kitio.aiCora vs Zero Inbox
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Cora starts at $20/mo and Zero Inbox starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Inbox screening
- Twice-daily Briefs
- Reply drafts
- Custom instructions
- Gmail integration
- AI grouping of emails
- Bulk delete
- One-click unsubscribe
- Smart filters
- Approval before cleanup
- Google and Microsoft sign-in
| Feature | Cora | Zero Inbox |
|---|---|---|
| Best for | AI chief of staff that handles your inbox and sends daily briefs | AI email cleaner that sorts, unsubscribes and asks before deleting |
| Category | Productivity | Productivity |
| Pricing model | Free trial | Freemium |
| Starting price | $20/mo | See pricing page |
| Free plan | No, trial available | Yes |
| Made by | Every | Zero Inbox |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Cora starts at $20/mo and Zero Inbox starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Cora
- Very quiet inbox
- Readable digests
- Bundled with Every
- Gmail only
- Hands a lot of control to AI
Zero Inbox
- Nothing changes without your approval
- Sign-in via provider, no password sharing
- Unsubscribe actions are tracked
- Pricing not shown on the homepage
- Works only with Google and Microsoft mail
- Free-tier limits not shown
Which one should you choose?
Choose Cora if you want:
- Very quiet inbox
- Readable digests
- Bundled with Every
Watch out: gmail only.
Choose Zero Inbox if you want:
- Nothing changes without your approval
- Sign-in via provider, no password sharing
- Unsubscribe actions are tracked
Watch out: pricing not shown on the homepage.
Cora vs Zero Inbox FAQ
What is the difference between Cora and Zero Inbox?
Cora: AI chief of staff that handles your inbox and sends daily briefs. Zero Inbox: AI email cleaner that sorts, unsubscribes and asks before deleting. Both are productivity tools.
Is Cora or Zero Inbox cheaper?
Cora starts at $20/mo and Zero Inbox starts at See pricing page. Check both pricing pages for current plans.
Do Cora and Zero Inbox have free plans?
Cora: No, trial available. Zero Inbox: Yes.
Who makes Cora?
Cora is made by Every, based in United States.
Who makes Zero Inbox?
Zero Inbox is made by Zero Inbox.
Which should I choose, Cora or Zero Inbox?
Choose Cora if you value very quiet inbox and readable digests. Choose Zero Inbox if you value nothing changes without your approval and sign-in via provider, no password sharing.