The ledger
Integrations that reduce copy-paste
Common US stacks revolve around QuickBooks, Google Workspace, Slack and Microsoft 365. Look for the three links you will use daily, not a directory of hundreds.
State
Connection worth testing
Named tools
Rows with owners, dates and status fields sync into the chat channel
Smartsheet · Slack
Sheets, docs and shared drives stay the source of truth beside the board
Smartsheet · Google Workspace
File sharing stays inside the same calendar and mail accounts as the rest
Basecamp · Google Workspace
Project and accounting alerts post straight into the channel the client reads
Slack · project & finance tools
Docs and storage stay behind one login instead of a second workspace account
Google Workspace · Microsoft 365
Approved time entries export into the accounting file without rekeying
Clockify · QuickBooks
Invoices and basic books stay in one place for sole proprietors
Wave
Deal history travels with the client record into delivery
Salesforce Starter Suite · Pipedrive