Compare software

Simple Email vs InboxPager: catalog facts
Simple Email	InboxPager
Free Free software under the GPL-3.0 license.	Free Free and open source under GPL-3.0.
Android	Android
Unified inbox for multiple accounts Offline storage and operations	Supports IMAP, POP and SMTP over SSL/TLS Handles attachments and unread-message tracking
Android only	Requires an email server that supports SSL/TLS.
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0-only
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.