BlendedCal vs. Callum Comparison Chart

Trumba is an event calendar and registration platform for your website or intranet. Manage all your event data in one place and publish custom calendars for your end users. Trumba currently powers the event calendars for large organizations and small businesses worldwide. Features include: • Customizable and unlimited calendars to cater to multiple audiences or business units. • Integration with 3rd party calendars to manage and publish all events in one place. • Flexible event management with custom templates and role-based editor access. • Event registration with custom forms and payment gateway support. • Attendee management including automated wait listing. • HIPAA-compliant solution for hospitals and healthcare organizations. • SSO support for user and visitor management. • Automated reminders and follow-ups, calendar syncing and personalized event lists. • Integration services and ongoing support included. • And so much more.... Get a demo or free trial today.

Proton Mail is the simplest way to protect your communications with built-in end-to-end encryption. Prevent data breaches, stay compliant with regulations like GDPR and HIPAA, and earn client trust. Protected by Swiss privacy laws and trusted by over 50,000 businesses, Proton Mail keeps your business data confidential and under your control. With Proton Mail and Calendar, your team can securely manage their inbox and schedule, while your organization maintains a professional presence with support for custom email domains and personalized branding. And with the Easy Switch tool, migrating from Google or Microsoft is seamless, no IT expertise required.

Google Workspace with Gemini integrates premium AI into Gmail, Docs, Drive, Meet, and more, helping businesses work smarter, not harder. Draft emails faster, generate ideas, and summarize documents effortlessly with AI-powered assistance. Manage tasks, schedule meetings, and stay organized across devices with seamless collaboration tools. Whether you're handling client communications, creating content, or running daily operations, Workspace helps businesses stay productive and focused. Workspace provides companies with professional branding (e.g., name@yourcompany), pooled cloud storage, and strict data privacy, ensuring your business data belongs entirely to you and is never used for advertising purposes. Gemini, Google’s most powerful AI, is now seamlessly integrated into the apps you already use. Instead of juggling fragmented apps, Workspace offers a unified, highly productive environment. Save 25% today on any plan (Starter, Standard, or Plus) for your first 3 months by clicking "Save 25%" above!

Grow revenue and streamline operations with our easy-to-use reservations software and online booking engine. With our cloud-based solutions, you have the flexibility to maximize the guest experience during, before, and after the stay. Train staff and implement automated processes that improve operations, enhance guest management efforts, and secure payments with our integrated payment processing. - Improve Operational Efficiency - OTA/Google Hotels Connections - Real-Time Rates/Availability - Multiple Calendar Options - Upsell Add-Ons and Packages - ADA Search Filters - 24/7/365 Support (Phone, Email, and Knowledge Base Articles)

INTOO is the global outplacement flagship of Gi Group Holding, trusted by more than 25,000 companies over the past 30 years to guide their people through career transitions. Our award-winning program blends unlimited one-on-one coaching with innovative, easy-to-use technology—helping employees to land 2.5x faster than the national average, with a 97% satisfaction rating. With delivery across 130+ countries and 40+ languages, we’re a proven partner to leading HR teams, offering real-time insights, global scalability, and unwavering support. At INTOO, our brand promise is simple: We care more—about your people, your results, and you. Our programs deliver: - On-demand access to experienced career coaches 7 days a week for guidance on networking, LinkedIn, personal branding, interview prep, job search strategies, and more - 1:1 detailed resume review to maximize ATS visibility - A curated calendar of live daily coaching webinars covering a variety of job search topics - and more.

Connecteam is an award-winning all-in-one employee management solution for daily operations, communications, and human resource management. With Connecteam you can manage every aspect of your business on the go, no workstation needed. Easily engage and manage non-desk employees with Connecteam’s mobile-first platform that helps improve communication, enhance daily processes and increase productivity with custom checklists, forms, and reports. Schedule shifts and track accurate work hours with Connecteam’s automated GPS time clock and easily export approved timesheets to payroll. Connecteam helps you keep your employees sharp thanks to knowledge base centers and advanced training courses. Raise morale with employee recognition rewards and keep the entire company updated through the main news feed. Simplify employee communication, enhance professional skills, manage daily tasks and so much more, all in one app and for an affordable price.

ONLYOFFICE is an open-source project that offers cloud-based and self-hosted solutions for business of all sizes. The key product is ONLYOFFICE Docs, a secure office suite that seamlessly integrates into the most popular platforms, e.g. Odoo, Alfresco, Confluence, Pipedrive, Redmine, SuiteCRM and more. When integrated, ONLYOFFICE Docs provides the users of your business app with editors for documents, spreadsheets, presentations, forms, PDFs and diagrams. The ONLYOFFICE suite makes it possible to collaborate on office files in real time. The built-in AI assistant is compatible with ChatGPT, DeepSeek, Mistral and other AI providers to ensure a flawless editing experience. You can use Docs within ONLYOFFICE DocSpace, a room-based document collaboration platform that allows you to create dedicated spaces where you can assign access permissions and collaborate with your teammates. With DocSpace, you can store, share and co-edit office files, and even interact with third parties.

NewOrg's Complete Data Management platform for non profits is designed for organizations with multiple or complex programs. From Case Management to transportation, emergency services, housing, mental health, treatment, and more. NewOrg provides new service delivery options and reduces your costs by managing all your stakeholder relationships in one solution, including Client data and encounters with HIPAA secured Video Conferencing and internal messaging, Donor/Development management, Volunteers, customized event calendars, online registration/scheduling, payment processing, e-signatures, e-mail, SMS, robust custom reporting and more.

Project management, as effective as it gets. Zoho Projects is a cloud-based project management tool that helps you plan your work, track it efficiently, and collaborate with your team wherever they are. Plan your project activities, assign work, manage resources and collaborate with your team better to get things done on time. Use Gantt charts to build your project plan and track your task schedule. Zoho Projects keeps you aware of your critical tasks and their dependencies, and immediately shows any deviations between your planned and actual progress. Save time on routine tasks. Whether you have a simple process or a complex workflow, our project management software has a drag-and-drop interface that makes new automations easier to visualize and deploy. Log billable and non-billable hours with the Projects timesheet module. Record every minute of your hard work, either manually or with timers, and our built-in integration with Zoho Invoice will generate invoices.

Fathom is an AI notetaking platform that records, transcribes, summarizes, and organizes meetings so users can stay focused on the conversation. The platform supports bot-based and bot-free capture, giving individuals and teams flexible ways to capture meeting notes. Fathom provides accurate transcripts, instant summaries, action items, follow-up details, and searchable meeting history. Users can ask questions across meetings, monitor key topics, and turn conversations into next steps for sales, customer success, marketing, and internal teams. Fathom integrates with tools such as Google Meet, Zoom, Microsoft Teams, Gmail, Slack, Salesforce, HubSpot, Notion, Asana, ChatGPT, Claude, Zapier, and public API or MCP workflows. Built for teams and individuals, Fathom helps reduce meeting admin, improve follow-through, and keep important decisions visible.