Nonverbia - AI-powered sales assistant

Nonverbia Review

Nonverbia Review: Read the Room on Every Sales Call (Without Rewatching the Recording)

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If you have ever finished a sales call and thought, “That went great,” only to lose the deal a week later, you are not alone. Turns out, what people say on a call is only part of the story. The other part is what their face, voice, and body tell you as they say it.

That is exactly the problem Nonverbia was built to solve. It is an AI-powered sales assistant that watches your video calls and picks up on all the stuff you probably miss in real time, like shifts in tone, changes in body language, and those tiny facial expressions that signal a buyer is checking out or getting ready to sign.

And right now, it is available as a lifetime deal on AppSumo starting at just $89.

What Is Nonverbia?

Nonverbia is a sales call analysis tool that connects to Zoom, Google Meet, or Microsoft Teams. Once connected, it records your video calls and runs them through an AI engine that analyzes both the verbal and nonverbal parts of every conversation.

The tool is built around an AI assistant called Stella. After each call, Stella gives you a full breakdown of what happened, including things like buyer-readiness scores, flagged objections, engagement spikes, sentiment shifts, and suggested next steps.

Think of it this way: a regular meeting transcription tool gives you the words. Nonverbia gives you the words plus everything that happened between the lines.

Who Is Nonverbia For?

This tool is aimed at sales professionals, sales managers, and customer success teams. If your job involves getting on video calls and reading people, Nonverbia could give you a serious edge.

It is especially useful for sales reps who want to improve their close rate, sales managers who need to coach their team without sitting in on every meeting, and customer success teams looking to spot disengagement before a client churns.

If you are a solopreneur running discovery calls or a small agency pitching clients over Zoom, this could also be a solid fit.

Key Features Worth Knowing About

Body Language and Expression Analysis. This is the big one. Nonverbia tracks facial expressions, eye movement, head gestures, and even micro-expressions. It can tell if someone leaned in during your pricing slide or looked away when you mentioned the contract timeline.

Voice and Sentiment Analysis. Beyond body language, Nonverbia also analyzes vocal patterns such as tone, pitch, volume, and speed. It uses all of that data to score overall sentiment throughout the call.

Engagement and Talk Balance Scoring. You get a clear score showing how engaged each participant was during the call. It also tracks talk ratios so you can see if your rep talked too much or gave the prospect enough room to share their concerns.

AI Meeting Summaries and Next Steps. After every call, Nonverbia generates a meeting summary with prioritized action items. No more scrambling to remember what was said or typing up notes from memory.

Stakeholder Mapping. On calls with multiple participants, Nonverbia identifies who seems to hold the most influence. Knowing who the real decision-maker is can change how you follow up.

Custom Prompts (Stella Skills). You can set up custom prompts to pull out exactly the information your team cares about. Want to know if a competitor was mentioned? Need to flag specific objections? You can train Stella to look for those things.

CRM-Ready Insights. Everything Nonverbia captures is organized and ready to plug into your existing CRM workflow. It integrates with HubSpot, Salesforce, Slack, Gmail, Google Calendar, and Outlook.

Detailed showcase of Nonverbia highlighting its main dashboard interface with body language decoding visualizations, buyer

How Does It Compare to Gong?

Nonverbia is listed as an alternative to Gong, which is probably the most well-known tool in the conversation intelligence space. Gong is a great product, but its enterprise pricing puts it out of reach for most small and mid-sized teams.

Gong charges around $1,600 per user per year, plus a mandatory platform fee that starts at $5,000 and can climb to $50,000 or more depending on your team size. Add in onboarding costs and multi-year contract requirements, and a 10-person team could easily be looking at $28,000 or more in year one.

Nonverbia, on the other hand, is available right now as a lifetime deal. That means you pay once and keep it forever. The entry-level tier is $89 for one seat and 300 minutes of analysis per month. Even the top tier at $599 gives you 10 seats and 2,400 minutes per month.

Now, Gong has been around longer and has a deeper feature set for large enterprise sales teams. But if you are a small team or a solopreneur, Nonverbia delivers many of the same core values at a fraction of the cost.

The AppSumo Lifetime Deal Breakdown

Here is what each tier looks like:

  • Tier 1 ($89): 1 seat, 300 minutes per month, 1 project, 2 months data retention
  • Tier 2 ($169): 2 seats, 600 minutes per month, 2 projects, 4 custom key terms, 1 custom prompt, 4 months of data retention
  • Tier 3 ($349): 5 seats, 1,200 minutes per month, 3 projects, 6 custom key terms, 2 custom prompts, 6 months of data retention
  • Tier 4 ($599): 10 seats, 2,400 minutes per month, 5 projects, 8 custom key terms, 4 custom prompts, 8 months of data retention

All tiers include meeting recording and transcription, AI meeting summaries, body language analysis, expression analysis, voice and sentiment analysis, coaching tips, micro-expression detection, and a professional presence check.

Tiers 2 through 4 also get tailored AI sales scores, tailored next-step recommendations, AI coaching suggestions, a manager dashboard, and custom sales context settings.

The deal comes with a 60-day money-back guarantee, so you can test it out with real calls before committing.

A Few Things to Keep in Mind

Nonverbia is a young company. It was founded in August 2024 and is based in Prague, Czech Republic. The team is small, and the company is at the pre-seed stage. That means you are getting in early, which is part of the appeal of a lifetime deal, but it also means the product will continue to evolve.

With only two reviews on AppSumo so far (both 5 stars), there isn’t a large pool of user feedback to draw from yet. That said, the feature set is strong, the pricing is aggressive, and the 60-day refund window gives you a safety net.

Also worth noting: Nonverbia supports multiple languages, including English, German, and Czech.

Final Thoughts

If you are in sales and spend any time on video calls, Nonverbia is worth a hard look. The ability to analyze body language, tone, and engagement on every call, and then turn that into clear action items, is something most teams either do not have or pay thousands per year to get.

At a one-time cost starting at $89, the risk is low, and the upside is real. Even if you only use it to identify one deal you were about to lose, or to coach one rep through a rough patch, it could pay for itself quickly.

Check out the Nonverbia lifetime deal on AppSumo here.

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