What are the limits in document automation in Writer?

The below table shows the document automation limits in Writer and their respective eligibility for increase or decrease via add-ons.

Document Merge Limits

Features	Limits	Eligibility for increase or decrease via add-on
Template count	Unlimited	-
Template size	Imported template - 50 pages or 10 MB Native - 5 lakh characters or 1000 pages	No
Merged document size	5 lakh characters or 1000 pages	No (The mass merge feature that combines all to a single printable document has this limitation)
Merge daily limits	10 per day (For Free Plan) 1000 per day for all Zoho Apps	Yes [write to support]
Test merge limit	50 per day for org	Yes
Field limit per template	500 limits (unique fields)	Yes
Field mapping per template	500 per document	Yes
Number of sub forms	5	Yes
Record limit per sub form	Limited by data source	Yes

Mail Merge Limits

Features	Limits	Eligibility for increase or decrease via add-on
Message size including attachments	10 MB per message (after base64 encoding).	No
Recipients per mail ("To", "CC", or "BCC" address)	1000 recipients per mail (maximum of 250 external recipients)	No
Mail sending limit	10 per day (For Free Plan) 1000 per day for all Zoho Apps - To increase this limit, refer to this help page.	No
Attachment size per mail	10 MB for sending via Zoho Writer	No (If you use your own mailer, limits depend on the. mailer used)

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Quick Links	Workflow Automation	Data Collection
Web Forms	Enterprise	Online Data Collection Tool
Embeddable Forms	Banking	Begin Data Collection
Interactive Forms	Workplace	Data Collection App
CRM Forms	Customer Service	Accessible Forms
Digital Forms	Marketing	Forms for Small Business
HTML Forms	Education	Forms for Enterprise
Contact Forms	E-commerce	Forms for any business
Lead Generation Forms	Healthcare	Forms for Startups
Wordpress Forms	Customer onboarding	Forms for Small Business
No Code Forms	Construction	RSVP tool for holidays
Free Forms	Travel	Features for Order Forms
Prefill Forms	Non-Profit
Intake Forms	Legal	Mobile App
Form Designer	HR	Mobile Forms
Card Forms	Food	Offline Forms
Assign Forms	Photography	Mobile Forms Features
Translate Forms	Real Estate	Kiosk in Mobile Forms
Electronic Forms
Drag & drop form builder
Notification Emails for Forms	Alternatives	Security & Compliance
Holiday Forms	Google Forms alternative	GDPR
Form to PDF	Jotform alternative	HIPAA Forms
Email Forms		Encrypted Forms
		Secure Forms
		WCAG

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