Lexware + Harvest Integration
Integrate Harvest to Lexware in one click, or tell Integrately AI how you want each invoice handled. Track time and expenses, generate detailed invoices, update your accounting records, and streamline your billing workflow automatically.
Free forever.Use premium features free for 14 days.1.
Delivery note is created in Lexware Instant- Contact is created in Lexware Instant
- Contact is changed in Lexware Instant
- Contact is deleted in Lexware Instant
- Invoice is created in Lexware Instant
- Invoice is changed in Lexware Instant
- Invoice is deleted in Lexware Instant
- Quotation is created in Lexware Instant
- Quotation is changed in Lexware Instant
- Quotation status is changed in Lexware Instant
- Quotation is deleted in Lexware Instant
- Order confirmation is created in Lexware Instant
- Voucher is created in Lexware Instant
- Invoice status is changed in Lexware Instant
- Voucher status is changed in Lexware Instant
- Order confirmation status is changed in Lexware Instant
- Credit note is created in Lexware Instant
- Credit note is changed in Lexware Instant
- Credit note status is changed in Lexware Instant
- Credit note is deleted in Lexware Instant
- Voucher is changed in Lexware Instant
- Voucher is deleted in Lexware Instant
- Order confirmation is changed in Lexware Instant
- Order confirmation is deleted in Lexware Instant
Expense is added in Harvest- Invoice is paid in Harvest
- Timesheet entry is created in Harvest
- Task is added in Harvest
- Project is added in Harvest
- Person is assigned to project in Harvest
- Invoice (with line items) is added in Harvest
- Invoice is added in Harvest
- Client is added in Harvest
- Contact is added in Harvest
- Person is added in Harvest
2.
- Create confirmation order in Lexware
- Update article in Lexware
- Search article by number in Lexware
- Create a quotation in Lexware
- Search contact in Lexware
- Create delivery note in Lexware
- Update contact in Lexware
- Get invoice by ID in Lexware
- Create contact in Lexware
- Search contact by name in Lexware
- Create an invoice in Lexware
- Create a voucher in Lexware
- Create a credit note in Lexware
- Search invoice voucher list in Lexware
- Create article in Lexware
- Find task by ID in Harvest
- Find project by ID in Harvest
- Find client by ID in Harvest
- Create time entry with start and end time in Harvest
- Create project in Harvest
- Create timesheet entry in Harvest
- Create task in Harvest
- Create client in Harvest
- Create and start timer in Harvest
- Create contact in Harvest
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Ready Workflows for Lexware + Harvest Integration
Create Lexware invoices from Harvest invoice entries, sync contacts, update accounting records, and streamline financial reporting, all in just one click.
Sorry, we don’t have a ready workflow for this combination yet.
Create your workflow with Integrately AI.Simply describe what you want to automate, and Integrately AI will build it for you.
Connect more apps to your Harvest + Lexware flow
Teams connect accounting and timesheet data with communication tools, task boards, and storage platforms to keep every stakeholder aligned. Pick a combination and activate it in one click.
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Slack (4)
Slack (4) +
Trello (3)
Trello (3) +
Google Drive (3)
Google Drive (3) +
Stripe (3)
Stripe (3) +
Gmail (3)
Gmail (3) +
Asana (3)
Asana (3) H
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Create a Lexware contact for every new Harvest client, and notify your finance team instantly in Slack
New Harvest clients appear in Lexware as a contact immediately and your finance team hears about it in Slack, so billing records stay up to date without manual entry.
H
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When an invoice is added in Harvest, create an invoice in Lexware and alert your billing channel in Slack
Harvest invoices automatically generate corresponding invoices in Lexware while posting an alert in Slack.
L
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When a Lexware invoice status is changed, update the Harvest record and post the update in Slack
Lexware status updates reflect back in Harvest while your team stays informed through Slack notifications.
H
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Use Claude to review every new Harvest timesheet entry, create a voucher in Lexware, and post the summary in Slack
Claude evaluates new Harvest timesheet entries before generating Lexware vouchers and notifying your team in Slack.
Supported triggers and actions for Lexware and Harvest
Mix and match to build the exact automation you need
Lexware Triggers & Actions
Instant
Delivery note is created in Lexware
Triggers the automation when a delivery note is created
Try it → Instant
Contact is deleted in Lexware
Triggers the automation when a contact is removed from the particular list
Try it → Instant
Invoice is created in Lexware
Triggers the automation when any invoice is added or modified
Try it → Instant
Quotation is created in Lexware
Triggers the automation when a new quotation is created
Try it → Instant
Quotation is changed in Lexware
Triggers the automation when any quotation is modified
Try it → Instant
Quotation status is changed in Lexware
Triggers the automation when the status of a quotation is changed
Try it → Instant
Quotation is deleted in Lexware
Triggers the automation when any quotation is deleted
Try it → Instant
Order confirmation is created in Lexware
Triggers the automation when a new order confirmation document is generated
Try it → Instant
Invoice status is changed in Lexware
Triggers the automation when the status of any invoice is updated
Try it → Instant
Voucher status is changed in Lexware
Triggers the automation when the status of a voucher is changed
Try it → Instant
Order confirmation status is changed in Lexware
Triggers the automation when the status of an order confirmation document is updated
Try it → Instant
Credit note is created in Lexware
Triggers the automation when a new credit note is generated
Try it → Instant
Credit note is changed in Lexware
Triggers the automation when a credit note is modified
Try it → Instant
Credit note status is changed in Lexware
Triggers the automation when the status of a credit note is changed
Try it → Instant
Credit note is deleted in Lexware
Triggers the automation when a credit note is deleted
Try it → Instant
Order confirmation is changed in Lexware
Triggers the automation when an existing order confirmation document is modified
Try it → Instant
Order confirmation is deleted in Lexware
Triggers the automation when an existing order confirmation document is deleted
Try it → Harvest Triggers & Actions
Timesheet entry is created in Harvest
Triggers the automation when there is a new timesheet entry
Try it → Person is assigned to project in Harvest
Triggers the automation when a person is assigned to a project
Try it → Invoice (with line items) is added in Harvest
Triggers the automation when a new invoice (with line items) is added
Try it → What can you automate with Harvest + Lexware?
