Twos vs M91
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Twos
Quickly capture notes, to-dos, reminders, and lists in one place. Access your information across all your devices, even offline. Enhanced features are available through an optional subscription.
- Quick note and list creation
- Cross-device syncing
- Offline access
- Repeat and location-based reminders
- Rich text formatting
- Collaborative list sharing
- AI-powered search
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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
M91
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TO MAKE ALERTING EASY Use M91 to turn any event, condition, or reminder that needs human attention into a clear, actionable alert. By Defining what needs attention, who needs to know, and how you want it handled. M91 takes care of delivering the alert to the right people and keeping track of what happens next. Use M91 whenever something needs a person's attention. You Can use M91 for various usecases: z • Health Alerts Alert caregivers or responsible people when a health-sensing system detects an important condition. • Operations Alerts Reach the right people when a service, application, or device needs attention. • Security Alerts Alert responsible people when an unauthorized entry or security event occurs. • Safety Alerts Reach people when a connected system detects a dangerous condition. • Business Alerts Notify the right people when an important event requires action. • Reminders Notify people when something needs to be completed, checked, approved, or acknowledged. AND MANY MORE. REACH THE RIGHT PEOPLE Send alerts to one person or multiple people at the same time using registered phone numbers. CHOOSE HOW THEY ARE ALERTED Choose the notification method and urgency that fits the alert, including regular notifications, urgent delivery, and configured phone-call escalation. DEFINE THE RESPONSE Give recipients simple choices based on what the alert requires. For example: "Approve" "Reject" "I'm handling it" "Already completed" A response can affect only that recipient or the alert for everyone receiving it. YOU DEFINE. M91 DELIVERS. M91 MANAGES. Tell M91 what needs attention, who needs to know, and how it should be handled. M91 delivers the alert, reaches the right people, records their responses, and manages the alert until it is handled, closed, or expires. From a simple reminder to an important health, safety, security, or system alert, use M91 whenever something needs human attention. M91 — Alerting made easy.
Screenshots
Verdict
The clearest difference is in-app purchases: M91 at none against Twos's 27. Twos's advantage is update cadence (daily vs weekly). On price, ads, 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. Twos sells 27 in-app purchases, starting at $4.99 per month. M91 asks for nothing beyond the download.
Twos ships an update daily, M91 weekly. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.
| Parameter | Twos | M91 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (381 ratings) — better | — |
| Positive reviews | 89.9% of reviews | — |
| Number of ratings | 381 — 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, iPad, iPod |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 152 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | Twos Technologies Incorporated | Walkover Web Solutions Private Limited |
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
M91
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 Champion Monthly$9.991 Month
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- Twos Plus Yearly7 Days trial$39.991 Year
- Twos Believer Yearly$44.991 Year
- Twos Champion Yearly$83.991 Year
- Multiple Accounts$1.99
- Sublists$1.99
- Your week$1.99
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- Hyperlinks$1.99
- Alerts$1.99
- Suggested Times$1.99
- Bookmark colors$1.99
- Tags$1.99
- Highlight$1.99
- Templates$1.99
- AI$1.99
- Reset list daily$1.99
- Auto-sort$1.99
- Custom font$1.99
- Remove #BPTWTD$1.99
- Time until$1.99
- Headings$1.99
- Focus$1.99
- Sounds$1.99
- Custom colors$1.99
- Buy all$11.99
M91
No in-app purchases









