Open Web Systems vs. Tuta Comparison Chart

Proton Drive is the all-in-one workspace for storing sensitive data and collaborating with your teams, clients, and partners. Collaborate securely without compromising control: Share client files, contracts, and sensitive business documents with full end-to-end encryption. You control who can access what. Set passwords, add expiry dates, 
 or revoke access anytime. Protect all your business data:
Plans come with 1 TB of storage allowance per user, giving your team enough space for all their files and docs. You can always add more storage later if needed. Simplify compliance across industries: Proton Drive supports GDPR, HIPAA, NIS2, DORA, and ISO 27001 compliance out of the box, and has been successfully audited for SOC 2 Type II. There's no need for custom configurations or third-party tools, as this helps you meet regulatory standards with minimal effort.

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.

With our comprehensive suite of scalable cloud services, you can build your cloud server, your way. Kamatera’s infrastructure specializes in VPS hosting, with a choice of 24 data centers worldwide, including 8 data centers across the US as well as locations in Europe, Asia, and the Middle East. Our enterprise-grade cloud servers can meet your needs at every stage. We use cutting-edge hardware, such as Ice Lake Processors and NVMe SSD, to deliver consistent speed and 99.95% uptime. With a robust service like ours, you can expect plenty of great features, such as fantastic hardware, flexible and scalable cloud setup, fully managed hosting, windows server hosting, data security and safety, consultation, server migration, and disaster recovery. Our technical staff is always on duty, with 24/7 live support to assist you across all time zones. And our flexible, predictable pricing plans means you’ll only pay for what you use with our hourly or monthly billing options.

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.

Wrike’s powerful work management platform enables distributed teams to collaborate in real-time on complex projects. Our versatile, cloud-based software is trusted by top tech companies across the globe, including Siemens and Fitbit. Wrike’s award-winning features include cross-tagging, custom item types, dynamic request forms, and automated workflows. With our 400+ app integrations, you can streamline tasks and keep all your favorite tools in one place. Experience the power of voice commands and smart replies with our Work Intelligence™ software. We also offer pre-built templates designed for specific teams, helping you kick-start your sprint planning, manage Agile projects, assess risks, and adapt to unforeseen changes with ease. Worried about keeping your data secure in the cloud? No problem! Our enterprise-grade security boasts 99.9% uptime, as well as continuous data backup, user authentication, role-based access control, and data encryption. Start your free trial today.

Project Insight is a strategic project and portfolio management software that gives companies a complete picture of the work happening across their entire organization. Streamline workflows, automate processes, enhance collaboration, and capture project data points from all your teams and systems in one central command center so you can make confident decisions about business. Manage work at the project, program or portfolio levels and integrate with the tools you already use, including Azure DevOps, Jira, Microsoft, Salesforce, and ServiceNow, and HubSpot to eliminate the need to manually key in data across teams. With the most views of any project management platform, teams can keep tabs on assignments, status, risks, resources, capacity, schedules, budgets, and more. Project Insight also offers free view only seats for clients. The power of AI can be used to assign action items after meetings, predict future capacity, balance workloads, & select the right resources.

The Planfix platform allows organizations to manage their entire business online. Regardless of company size and industry, Planfix has something to offer as an excellent project and work management tool. With Planfix, your company gets a fully customizable management system, from process design to appearance. The integrated Planfix platform allows users to manage tasks and projects, CRM, sales, marketing, production, logistics, support services, finance, and human resources all at once. Data transfer between teams is seamless — for example, transactions during the implementation stage become projects, which are then transferred to support. We believe that Planfix is suitable for private businesses, nonprofits, public organizations, and any other group working towards a common goal. More than 68,000 users use Planfix to automate business workflows in over 7,000 companies.

Visual Planning is more than just overseeing projects, scheduling field teams, managing production timelines, or streamlining manufacturing operations—it’s a flexible, all-in-one platform built to support a wide range of business needs. From simple task coordination to complex, multi-layered workflows, VP adapts to how you work and brings structure, visibility, and efficiency to every part of your operation. VP gives you complete visibility into your projects, teams, equipment, machines, work orders, and operations—helping you coordinate every aspect of your business with confidence. Whether you're managing job sites, dispatching field crews, or overseeing production lines, our platform keeps everything and everyone connected. Collaborate across departments, adjust schedules on the fly, and keep work moving forward—on any device, from anywhere. Thousands of companies trust VP to simplify how they manage people, projects, equipment, and operations. Get your free custom demo today.

pCloud is a cloud-based digital asset management platform and cloud storage that provides access to all your digital content including images, video, audio, docs, and more- anytime, anywhere, on any device. Keep all of your important files safe and centralized in one place. You can share with team members, clients, etc. across the globe and give them controlled access and permissions to your digital library. Founded: 2013, Baar, Switzerland Users: 23M+ worldwide (as of early 2026) Data centers: Luxembourg (EU) and Dallas, Texas (US) Core Features : - pCloud Drive - Virtual File System on Windows, macOS, Linux - Team Folders & Collaboration - File Versioning, History & Rewind up to 180 days - Admin Console for User and Team management, storage allocation - 1 or 2 TB per user - Multi-platform Access - Windows, macOS, Linux, iOS, Android and Web platform You can test pCloud Business with a 30-day free trial account with up to 10 users

UnForm is a powerful enterprise document management and process automation solution that seamlessly integrates with any application. Our platform-independent, fully browser-based solutions provide the ability to create, deliver, capture, index, route, and store documents from start to finish so that a transaction’s entire life cycle can be accessed with one easy search. Our data extraction and workflow capabilities enable the automation of data entry-intensive processes. UnForm.Cloud, a hosting service for UnForm Document Management, is a perfect fit for those who are running cloud-based ERP systems or looking for a solution with no hardware to purchase, manage, or maintain. Implementing UnForm has never been easier. Backed by a proven hosting vendor, Oracle, you have the peace of mind knowing your data is safe and secure with well-managed data centers and cross-region backups, ensuring reliable and continues access to your data when you need it.