Emma Email vs Sedna Email
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Emma Email
A minimalist email client focused on speed and simplicity to help users achieve inbox zero. It offers a clean interface and thoughtful defaults to reduce clutter and boost productivity. Currently supports multiple Gmail accounts on iPhone.
- Minimalist design
- Inbox zero focus
- Fast and speed-optimized
- Reduces clutter
- Supports multiple Gmail accounts
- Clean interface
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Emma is a Newton-inspired email client for iPhones. Your inbox has a bottom. Fewer features and less spam get you there. WORKS WITH GMAIL AND OUTLOOK (ICLOUD COMING) As many accounts as you need. ONE-TAP UNSUBSCRIBE Tap once and tomorrow's inbox is lighter. READ RECEIPTS Know when your emails are read. TEXTED 2FA CODES Emailed two-factor codes are sent to you via text message for easy prefill. SET ASIDE Emma has a single non-inbox folder for emails that aren't actionable today. TRUE DARK MODE Dark themed app, dark themed emails. PRIVACY Emma does not persist your emails. Full stop. NOT INCLUDED AI, calendar, chat, snooze, templates. Emma is devoted to the closure found at the bottom of your inbox. She never sends you email. Not even a welcome email.
Sedna Email
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Sedna is intelligent email built for shipping. It connects the data in your inbox to the systems you already use, so your team can find what they need, move faster, and work from the same information. - Emails are automatically sorted and categorised, so nothing important gets missed - Collaborate directly in the email thread, creating one shared source of truth across your team - Personal and shared inboxes together support both private work and seamless collaboration - Emails are enriched with the data from your other systems, and can be assigned to match your existing workflows - Every email is searchable and accessible, going back through your full history
Screenshots
Verdict
The clearest difference is update cadence: Emma Email at weekly against Sedna Email's every 2 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Emma Email ships an update weekly, Sedna Email every 2 months. Both last shipped on October 30, 2026.
| Parameter | Emma Email | Sedna Email |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (12 ratings) — better | — |
| Positive reviews | 62.5% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.4 — better | 16.5 |
| Further details — not scored | ||
| Size | 60 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Castle Labs LLC | SEDNA SYSTEMS PTE. LTD. |
In-app purchases
Emma Email
No in-app purchases
Sedna Email
No in-app purchases








