| 1 |
 G Suite |
40,405,598 |
|
| 2 |
Sendgrid |
31,294,140 |
|
| 3 |
GoDaddy Email |
10,602,441 |
|
| 4 |
Microsoft Exchange Online |
3,611,332 |
|
| 5 |
Mandrill |
1,106,686 |
|
| 6 |
Yahoo Business Email |
954,537 |
|
| 7 |
Amazon SES |
818,080 |
|
| 8 |
QQ Mail |
730,252 |
|
| 9 |
Rackspace Email |
486,649 |
|
| 10 |
Postmark |
390,060 |
|
| 11 |
MailChimp |
381,821 |
|
| 12 |
Constant Contact |
220,744 |
|
| 13 |
AWeber |
178,715 |
|
| 14 |
Mailjet |
74,273 |
|
| 15 |
ElasticEmail |
32,578 |
|
| 16 |
Symantec.cloud |
24,870 |
|
| 17 |
Websense |
24,519 |
|
| 18 |
GetResponse |
23,470 |
|
| 19 |
Adestra |
20,908 |
|
| 20 |
VerticalResponse |
17,770 |
|
| 21 |
CampaignMonitor |
16,703 |
|
| 22 |
Mad Mimi |
16,665 |
|
| 23 |
ActiveCampaign |
11,410 |
|
| 24 |
MailChimp Goals |
8,936 |
|
| 25 |
Benchmarkemail |
6,516 |
|
| 26 |
ConvertKit |
4,077 |
|
| 27 |
Campaigner |
3,667 |
|
| 28 |
Cheetah mail |
3,200 |
|
| 29 |
SendinBlue |
3,030 |
|
| 30 |
dotMailer |
2,969 |
|
| 31 |
iContact |
2,882 |
|
| 32 |
ActiveTrail |
2,517 |
|
| 33 |
APSIS |
2,154 |
|
| 34 |
Emma |
1,790 |
|
| 35 |
Aurea Email Marketing |
1,757 |
|
| 36 |
Soundest |
1,606 |
|
| 37 |
Responder |
1,435 |
|
| 38 |
Liveclicker |
1,316 |
|
| 39 |
StreamSend |
1,285 |
|
| 40 |
Pure360 |
1,211 |
|
| 41 |
Pepipost |
994 |
|
| 42 |
Vision 6 |
945 |
|
| 43 |
NetSuite Mail |
850 |
|
| 44 |
phpList |
846 |
|
| 45 |
EmailBrain |
820 |
|
| 46 |
VIPlus |
820 |
|
| 47 |
GraphicMail |
630 |
|
| 48 |
BlueHornet |
616 |
|
| 49 |
WhatCounts |
465 |
|
| 50 |
WordFly |
421 |
|
| 51 |
SendMsg |
285 |
|
| 52 |
Bluecore |
228 |
|
| 53 |
Jango Mail |
217 |
|
| 54 |
1 and 1 Email Hosting |
213 |
|
| 55 |
Maropost |
208 |
|
| 56 |
InWise |
191 |
|
| 57 |
Rackspace MailGun |
139 |
|
| 58 |
MailUp |
105 |
|
| 59 |
Publicators |
78 |
|
| 60 |
Rejoiner |
75 |
|
| 61 |
ResultsMail |
52 |
|
| 62 |
InforU |
34 |
|
| 63 |
MovableInk |
30 |
|
| 64 |
Pulseem |
26 |
|
| 65 |
Agillic |
3 |
|