every device you use. • Write a thing in seconds from the app, a widget, or Siri • Save what's on your screen by saying "Save this to Twos" • Unfinished to-dos roll over to today on their own • Ask Twos Chat anything you've written, even months later • Reminders that repeat, follow your location, and sync with your calendar • Rich text: bold, italics, headings, code, and longer notes • Share a list and write it together, live • Bring in what you read from Instapaper, Readwise, Kindle, and Apple Books • Search everything you've ever written, instantly • Works offline and syncs when you're back • Use Twos on iPhone, iPad, Mac, Apple Watch, and the web Twos is free for life, with no limit on how much you write. Twos Plus adds templates, archive, week view, customization, unlimited AI chat, and more, across every device you use. Write down things that matter. Privacy policy: https://www.TwosApp.com/privacy Terms of service: https://www.TwosApp.com/terms
Plan Book
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Plan Book brings tasks, subtasks, focus sessions, and your calendar into one calm place. Start each day with a clear view of what matters. Add dated or unscheduled tasks, break larger work into steps, and use the quiet countdown when you are ready to focus. Features: - A Today view with progress, unfinished work, and focused next steps - Unscheduled, Planned, and Done task lists with manual ordering - Optional dates, categories, focus durations, reminders, and subtasks - A quiet focus timer with pause, resume, minimize, and persistent step progress - Monthly and daily calendar views for dated tasks - Optional daily task briefings at a time you choose - Home Screen and Lock Screen widgets - Light and dark appearance options No account is required. Saved planner records stay on your device.
Screenshots
Verdict
The clearest difference is in-app purchases: Plan Book at none against Twos's 10. Twos's advantage is update cadence (daily vs weekly) and device support (4 vs 1). On price 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
Both are free to download. Twos sells 10 in-app purchases, starting at $4.99 per month. Plan Book asks for nothing beyond the download.
Twos ships an update daily, Plan Book weekly. The most recent releases landed on November 9, 2026 and October 29, 2026 respectively.
| Parameter | Twos | Plan Book |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (392 ratings) — better | — |
| Positive reviews | 89.9% of reviews | — |
| Number of ratings | 392 — better | — |
| Update frequency | Daily — better | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 152 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Twos Technologies Incorporated | Yizhou Chen |
Bugs and requests
Twos
Reported bugs
3 issues- Added events not showing in calendar view
- Crashes and freezes on some devices
- Issues with photo imports and attachments
Requested features
6 requests- Dark mode option
- Kanban board view
- Pomodoro timer integration
- Better task duration and scheduling in calendar
- Improved organization with folders and hierarchical structure
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- Custom recurring task options
Plan Book
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Twos
- Twos Plus Monthly7 Days trial$4.991 Month
- Twos Believer Monthly$4.991 Month
- Twos Plus Yearly7 Days trial$39.991 Year
- Your week$1.99
- Hyperlinks$1.99
- Alerts$1.99
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- Tags$1.99
- Templates$1.99
- AI$1.99
- Buy all$11.99
Plan Book
No in-app purchases








