Mailient vs Gemini in Gmail
Gemini in Gmail is a set of AI features inside Gmail: Help Me Write and Suggested Replies are free, and AI Inbox, on paid Google AI plans, surfaces to-dos and proposes drafts. Mailient is a separate AI inbox assistant: it picks out what needs a decision, drafts replies in your writing voice when you ask, schedules meetings on Google Calendar with Meet links after you say yes, and sends nothing without your approval by default.
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Gemini helps you write the email in front of you, inside Gmail. Mailient is a separate inbox assistant that sorts what needs you, drafts replies, schedules after you say yes, and sends nothing without your approval by default. Start with Gemini if help composing is enough; choose Mailient if the inbox itself is the job.
| Question | Mailient | Gemini in Gmail |
|---|---|---|
| Works on your existing Gmail? | Yes — connects to your Gmail account with Google OAuthMailient facts · checked | Yes — built into Gmailworkspace.google.com · checked |
| Works without being prompted? | Partly — picks out what needs a decision when you open Mailient; drafts when you askMailient facts · checked | Partly — AI Inbox surfaces to-dos and proposes drafts (Google AI Ultra; rolling out to AI Plus and Pro in the US)support.google.com · checked |
| Approval before anything sends? | By default — every email waits for your approval and meetings need your confirmation; autonomous sending only if you switch it on for an agent or contactMailient facts · checked | Drafts and suggestions wait for you. Auto-send by any Gemini agent: confirm on Gemini's current plansupport.google.com · checked |
| How are replies drafted? | On request, shaped by a voice profile built from a sample of your sent mail; you edit and approveMailient facts · checked | Help Me Write and Suggested Replies, which match how you write; AI Inbox proposes drafts on paid plansblog.google · checked |
| Price (as last checked) | $8.99/week, $29/month, $199/year or $499 lifetime; 3-day trial on monthly (card required)Mailient facts · checked | Help Me Write and Suggested Replies free; AI Inbox needs a paid Google AI planblog.google · checked |
| Best for | Founders on Gmail who want to see only what needs a decisionMailient facts · checked | Anyone who wants AI help composing inside Gmail without adding a toolworkspace.google.com · checked |
What is the main difference between Mailient and Gemini in Gmail?
Gemini is a feature inside Gmail; Mailient is a separate product with its own job. Gemini's core tools help you compose the email in front of you, while Mailient works the inbox as a whole: it sorts what needs you, drafts the replies, and schedules the meeting after you say yes.
- A separate product, not a feature: Mailient's Today view shows the emails that need a decision, today's meetings, and the threads you sent that got no reply.
- An inbox job, not a compose helper: sorting, follow-up tracking, drafting and scheduling are one workflow rather than buttons in a compose window.
- Approval by default: Mailient does not send an email unless you approve it or switch on autonomous sending yourself, and it creates a meeting only after you say yes.
- Calendar built in: Mailient's assistant, Arcus, proposes a time and, once you confirm, creates the Google Calendar event with a Google Meet link.
Can Gemini send email without your approval?
Gmail's Gemini features draft and suggest, and you press send. Google keeps adding agent features across its plans, so whether any Gemini agent can send on your behalf is something to confirm on Gemini's current plan; Mailient does not send without your approval by default.
Doesn't Gemini's AI Inbox already do what Mailient does?
Partly, and it's worth saying plainly. Google's AI Inbox surfaces important threads and generates draft replies, but as of September 2026 it is available to Google AI Ultra subscribers and rolling out to AI Plus and Pro subscribers in the US.
If AI Inbox already covers what you need, you may not need Mailient. Mailient is for founders who want a dedicated inbox product, with follow-up tracking and meeting scheduling in the same place, without a Google AI subscription.
When is Gemini in Gmail the better choice?
Gemini is the better choice if your email load is moderate and you want help writing and summarizing without paying for or learning another product. Its core writing features are free in Gmail, and Google Workspace business plans include Gemini.
When is Mailient the better choice?
Mailient is the better choice when your inbox is where your company runs and the cost is deciding, not typing. It brings back only the threads that need a decision, surfaces sent threads that got no reply, drafts replies and schedules meetings after you say yes, and it doesn't require a Google AI subscription.
How does Mailient pricing compare with Gemini?
Gemini's Help Me Write and Suggested Replies are free in Gmail, and AI Inbox needs a paid Google AI plan. Mailient costs $29 per month, $8.99 per week, $199 per year, or $499 for lifetime access, with a 3-day trial on the monthly plan.
Try Mailient on your Gmail.
The monthly plan starts with a 3-day free trial (card required). By default, nothing sends without your approval.
Frequently asked questions
- Is Gemini in Gmail free?
- Partly. Google says Help Me Write, Suggested Replies and AI Overview thread summaries are available to everyone at no cost. Asking your inbox questions and Proofread need Google AI Pro or Ultra, and AI Inbox needs a paid Google AI plan.
- Can Mailient and Gemini work on the same Gmail account?
- Yes. Mailient connects through Google OAuth and doesn't change Gmail's own features, so Gemini keeps working alongside it.
- Does Gemini send emails for you?
- Gemini in Gmail drafts and suggests; you send. For newer agent features, confirm on Gemini's current plan. Mailient does not send without your approval by default.
Sources
Plans and prices change often, so every cell in the table above shows its source and when it was last checked. Confirm current prices on Gemini in Gmail's pricing page. Spotted something out of date? Tell us through the contact page.