Top 11 marketing · email that work with Sendgrid
GlockApps is the highest-ranked provider in the Top 11 The 11 Best Email Deliverability Tools that integrates with Sendgrid.
Why this answer
Filtered to entries that publicly document a Sendgrid integration. We do not include "API available" as proof of integration — there has to be a named connector or first-class workflow.
Showing all 4 matches. Top 11 publishes whatever the data supports — we don’t pad lists. See the full ranked The 11 Best Email Deliverability Tools.
#1GlockApps(rank #1 in The 11 Best Email Deliverability Tools)
9.2/9.4Top-tier inbox placement testing with a broad, international seed list and actionable reports.
Full GlockApps review · Compare: GlockApps vs Kickbox · Alternatives
#2Kickbox(rank #4 in The 11 Best Email Deliverability Tools)
8.5/9.4A strong choice for combining elite list verification with deliverability monitoring tools.
#3Folderly(rank #5 in The 11 Best Email Deliverability Tools)
8.3/9.4A specialized platform for fixing deliverability problems common in cold email campaigns.
#4Warmup Inbox(rank #11 in The 11 Best Email Deliverability Tools)
7/9.4A unique tool that automates the process of warming up new email accounts to build sender reputation.
Methodology: /methodology · No paid placement ever · Verified .