Compare API solutions

Available solutions

You can develop your integration with MailUp by mixing the available solutions and taking advantage of the various features they provide. Each listed item is a link to the correspondent documentation.

Recommended solutions

REST API
SMTP+ (SMTP Relay)
HTTP GET/POST (Subscription formsuse the same methods)
FTP

Other existing solutions (no longer extended, they may be deprecated in a near future)

On this page

On this page
1 Available solutions 2 Comparison matrix 2.1 Manage lists and groups 2.2 Manage recipients 2.3 Email 2.4 SMS 2.5 Account provisioning 2.6 Other features

Comparison matrix

Use the tables below to compare these available solutions.

= available | = available with restrictions (see specific notes for each case)

Manage lists and groups

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend
Create/Delete/Update lists
Create/Delete/Update groups
Read lists and groups

Manage recipients

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend

	SOAP	REST	SMTP+	FTP	List+
Import recipient (single)			¹	²
Import recipients (bulk)	Bulk import limit: MailUpImport : Multiple import by splitting in blocks, up to 1,5 MB per block SendMessageNL: as FTP case	Bulk import limit: Multiple import by splitting in blocks, up to 7 MB per block using fileName querystring parameter: as FTP case		Bulk import limit: N/A, but successfully tested either with 50 MB or with a single import file containing 4 million email addresses	³ Bulk import limit: 10 MB
Force optin of unsubscribed recipient (single)	²	(only with double optin)		²
Unsubscribe recipient (single)				²
Unsubscribe recipient (bulk)
Subscribe with confirmed optin (COI)	¹⁰
Read personal data fields settings
Update recipients' personal data fields
Check recipient's subscription status
Add to group (single)				²
Add to group (bulk)
Remove from group (single)
Remove from group (bulk)				⁴

Email

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend

	SOAP	List+
Create email message
Read email messages
Manage tags
Manage attachments
Manage both embedded and not embedded images in the same message
Manage dynamic fields
Manage dynamic content
Manage image upload (i.e. make them hosted by MailUp)
Manage attachments
Full content customization for each recipient
Allow mixing embedded and not embedded images in one email message
Transactional emails (account credentials after signup, password reminders...)	⁵
Transactional emails (newsletters, customized messages)	⁵
Promotional emails
Send to a single recipient		^2,3
Send to a group
Send to all list subscribers
Scheduled sending
Manage queue of messages to be sent
Get email statistics in real time
Get email statistics (with scheduled process)

SMS

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend
Create SMS (with dynamic fields)					⁶
Manage dynamic fields
Send SMS to a recipient					⁶
Send SMS to a group/list (immediate & scheduled)					⁶
Get SMS statistics in real time
Get SMS statistics (with scheduled process)

Account provisioning

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend
New trial account activation

Other features

	HTTP, Forms	SOAP	REST	SMTP+	FTP	List+	Frontend

HTTP, Forms

SOAP

REST

SMTP+

FTP

List+

Frontend

Security

HTTP with encrypted querystring
parameters and IP restrictions⁹
available for several pages⁷

HTTP, user authentication, and IP
restriction⁹ for MailUpImport web service

HTTPS and user authentication for
other SOAP web services

HTTPS only
OAuth2 with refresh token

STARTTLS Encryption is supported

sFTP (port 22) is supported

Authorization workflow
at application level
(sender and mailing
shall be approved before
before sending)

HTTP with encrypted querystring
parameters in most of the pages⁸

(1) New recipients are added to list when a message is sent to them

(2) This feature is designed for bulk operations, its massive use on single recipients may affect system performances

(3) New recipients are added when listed in enclosed "one2many.import" file

(4) Requires a customization fee

(5) SendSingleNewsletter method can be used for confirmation requests, not for massive use (see this Rate Limiting about this method)

(6) With the "SMS sending from .CSV file" feature

(7) where these features are not available, the actions require a click on a confirmation email before proceeding

(8) please note that the purpose of frontend web pages is to be freely available by specifying an URL, without any console authentication

(9) Restrictions on caller IP cannot be used and shall be disabled in case of cloud hosting (in this case it is not possible to get all possible IPs to be authorized)

(10) Strong limitations apply. Check out this page for details and workaround