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Shortwave vs Spark

People
ShortwaveAI Email Assistants
SparkAI Email Assistants
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Price
Free
Published entry price
$8.25+per seat / month

AI Email Assistants

Annual estimate10 people, entry price
Free
$990+
10 people
Offer
No offer right now
No offer right now
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AI Email Assistants

Overview
Focus
AI Email Assistants
AI Email Assistants
Product
AI-powered email client that bundles conversations, summarizes threads, and provides instant search for a modern Gmail experience.
Smart email client by Readdle for teams with smart inbox, team email, and AI-powered features.
Headquarters
San Francisco, California
Odessa, Ukraine
Company size
11-50 employees
51-200 employees
Founded
2020
2015
Pricing details
Plan
Published entry price
Published rate
Free
$8.25+ / seat / month
Billable seats
10
Free options
Free plan, Free trial
Free plan, Free trial
Pricing source
Source updated
Oct 29, 2026
Oct 29, 2026

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AI Email Assistants