Decision guide · Reviewed Sep 23, 2026 · AI Email & Communication, AI Email Writing

Ellie
72.4
Shortwave
71.7Choose Ellie when you need busy professionals and customer-facing teams who want automated, style-matched reply drafts waiting in their Gmail or Outlook inbox for review.. Choose Shortwave when you need Gmail users who want an AI assistant that understands their whole inbox at a modest price.
At a glance
The practical differences
| Decision factor | Ellie | Shortwave |
|---|---|---|
| Best for | busy professionals and customer-facing teams who want automated, style-matched reply drafts waiting in their Gmail or Outlook inbox for review. | Gmail users who want an AI assistant that understands their whole inbox at a modest price |
| Not ideal for | sales reps seeking outbound cold-email automation, or users wanting an AI agent to send replies autonomously without human sign-off. | Outlook or other mailbox users and organisations needing heavy admin controls |
| Pricing | At the review date, Ellie offers a 7-day free trial without requiring a credit card, followed by tiered paid plans named Casual, Business, and Professional. Additional team members are available starting at $5 per user, with purchases also supported through Microsoft AppSource. Exact base tier fees are not published on the reviewed page and should be verified on the official pricing page. | A free plan covers basic use with limited AI; Personal, Business, and Enterprise plans add more AI usage and team features at the review date. Confirm current terms on the official pricing page. |
| Key difference | Unlike standalone generative AI writing tools that require copy-pasting prompts, Ellie works directly within native Gmail and Outlook Drafts folders overnight, mimicking your observed sent-mail habits and switching distinct tone profiles across custom plain-text categories. | An assistant-centred email client that treats the inbox as searchable memory, with a free tier for individuals. |
| Overall rank | #474 | #525 |
| Review verdict | Ellie is well suited for busy founders, sales reps, and operators who spend significant time handling routine Gmail and Outlook responses and want drafts waiting for quick review. It is not designed for teams looking to send cold outreach campaigns or those seeking fully automated, hands-off email sending. | A compelling alternative for Gmail users who want AI search and drafting without a premium price. Outlook users and larger teams needing admin depth should look elsewhere. |
Shortwave score factors
Ellie strengths
- Integrates directly into native Gmail and Outlook workflows without requiring a separate webmail app.
- Drafts wait in the native Drafts folder; emails are never sent automatically without human review.
- Can crawl public websites and ingest files to ground answers in company facts.
- Offers multi-language support and custom personas tailored per category.
Shortwave strengths
- Strong AI search over inbox
- Free plan available
- Fast, modern interface
- Good voice matching
Frequently asked
Ellie vs Shortwave
Should I choose Ellie or Shortwave?+
Choose Ellie when you need busy professionals and customer-facing teams who want automated, style-matched reply drafts waiting in their Gmail or Outlook inbox for review.. Choose Shortwave when you need Gmail users who want an AI assistant that understands their whole inbox at a modest price. ToolsRank scores Ellie 72.4 and Shortwave 71.7; the gap reflects editorial quality, utility, trust, and freshness, not popularity or payment.
Is Ellie cheaper than Shortwave?+
Ellie: At the review date, Ellie offers a 7-day free trial without requiring a credit card, followed by tiered paid plans named Casual, Business, and Professional. Additional team members are available starting at $5 per user, with purchases also supported through Microsoft AppSource. Exact base tier fees are not published on the reviewed page and should be verified on the official pricing page. Shortwave: A free plan covers basic use with limited AI; Personal, Business, and Enterprise plans add more AI usage and team features at the review date. Confirm current terms on the official pricing page. Compare the plan you would actually use and verify current prices on each vendor's pricing page before purchasing.
Which is better for ai email & communication?+
Ellie currently scores higher for ai email & communication work. Shortwave remains the stronger pick when your priority is Gmail users who want an AI assistant that understands their whole inbox at a modest price. Avoid Ellie if you are sales reps seeking outbound cold-email automation, or users wanting an AI agent to send replies autonomously without human sign-off..
Can I use Ellie and Shortwave together?+
Yes. Ellie stands out for unlike standalone generative AI writing tools that require copy-pasting prompts, Ellie works directly within native Gmail and Outlook Drafts folders overnight, mimicking your observed sent-mail habits and switching distinct tone profiles across custom plain-text categories. Shortwave stands out for an assistant-centred email client that treats the inbox as searchable memory, with a free tier for individuals. Pairing them makes sense when one workflow needs both strengths; otherwise pick the tool that matches your primary job.