Sendgrid vs Skiff Comparison (2025)

What are the differences between Sendgrid and Skiff?

Forward Email Team
Written by
Forward Email TeamVerified
Published
1/1/25
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to Sendgrid.

Email Service Comparison

20 facts in comparison
Sendgridvs.Skiff

Sendgrid

Get your emails to the inbox—where they belong
"Get your emails to the inbox—where they belong"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Skiff

Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)
"Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$19.95/moPricing$3/mo
No Sendgrid does not support storageStorage15 GB
30 MBAttachments25 MB
NoOpen-Source❌ Skiff claims to be open-source, but their back-end is actually closed-source
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
YesSMTP❌ Skiff does not support SMTP and forces vendor lock-in
NoIMAP❌ Skiff does not support IMAP and forces vendor lock-in
NoPOP3❌ Skiff does not support POP3 and forces vendor lock-in
YesAPINo
NoE2EE ⚠️ Supported, but Skiff manages your private keys and is closed-source
NoOpenPGP Yes
NoWKD Yes

Email Service Screenshots

Closed-source

Sendgrid

Sendgrid is a closed-source email service. According to their website: Get your emails to the inbox—where they belong

Sendgrid is a closed-source email service.
Photograph by Forward Email
Go to site
Closed-source

Skiff

Skiff is a closed-source email service. Its description from its website is: Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)

Skiff is a closed-source email service.
Photo by Forward Email
Go to site

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