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Email Invitation Sending, Import, Contact & Character Limits

When sending messages through an Email Invitation Collector or storing respondent information in Contacts, please be aware of the following sending, storage, and character limits.

Sending Limits

The number of messages you can send in a 24-hour period depends on your plan type:

Plan
Daily Sending Limit
Free Plans1,000 messages per account per day
Paid Plans20,000 messages per account per day

The 24-hour period begins when the 1,000th or 20,000th message is sent. If you reach the limit, you can schedule your message for a later date.

TIP! You can create multiple Email Invitation Collectors to add more recipients for the survey. If you're sending a survey to a large group of contacts, you can also distribute your survey through MailChimp.

Import Limits

You can import contacts to Contacts in two ways: by adding them as recipients to an Email Invitation or by importing them to Contacts.

WhatLimit
Total contacts in Contacts2,000,000
Contacts per group in Contacts10,000
Contacts per CSV10,000 (see formatting tips)
Contacts/recipients you can add to each Email Invitation CollectorFree plan: 1,000

Paid plans: 10,000
Contacts you can copy/paste manually

1,000 at a time in the Send To field

10,000 at a time per import

Character Limits

Forbidden Characters in Email Address Field

Email addresses used in Email Invitation and Contacts cannot contain the following characters:

SymbolDescription
#Pound or hashtag
&Ampersand
*Asterisk
$ € £ (etc.)Monetary symbols
“ ” " "Double quotes
< >Angle brackets

 

Character Limits in Custom Data

The number of characters per custom data field need to be under the following:

Field# of Characters
Email Address255
First Name50
Last Name50
Custom 11,000
Custom 2–6100

 

HTML Template

HTML templates have the following limits per message:

Field# of Characters
Email Message16,000
Subject Line255
Header255
Button255

 

Custom HTML & Plain Text Templates

Custom HTML and Plain Text templates can have 2MB of information per message.

Vanity Domains

Vanity domains can have up to 6 characters where the .com bit usually is.

When sending messages through an Email Invitation Collector or storing respondent information in Contacts, please be aware of the following sending, storage, and character limits.

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