Mail1Click vs Email.cz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mail1Click
This secure email service uses strong encryption to protect your communications. Send and receive encrypted messages with anyone, even those without the app. Access your encrypted mailbox via your device or a web interface.
- Strong encryption (RSA 4096-bit, AES 256-bit)
- Send encrypted emails to any address
- Receive encrypted emails from Mail1Click users
- Web mail interface access
- One-click account activation
- Free tier up to 25 MB storage
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Mail1Click is a free a secure mail service that uses strong encryption to keep your communications safe. It uses asymmetric encryption by Rsa keys long 4096 bit sending emails, it signs and encrypts the email automatically. You can send encrypted message to any normal email address, you can receive encrypted email from any Mail1Click users and you can receive email from any normal email address. All emails with files attached are stored fully encrypted by AES 256. You can access your encrypted mailbox using your device or by the web mail interface available at: https://www.mail1click.com Mail1click is very easy to use, you can activate your account in only one click and it's completely free up to 25 MB of space used. You can increase the usable space to 10 gigabytes for a monthly fee of 2.99$, using the in-app purchase option. The subscription may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Payment will be charged to your iTunes account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at lease 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours priors the end of the current period, and identify the cost of the renewal. No cancellation of the current subscription is allowed during the active subscription period. Term of use: https://www.mail1click.com/mail1click_terms_of_use.php Privacy Policy: https://www.mail1click.com/mail1click_privacy_policy.php
Email.cz
Manage all your email accounts from one place with this app. Access your folders, search old messages, and send emails even when offline. It adapts to your device's dark or light mode and offers enhanced security.
- Unified inbox for multiple accounts
- Offline email access and sending
- Quick search for older messages
- Dark/Light mode adaptation
- Enhanced security features
- Folder management
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Your mailbox will be everywhere with you thanks to new version of Email.cz app from Seznam.cz. All your folders with messages will be right at your fingertips. Older messages are quickly accessible with search functionality. You can easily swap between your mailboxes if you have connected more than one account. Application adapts to the Dark/Light mode setting of your device. You can arrange your emails in offline mode and your messages will be sent when you have access to internet connection. App security enhancements.
Screenshots
Verdict
The clearest difference is in-app purchases: Email.cz at none against Mail1Click's 1. Email.cz also leads on ratings volume (58 vs 1). Mail1Click's advantage is rating (5.0 vs 4.6) and iOS requirement (6.0 vs 17.0). 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. Mail1Click sells 1 in-app purchase, starting at $2.99 per month. Email.cz asks for nothing beyond the download.
Mail1Click holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Email.cz has 58 ratings behind it against 1, so its average is the more settled of the two.
Mail1Click ships an update every 6 weeks, Email.cz monthly. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.
| Parameter | Mail1Click | Email.cz |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.6 (58 ratings) |
| Positive reviews | — | 13.1% of reviews |
| Number of ratings | 1 | 58 — better |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 10 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Kryptotel fz llc | Seznam.cz a.s. |
Customer experience
Mail1Click
Email.cz
In-app purchases
Mail1Click
- Premium Subscription 10 Gigabytes 1 Month$2.991 Month
Email.cz
No in-app purchases









