SaneBox

Best Inbox Filter for Any Client Paid web

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Starting from $7/mo (Snack, billed monthly) - $59/yr annual

Pros

Works with Gmail, Outlook, iCloud, Yahoo, Exchange and any IMAP account
No new app to learn — filtering happens server-side in your existing client
SaneLater moves low-priority mail out of the inbox automatically
SaneBlackHole unsubscribes you from a sender in one drag
SaneReminders flags emails that got no reply
Annual billing saves about 30%
25% discount for education, nonprofits and government

Cons

No free plan, only a trial
Snack covers 1 account and only 2 features
Three email accounts force the $36 Dinner plan
AI needs 1–4 weeks of training before sorting is reliable
Filters only — no AI drafting, replies or summaries
No team or shared-inbox features

Video

Key features

SaneLater

Moves unimportant email out of the inbox into a separate folder.

SaneBlackHole

Drag a sender in once and never see their email again.

SaneReminders

Get reminded when someone hasn't replied or at a time you set.

SaneNoReplies

Tracks sent emails still waiting for a response.

SaneNotSpam

Rescues legitimate mail caught by your spam filter.

SaneDoNotDisturb

Pauses incoming mail for focus time or vacations.

SaneAttachments

Saves attachments to cloud storage automatically. **[VERIFY plan]**

Daily Digest

A summary email of what was filtered so nothing important is missed.

Custom training

Move a message between folders and SaneBox learns from it.

Integrations

Gmail / Google WorkspaceMicrosoft Outlook / Office 365Microsoft ExchangeiCloudYahoo MailAOLAny IMAP providerDropbox / Box / Google Drive (attachments)

FAQs

How much does SaneBox cost?

SaneBox costs $7 a month for Snack, $12 for Lunch and $36 for Dinner, or $59, $99 and $299 a year. Nonprofits, educators and government agencies get 25% off.

Does SaneBox have a free plan?

No. SaneBox offers a free trial with no credit card required, then requires a paid plan. The cheapest is Snack at $7 a month or $59 a year.

Does SaneBox work with Outlook and Apple Mail?

Yes. SaneBox works server-side with any IMAP or Exchange mailbox, so its folders show up in Outlook, Apple Mail, Gmail or any other email app you already use.

Which SaneBox plan should I choose?

Most people need Lunch at $12 a month, which covers two accounts and six features including SaneReminders. Snack's two-feature, one-account limit is restrictive.

Does SaneBox write emails with AI?

No. SaneBox only sorts, filters and reminds. If you want AI drafting and summaries, pair it with or switch to Spark or Superhuman.

What users say

AI email filtering that works inside the email app you already use

Who it's for

Newsletter-heavy professional

Inbox buried in promos and notifications

SaneLater
SaneBlackHole
Daily Digest

People wanting AI replies

Our pick: Snack

Consultant or freelancer

Two inboxes and lots of follow-ups

SaneReminders
SaneNoReplies
Works in any app

3+ account users on a budget

Our pick: Lunch

Multi-business owner

Runs up to four addresses across providers

All features
4 accounts
Any IMAP

Teams sharing an inbox

Our pick: Dinner

Industry fit

Independent consultantsStrong fit85Follow-up tracking works in any client. (editorial draft)

Education and nonprofitStrong fit7825% institutional discount. (editorial draft)

Customer support teamsCheck first15No shared inbox. (editorial draft)

Corporate Exchange usersConditional65Check IT allows third-party server access. (editorial draft)