Alternatives · Email & inbox agents · Prices checked October 21, 2026 to October 23, 2026
Superhuman alternatives (2026): 8 compared by price
Superhuman starts at Free; Pro $15/member/mo (checked October 21, 2026). Here are 8 alternatives for the same job, each with its pricing as the vendor publishes it, the source and the date we checked it: 8 publish prices, 3 have a free plan. Ordered by our data, never by payment.
Quick answer
- Superhuman starts at: Free; Pro $15/member/mo (checked October 21, 2026, full listing).
- First in our order: Fyxer AI ($49/mo), Mailbutler ($4/user/mo (billed yearly)), SaneBox ($4.54/mo (2-year billing)).
- Lowest listed monthly plan: Mailbutler at $4/mo (3 of 8 list a lower monthly plan than Superhuman).
- Free plan: Fyxer AI, Spark Mail, AgentMail.
Superhuman pricing, for reference
- Free: $0
- Pro: $15/member/mo
- Business: $40/member/mo
These are suite plans; check which plan includes Superhuman Mail before buying.
Source: vendor pricing page, checked October 21, 2026. Superhuman: full listing.
All 8 Superhuman alternatives, in our order
Email & inbox agents →-
AssistantsFree tier
Fyxer AI
An inbox assistant for Gmail and Outlook that sorts email, drafts replies in your voice and writes meeting notes.
Subscription · 3 use cases$49/mo
-
Email
Mailbutler
Inbox extension for Gmail, Outlook and Apple Mail with an AI assistant that writes replies, summarizes threads and finds tasks.
Per seat$4/user/mo (billed yearly)
-
Email
SaneBox
Filters unimportant email out of your inbox into folders and sends digests; works with any email provider.
Subscription$4.54/mo (2-year billing)
-
EmailFree tier
Spark Mail
An email app with a smart inbox and AI that writes, summarises and organises email for individuals and teams.
Per seatFree; Plus $10/user/mo
-
Email
Inbox Zero
Open-source AI email assistant that sorts, labels and drafts replies, blocks cold email and bulk-unsubscribes.
Per seat$18/user/mo (billed yearly)
-
Agent infrastructureFree tier
AgentMail
Email inboxes built for AI agents to send, receive and act on email through an API.
SubscriptionFree; Developer $20/mo
-
Email
Cora
An AI email assistant from Every that screens your inbox, drafts replies and sends twice-daily briefs.
Subscription$20/mo (billed yearly)
-
Email
Shortwave
An AI email client for Gmail with an assistant that searches, summarises, organises and drafts email.
Per seat$30/seat/mo
How we ordered this list: whether the vendor publishes its prices, then the number of verified public use cases we've found, then the lowest listed monthly plan. Only full listings (verified starting price with its source) in the same job category are included. We haven't tested these hands-on. How we rank.
Pricing compared
| Alternative | Starts at | Model | Free plan | Lowest monthly plan vs Superhuman ($15/mo) | Checked | Source |
|---|---|---|---|---|---|---|
 Fyxer AI | $49/mo | Subscription | Yes | $49/mo (higher) | October 21, 2026 | Source |
| Mailbutler | $4/user/mo (billed yearly) | Per seat | No | $4/mo (lower) | October 23, 2026 | Source |
 SaneBox | $4.54/mo (2-year billing) | Subscription | No | $4.54/mo (lower) | October 21, 2026 | Source |
 Spark Mail | Free; Plus $10/user/mo | Per seat | Yes | $10/mo (lower) | October 21, 2026 | Source |
| Inbox Zero | $18/user/mo (billed yearly) | Per seat | No | $18/mo (higher) | October 22, 2026 | Source |
| AgentMail | Free; Developer $20/mo | Subscription | Yes | $20/mo (higher) | October 21, 2026 | Source |
 Cora | $20/mo (billed yearly) | Subscription | No | $20/mo (higher) | October 21, 2026 | Source |
 Shortwave | $30/seat/mo | Per seat | No | $30/mo (higher) | October 21, 2026 | Source |
Prices are copied from each vendor's public pricing page on the date shown. "not published" or "Contact sales" means the vendor doesn't publish a price; we don't guess. Monthly plans are compared as listed (per seat where the vendor prices per seat); usage-priced plans have no monthly figure. Prices change; confirm with the vendor.
FAQ
What are the best Superhuman alternatives in 2026?
We list 8 alternatives to Superhuman for the same job (get your inbox under control), each with pricing checked on the vendor's own site. Ordered by our data (whether the vendor publishes its prices, then the number of verified public use cases we've found, then the lowest listed monthly plan), the first three are Fyxer AI ($49/mo), Mailbutler ($4/user/mo (billed yearly)) and SaneBox ($4.54/mo (2-year billing)). We haven't tested them hands-on, and no vendor can pay to change this order.
Is there a cheaper alternative to Superhuman?
Superhuman's lowest listed monthly plan is $15/mo (checked October 21, 2026). 3 alternatives list a lower monthly plan: Mailbutler ($4/mo), SaneBox ($4.54/mo) and Spark Mail ($10/mo). Plans are compared as the vendors list them (per seat where they price per seat), so check what each plan includes.
Is there a free alternative to Superhuman?
Fyxer AI, Spark Mail and AgentMail have a free plan or free tier, according to their public pricing pages (checked October 21, 2026 to October 23, 2026).
Can a vendor pay to rank higher here?
No. The order comes from our data only. Paid placements are always labelled "Sponsored" or "Featured", sit outside the list and never change the order.
Related guides
All alternatives →- SaneBox vs SuperhumanSide-by-side pricing
- Shortwave vs SuperhumanSide-by-side pricing
- Superhuman vs Fyxer AISide-by-side pricing
- Superhuman vs Spark MailSide-by-side pricing
- Cheapest AI email assistants9 sorted by price
Work at Superhuman? Vendors can claim their listing for free or feature it with a label that says "Sponsored"; paid status never changes the order on this page. Building a different agent? List it here.
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