SaneBox vs Superhuman

by Gralio Feb 11, 2025

SaneBox and Superhuman offer distinct approaches to email management. SaneBox provides a budget-friendly solution for filtering and organizing emails, while Superhuman offers a premium, AI-powered experience designed for speed and team collaboration.

At Gralio.ai we help to simplify your decision-making process by offering detailed, side-by-side software comparisons like this one, to help you confidently choose the tool that aligns with your business goals.

This comparison was created by analysing 962 reviews and 60 websites, saving 5 hours, 50 minutes of reading.

SaneBox

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Superhuman

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About

SaneBox is an AI-powered email organizer that helps you focus on important emails by filtering out distractions. It works with popular email providers and automatically sorts your inbox, sending less urgent messages to designated folders. SaneBox offers features like reminders for unanswered emails and options to snooze messages for later review. This helps you achieve a cleaner inbox and reclaim valuable time.

Superhuman is an email app designed to improve productivity for professionals and teams. It works with your existing Gmail or Outlook accounts, offering a streamlined interface with features like AI-powered writing assistance, automated follow-ups, and shared email inboxes for team collaboration. Superhuman emphasizes speed and efficiency, promising to help users get through their inbox twice as fast.

Summary

Main difference

SaneBox is a cost-effective email management tool focusing on filtering and organization for individuals. Superhuman is a premium email client prioritizing speed and efficiency with AI-powered features, best suited for teams and professionals heavily reliant on email.

Relative strengths of SaneBox (compared to Superhuman)

More affordable pricing, especially for individual users and smaller teams.
Simpler setup and more intuitive interface for users seeking basic email organization.
Works with existing email providers without requiring a switch to a new email client.

Relative weaknesses of SaneBox (compared to Superhuman)

Lacks AI-powered features like email writing assistance and advanced email analytics.
Offers fewer collaboration features compared to Superhuman's shared inbox and team functionalities.
Limited integrations with other productivity tools compared to Superhuman.

Who should use SaneBox VS. Superhuman

SaneBox is an AI-powered email management tool designed for professionals and businesses overwhelmed by email. It filters distractions, snoozes non-urgent messages, and reminds you of important emails. Users praise SaneBox for its ease of use and helpful customer support, while some note occasional filtering inaccuracies and limited custom folder options.

Superhuman is an AI-powered email client designed for professionals and teams seeking enhanced productivity. Users praise its speed, keyboard shortcuts, and clean design, while some dislike the high price and limited customization. Ideal for fast-paced teams, Superhuman integrates with Gmail and Outlook.

Best for small to medium-sized businesses seeking improved email productivity.
Suitable for various sectors, including Healthcare, Finance, E-commerce, and more.

Best for small to medium-sized businesses seeking enhanced email productivity.
Suitable for various industries relying on efficient email communication.

SaneBox and Superhuman features

Supported

Partially supported

Not supported

Type in the name of the feature or in your own words tell us what you need

Unified Inbox

Not supported

SaneBox can manage multiple email accounts, but it does not consolidate messages into a single inbox.

Not supported

Superhuman does not offer a unified inbox.
AI-powered Email Writing

Not supported

SaneBox does not offer AI-powered email writing assistance.

Supported

Superhuman offers AI-powered email writing assistance, suggesting phrases and sentences.
Shared inbox

Partially supported

SaneBox supports shared inboxes via integration with existing setups like Office 365.

Not supported

Shared inbox is not supported, but shared conversations and team comments are available.
Send, receive and manage emails.

Not supported

Sanebox manages emails but doesn't send or receive them.

Supported

Superhuman allows sending, receiving, and managing emails efficiently, including advanced features like scheduling and undo send.
Multi-Mailbox Management

Supported

SaneBox supports multiple email accounts, allowing users to manage them within the software.

Not supported

Multiple email accounts are not supported.
Email drafts collaboration

Not supported

SaneBox does not support real-time collaboration on email drafts.

Not supported

Superhuman does not support real-time email draft collaboration.

Qualities

Value and Pricing Transparency

No data

-0.64

Rather negative sentiment
Customer Service

No data

+0.92

Strongly positive sentiment
Ease of Use

+1

Strongly positive sentiment

+0.94

Strongly positive sentiment
Reliability and Performance

+1

Strongly positive sentiment

+0.88

Strongly positive sentiment
Ease of Implementation

No data

+0.48

Rather positive sentiment
Scalability

No data

No data

SaneBox and Superhuman Pricing

SaneBox offers a 14-day free trial. The pricing model is tiered subscription.

Plans

See full Pricing page

Superhuman offers email productivity and team collaboration solutions through tiered subscription plans, suitable for individuals and teams of all sizes. Pricing is on a per-user, per-month basis and includes features such as AI-powered tools, integrations, and productivity coaching. A free trial is available.

Plans

User sentiment

Rather negative

-0.64

See full Pricing page

SaneBox and Superhuman review insights

915 reviews analysed from and

Users love

SaneLater effectively moves non-urgent emails for later review.
SaneReminders are a convenient way to schedule email follow-ups.
Easy setup and intuitive interface quickly declutters inboxes.
Excellent customer support praised for responsiveness and helpfulness.

Fast and efficient email management.
Intuitive keyboard shortcuts.
Clean and minimalist design.
Snooze/reminder feature for follow-ups.
Split inbox for prioritization.
AI-powered email summarization.
Real-time email tracking/read receipts.
Automated follow-ups.
Seamless integration with Gmail/Outlook.
Fast and responsive customer support.

