ActiveCampaign gives a far better bang for the buck, as its plans don’t have important sending limitations like MailChimp. Other than, ActiveCampaign’s most costly tier expenses 50 % of MailChimp’s. If this will likely not fix the issue you must abide by this post to increase the upload_max_size PHP directive: https://mailwizz-alternatives28913.nytechwiki.com/9844140/the_definitive_guide_to_mailwizz_codecanyon