Comparison

Zoho Calendar vs Odoo WebApp

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Odoo WebApp

Access Odoo applications from your mobile device with this tool. Manage business operations on the go and receive important updates via push notifications. Supports Odoo enterprise, community, and Walnut ERP.

Highlights
  • Seamless Odoo application access
  • Manage business operations on the go
  • Push notifications for updates
  • Supports Odoo enterprise and community
  • Compatibility with Walnut ERP
Features
Read full description

Odoo WebApp presents an advanced solution, granting seamless access to Odoo applications directly from mobile devices. With support for all Odoo functionalities, users can effortlessly manage various aspects of their business while on the move. The inclusion of push notifications ensures that users stay informed about crucial tasks and updates, fostering productivity beyond the confines of their office space. By extending support to Odoo enterprise, Odoo community and Walnut ERP, including the Enterprise edition, Odoo WebApp accommodates a broad spectrum of users, from small businesses to large enterprises. This compatibility underscores its commitment to serving Odoo's diverse user base, empowering businesses of all sizes to streamline their operations effectively. Moreover, Odoo WebApp aligns seamlessly with Odoo's philosophy of flexibility and scalability. Businesses can easily add new applications as needed, allowing them to tailor their Odoo experience to suit their evolving requirements. This adaptability is instrumental in ensuring that businesses can efficiently adapt to changing market dynamics and customer demands. In essence, Odoo WebApp represents a valuable addition to the Odoo ecosystem, offering users unparalleled convenience and accessibility in managing their business operations on the go.

Screenshots

Zoho Calendar4 screens
Odoo WebApp4 screens

Verdict

The call

The clearest difference is rating: Zoho Calendar at 3.6 against Odoo WebApp's 3.0. Zoho Calendar also leads on update cadence (every 3 weeks vs every 14 months) and review sentiment (36% vs 25%). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Zoho Calendar holds the better App Store score, 3.6 against 3.0. That said, the two scores are not equally well evidenced: Zoho Calendar has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 36% of Zoho Calendar's written reviews are positive against 25% of Odoo WebApp's.

UpkeepUpdate frequency

Zoho Calendar ships an update every 3 weeks, Odoo WebApp every 14 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Zoho Calendar versus Odoo WebApp: the parameters behind the verdict, then further details
ParameterZoho CalendarOdoo WebApp
PriceFreeFree
Rating3.6 (5 ratings) — better3.0 (1 ratings)
Positive reviews36.4% of reviews — better25.0% of reviews
Number of ratings5 — better1
Update frequencyEvery 3 weeks — betterEvery 14 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size184 MB29 MB
Age rating4+4+
DeveloperZoho CorporationWalnutit

Customer experience

Zoho Calendar

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews22 reviews
Positive36.4%
Neutral4.5%
Negative59.1%

Odoo WebApp

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

None

Zoho Calendar

No in-app purchases

None

Odoo WebApp

No in-app purchases

Questions

Is Zoho Calendar free?
Zoho Calendar is free to download, with no in-app purchases.
Is Odoo WebApp free?
Odoo WebApp is free to download, with no in-app purchases.
Which has better reviews, Zoho Calendar or Odoo WebApp?
Zoho Calendar is rated higher. Zoho Calendar averages 3.6 out of 5 from 5 ratings, while Odoo WebApp averages 3.0 from 1 ratings.
Do Zoho Calendar or Odoo WebApp have ads?
Neither Zoho Calendar nor Odoo WebApp shows ads.
Which is updated more often, Zoho Calendar or Odoo WebApp?
Zoho Calendar ships an update every 3 weeks, and Odoo WebApp every 14 months. Most recently, Zoho Calendar was updated on October 28, 2026 and Odoo WebApp on October 24, 2026.

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