Compress Photos for Email — Fit Gmail & Outlook Limits
Shrink a whole batch to fit one email: Gmail (25 MB) and Outlook (20 MB) budgets, accounting for the ~37% attachment encoding overhead most tools ignore.
Drop images to compress
Drop files or click to browse · up to 200 MB
Never leaves your device — it all runs in your browserGmail caps messages at 25 MB and Outlook at 20 MB — but that limit applies to the ENCODED message, and email encoding inflates attachments by roughly 37%. A '25 MB' batch actually bounces. This page budgets your whole photo batch against the real limit (~18 MB raw for Gmail, ~14.5 MB for Outlook): photos that already fit are left untouched, big ones absorb the squeeze proportionally.
FAQ
Gmail caps messages at 25 MB and Outlook at 20 MB — but that limit applies to the ENCODED message, and email encoding inflates attachments by roughly 37%. A '25 MB' batch actually bounces. This page budgets your whole photo batch against the real limit (~18 MB raw for Gmail, ~14.5 MB for Outlook): photos that already fit are left untouched, big ones absorb the squeeze proportionally.