Odoo vs Zoho Calendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Odoo
Access all your Odoo business applications from a single native mobile app. Manage records, reports, sales, and more on the go with push notifications and adaptive content delivery. Stay productive and connected to your business from any iOS device.
- Access all Odoo applications
- Manage records and reports
- Real-time push notifications
- Adaptive content delivery
- On-the-go business management
- Seamless user experience
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Odoo Mobile: The new Odoo Mobile app for iOS provides access to all Odoo applications directly from your mobile phone. Optimized for interfaces on any iOS device, Odoo Mobile provides the next level of flexibility in your business management software. Every application in your Odoo database is available from one native app, allowing you to maintain your records, reports, sales, content management, and more while on-the-go. Push notifications keep you informed of every task or action you follow, and the adaptive content delivery system ensures that every screen is optimally viewable from any device size. Get more out of your Odoo database and stay on top of all of your priorities without worrying about time spent away from your computer. Take your work out of the office and on the go with Odoo. Supported Versions: Odoo 16 or higher (Enterprise) About Odoo: Odoo is a suite of open source business apps that covers all your company needs: CRM, eCommerce, Accounting, Inventory, Point of Sale, Project Management, and more. The mobile app offers a smooth and friendly user experience that has been carefully built to ensure quick and seamless user adoption. Fluidity and full integration cover the needs of even the most complex companies. With Odoo you have the flexibility to add apps whenever a new need is determined according to the growth of your company, adding one app at a time as your business evolves and your customer base grows.
Zoho Calendar
This app is a collaborative online calendar designed for organizing personal and professional schedules. It allows users to create events, invite others, set reminders, and manage meeting rooms. Multiple views and widgets offer customizable organization, while offline access ensures availability without an internet connection.
- Multiple calendar views (day, week, month)
- Group calendar collaboration
- Event invitations and participant management
- Home screen widgets for event overview
- Integrations with Zapier, Zoom, Google Calendar, Outlook
- Offline access
- Room booking and management
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Zoho Calendar is a collaborative online calendar that lets you organize your day—both personal and professional—with ease. Create events, invite users, set permissions, add reminders, and see your events through from start to finish. Zoho Calendar prioritizes privacy, ease of use, and collaboration while offering powerful features. • Multiple views, one goal: Easily switch views such as day, 3-day, Week, Work, Month, and Agenda views to customize how you organize and focus. • Big on collaboration: Makes collaboration easy with handy features such as group calendars, checking participants and room availability, managing invitations, and more. • Always in control: Get more control over inviting participants, creating events, and sharing your calendars. • Stay in the know: Get a gist of your events at a glance right from your home screen with multiple widget options. • Well connected: Get a powerful calendar experience with integrations such as Zapier, Zoom, Google Calendar, Outlook, Google Meet, and more. • On the same page: Changes made on other devices sync periodically to ensure you're always up to speed about your priorities. • Never miss a thing: You'll never miss another event invitation, reminder, and updates by getting timely notifications. • Available wherever you are: With the offline mode, you can access your calendar without an internet connection. • Room booking, simplified: Quickly find and book meeting rooms and dorms right from your mobile device. View real-time availability by location, scan QR codes for instant bookings, and manage all your reservations in one place. Ready to take control of your day? Download Zoho Calendar now and streamline your day like a pro! Privacy Policy: https://www.zoho.com/privacy.html Terms of Service: https://www.zoho.com/terms.html
Screenshots
Verdict
The clearest difference is rating: Zoho Calendar at 3.5 against Odoo's 2.6. Zoho Calendar also leads on monetization model (free vs freemium) and review sentiment (36% vs 19%). Odoo's advantage is ratings volume (148 vs 6). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Zoho Calendar holds the better App Store score, 3.5 against 2.6. That said, the two scores are not equally well evidenced: Odoo has 148 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 19% of Odoo's written reviews are positive against 36% of Zoho Calendar's.
Odoo ships an update monthly, Zoho Calendar every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Odoo | Zoho Calendar |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (148 ratings) | 3.5 (6 ratings) — better |
| Positive reviews | 19.0% of reviews | 36.4% of reviews — better |
| Number of ratings | 148 — better | 6 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 184 MB |
| Age rating | 4+ | 4+ |
| Developer | Odoo S.A. | Zoho Corporation |
Customer experience
Odoo
Zoho Calendar
Bugs and requests
Odoo
Reported bugs
5 issues- Login issues
- Crashes on iOS 13 and newer
- Incompatible with Odoo 12 and 13
- Barcode scanner not working on iPhone
- Unable to access certain features like editing sales orders
Requested features
10 requests- Add 'Forgot Password' option
- Support for 2FA
- Ability to scan UPC-E barcodes
- Option to choose camera lens
- Bring back timer functionality
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- Allow offline data access
- Implement federated authentication
- Add push notification support
- Improve UI/UX for better mobile experience
- Support Odoo Community edition
Zoho Calendar
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Odoo
No in-app purchases
Zoho Calendar
No in-app purchases








