Sonix and Trellus are both AI meeting assistants for recording, transcription, and summaries, compared here on pricing, features, and workflow fit. Sonix: Automated transcription service that converts audio and video into searchable text in many languages, with editing tools. Trellus: Real-time AI sales coaching and parallel dialer delivered as a lightweight Chrome extension that layers onto existing sales tools. They overlap on ai-meeting-assistants, so the right pick depends on team size, budget, and which meeting workflows you automate.
For ai-meeting-assistants workflows, shortlist Sonix when transcribing recorded meetings matters most, and Trellus when coaching reps in real time during outbound calls matters most. Both record across Zoom, Google Meet, and Microsoft Teams; trial each on real meetings before committing.
Sonix is a free tier with paid upgrades (freemium); Trellus is a free tier with paid upgrades (freemium). Always confirm current pricing on each vendor's site before buying.
Real-time, in-call AI coaching and adaptive guidance
Standout feature
In-browser transcript editor
Parallel dialer with multiple simultaneous lines
Team usage
Multi-language support
Automated voicemail drops and number-health monitoring
Integrations
Translation and subtitles
AI voice agents for practice roleplay and inbound qualification
Languages & capture
Search across transcripts
Call analytics and performance scoring
Best-fit workflow
Automated transcription
Chrome extension that layers onto Salesloft, Outreach, and HubSpot
Best for
Sonix
Choose Sonix if you need transcribing recorded meetings — strengths include accurate transcription with strong editing.
Trellus
Choose Trellus if you need coaching reps in real time during outbound calls — strengths include adds live coaching and dialing without replacing existing tools.
Pros & cons
Sonix
+ Accurate transcription with strong editing
+ Wide language coverage
- Not a live meeting bot
Trellus
+ Adds live coaching and dialing without replacing existing tools
+ Lightweight browser-extension deployment
- Focused on outbound calling rather than full meeting capture
FAQ
Is Sonix or Trellus better for AI meeting notes?
It depends on your workflow. Sonix is strong for transcribing recorded meetings, while Trellus is strong for coaching reps in real time during outbound calls. Both transcribe and summarize meetings.
How do Sonix and Trellus compare on price?
Sonix is a free tier with paid upgrades and Trellus is a free tier with paid upgrades. Check each vendor's pricing page for the latest plans and free-tier limits.
Can I use both Sonix and Trellus?
Yes. Many teams run more than one meeting assistant when the workflows are complementary and the budget is justified.