Side by side
Sina Mail vs Vivaldi
Both stand on personal email services. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidiPhoneWeb
Sina Mail combines a free mailbox with mobile multi-account collection and standard client protocols. Paid plans add protection, recovery, storage, and ad-removal options.
Visit Sina Mail
Free plan AndroidExtensioniPhone+3
Vivaldi brings tab controls, built-in tools, extensions, and privacy options into a free browser. Readers concerned about data collection should note the daily message described in its privacy policy.
Visit VivaldiThe facts
| Sina Mail | Vivaldi | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | No |
| Runs on | Android, iPhone, Web | Android, Extension, iPhone, Linux, Mac, Windows |
| Lowest paid plan | 邮件保护: 20 CNY a year | Free or on request |
| Plans published | 10 | 1 |
| Maker | Sina Mail | Vivaldi |
| Website | mail.sina.com.cn | vivaldi.com |
| On personal email services | #80 of 116 | #76 of 116 |
Sina Mail: what it does well
- Web, Android, and iOS access
- Collects mail from multiple providers
- Supports IMAP, POP3, and SMTP
- Email aliases are available
- Free plan includes 5G capacity
What to know first
- F+ unlimited space is capped at 100,000 emails
- Email content and headers are stored on servers
Vivaldi: what it does well
- Free browser for Windows, macOS, Linux, Android, and iOS.
- Organizes tabs with Stacks, Workspaces, and Tiling.
- Includes Mail, Calendar, Notes, and a Feed Reader.
- Supports Chrome extensions, including on Android.
- Sync uses end-to-end encryption, according to Vivaldi.
What to know first
- Each installation sends a daily message to Vivaldi’s Iceland servers.
- The daily message includes installation and device details.
- Vivaldi is not open source.
Alternatives to Sina Mail Alternatives to Vivaldi The whole list