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SPECIFICTION
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Inbox Zero vs Kai

Inbox Zero

inbox-zero.ai

Kai

hirekai.ai

Side by side

FigureInbox ZeroKai
Price from$20/mo$20/mo
Free plan——
Free trialYesYes
Open source——
WebYesYes
macOS—Yes
iOSYesYes
AndroidYesYes
APIYes—
Self-hostedYes—
Plans published43
Spec score · AI Email Assistants8.4 (#8)8.3 (#10)
HeadquartersNewark, Delaware, United StatesZürich, Switzerland
SecurityThe hosted product is SOC 2 compliant, and the Trust Center identifies SOC 2 Type 2 compliance.Morgen says it uses access controls, authentication, transport encryption, monitoring, rate limiting, logging, least-privilege access, and vendor security reviews.
SupportCustomers can contact support at [email protected].Morgen lists Intercom as a provider for customer support and user communication, and the site provides a contact page.

Plans

Inbox Zero

  • Starter$20 a month
  • Plus$35 a month
  • Professional$50 a month
  • EnterprisePriced on request

Inbox Zero pricing →

Kai

  • Free trialFree
  • Base$20 a month
  • Pro$50 a month

Kai pricing →

In their own words

Inbox Zero

Inbox Zero has no write-up on Specifiction yet; its figures are above.

Visit inbox-zero.ai

Kai

Kai has no write-up on Specifiction yet; its figures are above.

Visit hirekai.ai