Folderly vs Litmus

Side-by-side from the Top 11 ranking of The 11 Best Email Deliverability Tools. Last verified June 15, 2026.

The short answer

Folderly ranks higher on Top 11 (#5 vs #7) for Email marketers and developers improving inbox placement rates. A specialized platform for fixing deliverability problems common in cold email campaigns.

At a glance

FolderlyLitmus
Top 11 rank#5 / The 11 Best Email Deliverability Tools#7 / The 11 Best Email Deliverability Tools
Score (out of 9.4)8.37.9
Best forFixing cold outreach deliverabilityIntegrated design and deliverability
Pricing$$$ ($200 to $2000/mo)$$$ ($199 to $499/mo)
HQWilmington, USACambridge, USA
Founded20192005

Folderly

A specialized platform for fixing deliverability problems common in cold email campaigns.

folderly.com/

See full entry in The 11 Best Email Deliverability Tools

Litmus

A strong email creation and analytics platform with good, integrated deliverability checks.

www.litmus.com/

See full entry in The 11 Best Email Deliverability Tools

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.