April vs Stamp Mail
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
April
This intelligent voice assistant integrates with your daily tools like email and calendar. It helps manage your schedule and communications through voice commands. Download to streamline your productivity.
- Intelligent voice assistant
- Connects to Gmail
- Integrates with Google Calendar
- Voice command functionality
- Productivity enhancement
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April is an intelligent voice assistant app that connects to your everyday tools like Gmail and Google Calendar. By downloading this app, you agree to the Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ and our Privacy Policy: https://tryapril.com/privacy
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 rating: Stamp Mail at 5.0 against April's 3.8. Stamp Mail also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). April's advantage is update cadence (every 5 days vs every 2 weeks) and ratings volume (10 vs 3). On price, in-app purchases, monetization model 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. April sells 4 in-app purchases, starting at $9.99 per month and Stamp Mail sells 4 in-app purchases, starting at $20.00 per month. Whichever you choose, the download price is not the number that matters.
Stamp Mail holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 10 and 3 respectively.
April ships an update every 5 days, Stamp Mail every 2 weeks. The most recent releases landed on June 7, 2026 and July 4, 2026 respectively.
| Parameter | April | Stamp Mail |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (10 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 10 — better | 3 |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 35 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | Cosmoverse, Inc | Stamp AI, Inc. |
Customer experience
April
Stamp Mail
In-app purchases
April
- April Monthly3 Days trial$9.991 Month
- April3 Days trial$14.991 Month
- April Annual - Launch Offer$99.991 Year
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- April - Annual7 Days trial$129.001 Year
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
