Emma Email vs Stamp Mail
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.
Stamp Mail
This AI-powered email client automates tasks like drafting replies, prioritizing messages, and extracting to-dos. It offers an agent to retrieve information and reorganize your inbox using plain English commands. A special mode allows quick review and approval of automated changes.
- Automated email drafting
- Email prioritization
- To-do extraction
- Email summarization
- Information retrieval via AI agent
- Inbox reorganization
- Approve/reject agent changes
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Stamp is the AI Email Client that handles your emails for you. Stamp can automatically draft replies, prioritize important emails, extract todos, generate summaries, and more! With Stamp Agent, you can retrieve important information, reorganize your inbox, or perform any other action in plain English. What's more, with Stamp Mode you can quickly swipe through changes the agent made while you were gone, approving or rejecting them. Get started today, and experience what it's like to have your own AI personal secretary. Privacy Policy: https://www.stampmail.ai/privacy Terms of Use: https://www.stampmail.ai/tos
Screenshots
Verdict
The clearest difference is in-app purchases: Emma Email at none against Stamp Mail's 4. Emma Email also leads on ratings volume (11 vs 3). Stamp Mail's advantage is rating (5.0 vs 4.6) and device support (3 vs 1). On price, update cadence, ads and iOS requirement 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. Stamp Mail sells 4 in-app purchases, starting at $20.00 per month. Emma Email asks for nothing beyond the download.
Stamp Mail holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 11 and 3 respectively.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.
| Parameter | Emma Email | Stamp Mail |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (11 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 11 — better | 3 |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 56 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | Castle Labs LLC | Stamp AI |
Customer experience
Emma Email
Stamp Mail
In-app purchases
Emma Email
No in-app purchases
Stamp Mail
- Stamp Individual (Monthly)7 Days trial$20.001 Month
- Stamp Business (Monthly)7 Days trial$50.001 Month
- Stamp Individual (Annual)7 Days trial$191.991 Year
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- Stamp Business (Annual)7 Days trial$479.991 Year
