Social Platform Guide
Verified October 2026Substack Emoji Guide
Boost newsletter open rates and structure long-form email issues with tasteful, recognizable symbols.
Recommended Substack Emoji Pack
Click any emoji to copy individually, or copy the entire pack at once.
Usage Guidance
Substack writers use a signature emoji in email subject lines (e.g. 💌 The Weekly Digest) so readers spot new issues immediately in crowded inboxes.
Rendering & Compatibility
Depends on the subscriber’s email client (Gmail, Apple Mail, Outlook). Unicode emojis are universally preserved across all modern email clients.
Practical Formatting Tips for Substack
- 1Include a recognizable brand emoji at the start of your newsletter subject line.
- 2Use lock (🔒) to politely indicate paid subscriber sections or audio transcripts.
- 3Use microphone (🎙️) for podcast and voiceover issue alerts.