Streamline your billing, time tracking, and accounting operations with ready-made automation workflows.
🧾
Create Lexware invoices from Harvest entries
Automatically generate an invoice in Lexware whenever a new invoice is added in Harvest, ensuring your billing records match your billable hours without manual typing.
📋
Capture every submitted invoice line item
Map detailed line items from Harvest invoices directly into Lexware documents so your financial records contain complete item descriptions.
🔔
Notify your team when invoices are paid
Alert your billing channel immediately when an invoice is paid in Harvest or when a status changes in Lexware, keeping everyone informed of cash flow.
🔀
Route transactions based on client criteria
Perform different actions depending on specific client fields or project parameters submitted in Harvest, ensuring specialized billing rules are applied correctly.
🔄
Keep financial records synchronized
Update existing contacts and invoices across both platforms whenever changes occur, preventing discrepancies between your timesheet software and accounting system.
🔍
Find and update records without duplicates
Search for existing clients or projects by ID before creating new entries, preventing duplicate contacts and keeping your database clean.
💳
Handle credit notes and status changes
Automatically process credit notes and voucher updates when invoices are modified or refunded, maintaining accurate accounting audit trails.
🚀
Extend your workflow to collaboration apps
Connect your core Harvest and Lexware flow with Slack, Trello, or Google Drive to alert team members and archive documentation automatically.
And much more...
Who is Harvest + Lexware integration for?
Freelancers, small business owners, and accounting teams eliminate manual data entry between timesheets and financial records to maintain accurate financial reporting.
Finance Managers
Project Accountants
Agency Directors
Billing Specialists
Account Executives
Operations Leads
📈
Finance Managers
You're reviewing timesheet data and billing records every week, but manual data entry causes reporting gaps that leave financial statements outdated — this integration means every invoice is recorded instantly and your records stay current.
⚡
Project Accountants
You need to reconcile billable hours and expenses quickly, but waiting for manual exports means you always find out about discrepancies too late — this integration means every expense creates a voucher automatically and discrepancies are resolved fast.
📋
Agency Directors
You answer to stakeholders who want to see accurate project revenues and billing status, but disconnected tools make progress hard to verify — this integration means project data syncs immediately and financial reporting is always ready for review.
🔄
Billing Specialists
The volume of client invoices and timesheet entries is too high for anyone to keep up by hand, leading to frequent invoicing delays — this integration means every invoice transfers instantly and billing runs without manual bottlenecks.
👥
Account Executives
You depend on client records being created upstream before you can send quotations, but manual handoffs cause frustrating delays — this integration means new clients in Harvest instantly generate contacts in Lexware and your workflow moves forward.
🗂️
Operations Leads
You need a reliable history of all financial transactions, but manual copying keeps resulting in missing entries and audit gaps — this integration means every timesheet and invoice is logged reliably and audit trails remain complete.
Did you know?
Our team can create automations for you... At no extra cost!
Tell us what type of automation you want to make?
Why choose Integrately to automate Lexware + Harvest
Build and manage your Lexware + Harvest automations with ready-made flows, AI assistance, 24x5 reliable human support, and enterprise-grade security.
1,500+ apps connected
Connect Lexware + Harvest with email, CRM, messaging, finance, support, and other tools whenever your process needs another step.
20M+ Ready Automations
Start with 20 million+ proven automation templates instead of building everything from scratch. Pick the closest flow, connect your accounts, and automate in minutes.
AI that builds your automations
Describe your workflow in plain English. Integrately AI builds it, maps fields, adds conditions, and even lets you edit it through chat.
24x5 Live Chat Support
Chat with a real person and get reply within 2-5 minutes. No bots, no tickets, no waiting — just real help, right when you need it.
Free done-for-you setup
Tell our team what you need and we will help set up the automation in your account at no extra cost on any plan.
Secure by design
SOC 2 Type II and ISO 27001:2022 certified, with GDPR-compliant data practices. Your data and credentials are handled using recognised security and privacy standards.
How Integrately Works?
1
Select Automation
2
Connect Accounts
3
Automation is ready
Connect Lexware + Harvest Now 
In Just 1 Click!
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Frequently Asked Questions
How do I connect Harvest to Lexware?
You can connect Harvest to Lexware in 1 click using ready-made automation templates on Integrately, or ask Integrately AI to build the workflow and map fields for you.
Can I automatically create Lexware invoices from Harvest invoice entries?
Can I connect Harvest, Lexware, and Slack?
What is a good Zapier alternative for Harvest and Lexware?
How are new Harvest clients synchronized with Lexware?
Can Lexware status updates trigger actions in Harvest?
Do I need coding skills to automate Harvest and Lexware?
Is the Harvest and Lexware integration free?
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