Side by side
HeyHelp vs Metis Mail
Both stand on ai email assistants. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid Web
HeyHelp focuses on organizing Gmail and preparing replies with several listed AI integrations. Choose between annual Pro without an API key and one-time Connect using your own key.
Visit HeyHelp Free plan Open source APISelf-hostedWeb
Choose Metis Mail if you want a unified inbox with an AI agent, phishing analysis, and a free forever open-source plan. Teams that need shared mailboxes, team rules, or priority support can choose Workspace; people who need native iOS or Android apps may want to wait for those apps to arrive.
Visit Metis MailThe facts
| HeyHelp | Metis Mail | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Yes |
| Runs on | Web | API, Self-hosted, Web |
| Lowest paid plan | Pro: $12 a month | Cloud Pro: $12 a month |
| Plans published | 2 | 8 |
| Maker | Not published | Metis Mail |
| Website | heyhelp.ai | trymetis.email |
| On ai email assistants | #42 of 46 | #1 of 46 |
HeyHelp: what it does well
- Sorts, tags, and archives email
- Drafts AI-assisted replies
- Supports follow-up actions
- Integrates Gemini, Anthropic, and OpenAI
- Offers a 7-day trial
What to know first
- No automatic sending
- No free plan
- Connect requires your API key
- Pro is billed annually
Metis Mail: what it does well
- Combines Gmail, Microsoft 365, and Zoho Mail accounts in one inbox.
- Keeps folders, threads, attachments, and read states synchronized.
- AI agent summarizes threads, drafts replies, and triages messages.
- Phishing verdicts include a risk score and reasons.
- Free plan includes every feature, unlimited workspaces, and mailboxes.
What to know first
- Cloud Pro allows up to three connected mailboxes.
- Native iOS and Android apps are on the roadmap.
- Workspace costs $20 a month.
Alternatives to HeyHelp Alternatives to Metis Mail The whole list