Superhuman Mail vs 4Degrees
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Superhuman Mail
This email application streamlines inbox management with AI-powered drafting and summarization. It helps users prioritize important messages, schedule emails for optimal delivery, and collaborate with teams through shared email views and integrated CRM tools. Save time and improve responsiveness with advanced features.
- AI email drafting
- Automatic email summarization
- Customizable inbox triage
- Scheduled email delivery
- Email sharing and commenting
- Calendar integration
- CRM integrations (HubSpot, Salesforce)
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Superhuman Mail is the most productive email app ever made. Designed to help you fly through your inbox, be more responsive to what matters most, and collaborate faster than ever before, Superhuman Mail helps teams on Gmail and Outlook save 4+ hours per person each week. FLY THROUGH YOUR INBOX 2X FASTER Write better and faster with AI that matches your unique style for each person. Get draft replies on every email that needs a response, ready to edit and send. Turn your thoughts into polished emails in seconds with Write with Voice. Stay a step ahead with an automatic 1-line summary above every conversation. Automate phrases and entire emails with Snippets. BE MORE RESPONSIVE TO WHAT MATTERS MOST Automatically triage incoming email with customizable inbox splits, so you can always focus on what matters most. Avoid the clutter for good with Auto Archive. Never let a follow-up slip, with automatic reminders to reply. Send emails when they're most likely to be opened, so you land at the top of your recipient's inbox at just the right time. COLLABORATE FASTER THAN EVER BEFORE Share a live view of any email, and add comments for your team—no need to repeatedly screenshot, forward, or bcc. See your calendar without leaving your inbox. Get full context on your customers and deals with HubSpot and Salesforce directly integrated. Connect all your Gmail and Outlook accounts to AI tools like Claude and ChatGPT via the Superhuman Mail MCP. Teams save 20 million hours every single year with Superhuman Mail. https://superhuman.com/terms
4Degrees
Strengthen professional connections and expand your network conveniently from your iPhone. This app helps you manage relationships and stay in touch while on the move.
- Strengthen professional relationships
- Expand your network
- Manage connections on the go
- Convenient networking tool
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The 4Degrees iPhone app is a convenient way to strengthen your professional relationships and network while on the go.
Screenshots
Verdict
The clearest difference is in-app purchases: 4Degrees at none against Superhuman Mail's 1. 4Degrees also leads on rating (5.0 vs 4.6) and iOS requirement (16.0 vs 26.0). Superhuman Mail's advantage is ratings volume (3.7K vs 6). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Superhuman Mail sells 1 in-app purchase, starting at $29.99 per month. 4Degrees asks for nothing beyond the download.
4Degrees holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Superhuman Mail has 3.7K ratings behind it against 6, so its average is the more settled of the two.
Superhuman Mail ships an update weekly, 4Degrees every 10 days. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.
| Parameter | Superhuman Mail | 4Degrees |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (3.7K ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 41.0% of reviews | — |
| Number of ratings | 3.7K — better | 6 |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 109 MB | 45 MB |
| Age rating | 12+ | 4+ |
| Developer | Superhuman Labs | 4Degrees |
Customer experience
Superhuman Mail
4Degrees
Bugs and requests
Superhuman Mail
Reported bugs
4 issues- Login issues and account activation problems
- Emails not loading or syncing properly
- Formatting issues in email threads
- Crashes and freezes on various devices
Requested features
5 requests- Unified inbox for multiple accounts
- Better calendar integration
- More customization options
- Improved mobile app experience
- Table support in email composition
4Degrees
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Superhuman Mail
- Monthly Subscription$29.991 Month
4Degrees
No in-app purchases