Users dislike

Limited custom folder options - users desire more than the basic plan offers.
Occasional inaccurate email filtering requires manual correction.
SaneBlackHole feature inconsistently blocks unwanted senders.
"SaneBox Digest" emails can feel excessive and overwhelming.

High price point, especially for casual users.
Limited flexibility in customizing the interface.
Limited search functionality compared to Gmail.
Mobile app gestures can be unintuitive.
AI writing assistance can be inconsistent.
Lack of unified inbox to combine multiple accounts.
Difficulty managing Split Inboxes.
Calendar integration needs improvement, especially on mobile.
No native table creation within emails.
Limited emoji support.

SaneBox and Superhuman Ratings

G2

4.9/5

(175)
Capterra

4.8/5

(70)
TrustPilot

4.8/5

(46)

G2

4.7/5

(681)
TrustPilot

3.3/5

(1)
Glassdoor

4.5/5

(28)

Company health

Employee growth

No change in the last year

13% increase in the last year

Web traffic

No data

18% decrease in the last quarter

Financing

No data

April 2021 - $108M

How do SaneBox's folder limitations compare to Superhuman's split inbox?

SaneBox uses folders like "SaneLater" to organize emails based on priority, whereas Superhuman uses a "split inbox" which allows users to prioritize emails into different sections within their inbox rather than moving them to separate folders. SaneBox users express a desire for more custom folder options, while Superhuman users sometimes find managing their split inboxes difficult.

Which product best integrates with my existing Gmail workflow?

Superhuman integrates directly with Gmail, enhancing the existing workflow with features like AI-powered writing assistance and automated follow-ups, while SaneBox works alongside Gmail by filtering emails into folders. Therefore, Superhuman offers tighter integration with Gmail.

What are the advantages of SaneBox?

SaneBox's advantages lie in its simplicity, affordability, and focus on core email management. Its automated sorting and reminders help users declutter their inboxes and stay on top of important messages without the complexity and higher cost of Superhuman. SaneBox also integrates with multiple email providers, offering broader compatibility.

What are the disadvantages of SaneBox?

SaneBox's disadvantages include limited custom folder options beyond the basic plan, occasional inaccuracies in email filtering requiring manual correction, inconsistent performance of the SaneBlackHole feature, and potentially overwhelming "SaneBox Digest" emails.

Is SaneBox cheaper than Superhuman?

SaneBox is significantly cheaper than Superhuman. SaneBox's plans range from $4.13 to $20.79 per month, while Superhuman's plans start at $300 per year (equivalent to $25 per month) and go up from there.

Alternatives to SaneBox and Superhuman

Nutshell

Nutshell is a CRM and email marketing platform designed for small to mid-sized businesses, especially those in B2B sales. It offers core features like contact management, pipeline management, and sales automation, along with extras like reporting and team collaboration tools. Nutshell focuses on user-friendliness and affordability, aiming to provide a less complex and more budget-friendly alternative to larger CRM systems. It integrates with popular business tools and offers mobile apps for on-the-go access.

Microsoft Outlook

Microsoft Outlook is an email and personal organization software. It allows you to manage emails, calendars, contacts, and tasks in one place. Outlook integrates with other Microsoft Office tools, making it easy to share files and collaborate with colleagues. It's a popular choice for businesses of all sizes due to its comprehensive features and seamless integration with the Microsoft ecosystem.

Mailman

Mailman is an email management tool that helps you reduce inbox clutter and distractions. Working as a Gmail plugin, Mailman allows you to schedule email delivery times, block unimportant messages, and prioritize emails from VIP contacts. This way, you can focus on your important tasks without constantly checking your inbox. Mailman integrates with popular email clients like Apple Mail, Spark, and Superhuman, ensuring a seamless experience regardless of your preferred platform.

Shortwave

Shortwave is an AI-powered email client for teams designed to streamline communication and improve productivity. It offers features like real-time inbox collaboration, AI-assisted email writing and search, automated email organization, and team-wide task management. Shortwave aims to provide a more efficient and intelligent alternative to traditional email clients by leveraging AI to reduce clutter, automate tasks, and provide valuable insights from email data.

Streak

Streak is a Customer Relationship Management (CRM) tool that lives entirely within your Gmail inbox. It lets you manage sales, customer support, hiring, and other workflows without leaving Gmail. Streak helps you track leads, organize contacts, and collaborate with your team by sharing emails, notes, and call logs. It also offers enhanced email features like tracking, templates, and mail merge. If your team relies heavily on Gmail and needs a straightforward CRM, Streak might be a good fit.

Canary Mail

Canary Mail is an AI-powered email app designed to simplify your email experience. It offers features like AI email writing assistance, email summarization, and smart prioritization to help you manage your inbox efficiently. Canary Mail also includes security features such as PGP encryption and SecureSend for sending confidential information. With a focus on privacy, Canary Mail offers a clean and user-friendly interface without ads or data mining.

Page co-authored by

Michal Kaczor

CEO at Gralio

Michal has worked at startups for many years and writes about topics relating to software selection and IT management. As a former consultant for Bain, a business advisory company, he also knows how to understand needs of any business and find solutions to its problems.

Tymon Terlikiewicz

CTO at Gralio

Tymon is a seasoned CTO who loves finding the perfect tools for any task. He recently headed up the tech department at Batmaid, a well-known Swiss company, where he managed about 60 software purchases, including CX, HR, Payroll, Marketing automation and various developer tools.

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