InboxPlayer

Play VoIP voicemail audio attachments inline in Gmail (including G.711/ADPCM WAV).

Stop downloading voicemail files just to listen to them. InboxPlayer adds an inline audio player directly inside Gmail, so you can play voicemail and audio attachments without ever leaving your inbox or saving files to your computer. ── Works with all common audio formats ── InboxPlayer supports standard audio formats (MP3, WAV, M4A, and more) as well as VoIP voicemail formats used by business phone systems like Nextiva and RingCentral — no downloads or setup required. ── Features ── ▶ Play/pause inline — no new tabs, no saved files ⏩ Scrubber bar to skip forward or back ⚡ Speed control (0.5x to 2x) 🔇 Mute toggle ✓ Works automatically with your existing Gmail ── Privacy first ── All audio is decoded and played locally in your browser. No data is collected, no information leaves your device, and no external servers are involved. Simply install InboxPlayer, open Gmail, and your audio attachments will have a built-in player ready to go.