Side by side
Alpine vs POP Peeper
Both stand on email clients. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan LinuxWebWindows
Alpine provides a free, release-based email client with filtering, collections, and optional certificate features. Check platform, authentication, and debug-logging details before adopting it.
Visit Alpine Free plan Windows
POP Peeper combines broad account support with configurable alerts and paid upgrades. Check your Windows version, provider compatibility, and Gmail OAuth requirements before relying on it.
Visit POP PeeperThe facts
| Alpine | POP Peeper | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Web, Windows | Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 6 |
| Maker | Not published | Not published |
| Website | alpineapp.email | esumsoft.com |
| On email clients | #70 of 142 | #74 of 142 |
Alpine: what it does well
- Free code download
- Apache License 2.0 distribution
- Supports Windows binaries and Unix source
- Filters can move or delete matching mail
- Optional S/MIME signing and encryption
What to know first
- Search is always case insensitive
- XOAUTH2 excludes other listed providers
- Gmail setup requires your own credentials
- Debug builds may log sensitive activity
POP Peeper: what it does well
- Supports POP3, IMAP, and SMTP
- Multiple notification styles
- Unlimited accounts in free edition
- Encrypted local data storage
- Portable and password-protected use
What to know first
- Windows-only application
- Commercial use excluded from free plan
- WebMail uptime depends on providers
- Gmail OAuth needs separate subscription
Alternatives to Alpine Alternatives to POP Peeper The whole list