Some of these digital tools require payment, while others offer free versions with additional features available by upgrading to paid versions. Here is a brief description of the cost of each tool:

1. **Slack**:

- **Free version**: Provides basic messaging and file sharing features, but limited message archiving and integrations.

- **Paid version**: Provides longer message archives, larger file storage space, and more integrations.

2. **Microsoft Teams**:

- **Free version**: Provides basic chat and Video call features.

- **Paid version**: Includes Office 365 premium features such as larger storage, richer meeting features, and enterprise-grade security.

3. **Zoom**:

- **Free version**: Provides free meetings with a 40-minute limit, basic screen sharing, and meeting recording.

- **Paid version**: Unlimited meetings, more participants, higher-quality recordings, and stronger management features.

4. **Trello**:

- **Free version**: Provides basic task board and card features.

- **Paid version**: Offers advanced features such as unlimited integrations, more advanced automation, and larger file attachment limits.

5. **Asana**:

- **Free version**: Basic task and project management features for small teams.

- **Paid version**: Offers advanced timelines, Workload management, and stronger reporting features.

6. **Google Workspace**:

- **Free version (Google Personal Account)**: Offers basic Gmail, Google Docs, and Google Drive.

- **Paid version**: Offers Google Workspace Business features such as larger storage, enterprise-level security, and management tools.

7. **Notion**:

- **Free version**: Basic note-taking and task management features for individual users.

- **Paid version**: Offers team collaboration features, unlimited file uploads, and more advanced permission management.

8. **Miro**:

- **Free version**: Offers basic online whiteboard features and a limited number of boards.

- **Paid version**: Offers unlimited whiteboards, more integrations, and advanced collaboration tools.

9. **Basecamp**:

- **Free version (Basecamp Personal)**: Basic project management features suitable for individuals and small teams.

- **Paid version**: Provides enterprise-level features and unlimited projects.

10. **GitHub**:

- **Free version**: Provides unlimited public and private code bases, but limited CI/CD minutes.

- **Paid version**: Provides more CI/CD minutes, higher storage limits, and advanced team management features.

11. **Jira**:

- **Free version**: Basic project tracking and task management features suitable for small teams.

- **Paid version**: Provides advanced reports, more project management tools, and advanced permission settings.

In summary, most digital tools provide free versions to meet basic needs, while providing paid versions for more advanced features and larger usage space. Users can choose the appropriate version according to their actual needs.