Email.cz vs RJ DataSMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
RJ DataSMS
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Aplikace umožňující komunikaci pomoci datových zpráv. Nahrazuje SMS.
Screenshots
Verdict
The clearest difference is update cadence: Email.cz at monthly against RJ DataSMS's every 3 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.
Email.cz ships an update monthly, RJ DataSMS every 3 months. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.
| Parameter | Email.cz | RJ DataSMS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (58 ratings) — better | — |
| Positive reviews | 13.1% of reviews | — |
| Number of ratings | 58 — better | — |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Seznam.cz a.s. | Student Agency, k. s. |
In-app purchases
Email.cz
No in-app purchases
RJ DataSMS
No in-app purchases
