Comparison

NEGOSHI8 vs Mental Models

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NEGOSHI8

This AI-powered coach helps you practice real-life conversations for work, business, and personal life. Engage in voice-based training sessions with structured feedback to improve clarity, confidence, and persuasive language.

Highlights
  • AI-powered communication coaching
  • Voice-based practice sessions
  • Real-time conversational feedback
  • Structured improvement system
  • Real-world communication scenarios
  • Daily training sessions
Features
Read full description

NEGOSHI8 is an AI-powered communication and negotiation coach. Train real-life conversations before important moments — at work, in business, and in your personal life. Some people are heard. Others — just as smart and talented — are not. Often, the difference is not what we think, but how we speak. NEGOSHI8 helps you practice the one skill most people never train — communication. How it works 1. Choose a scenario Practice situations such as job interviews, sales calls, presentations, meetings, or personal conversations. 2. Set communication context Select cultural background and current mood — from supportive to skeptical or demanding. 3. Speak naturally with your voice Practice speaking out loud while the AI guides the conversation flow. 4. Get structured feedback Receive actionable analysis: - what worked well - what needs improvement - clarity and structure - persuasive language - filler words and weak phrasing - practical tips to sound more confident Why NEGOSHI8 is different AI-powered communication coaching Voice-based practice sessions Real-time conversational feedback Structured improvement system Short daily training sessions (5–15 minutes) Real-world communication scenarios Who it’s for: - managers and team leads - sales professionals - founders and entrepreneurs - consultants and IT specialists - students and job seekers - anyone improving communication skills Languages supported: English (US & UK), Spanish (EU & LATAM), Portuguese (EU & BR), German, French, Italian, Russian, Ukrainian. Communication changes careers. Communication changes relationships. Communication changes everything. NEGOSHI8 — to be heard.

About

Mental Models

Features
Read full description

The sharpest thinkers don't just work harder, they think differently. Mind Models teaches you the mental frameworks used by the world's best decision-makers, investors, and leaders, one lesson at a time. Whether you want to make better decisions, solve hard problems, lead more effectively, or just think more clearly, Mind Models builds a personalized curriculum around your goal and grows with you. 50+ Mental Models Curated and Explained. From First Principles and Inversion to the Pareto Principle and Sunk Cost Fallacy, each lesson breaks down a powerful thinking tool with clear explanations and real-world examples that make it actually stick. Personalized to Your Goal Tell Mind Models what you're working on. We sequence your entire learning path around it, no two paths are the same. Built Around How Humans Actually Learn Spaced repetition resurfaces lessons at exactly the right intervals Daily streaks keep you consistent and motivated One focused model per session. No overwhelm, just fun and easy progress

Screenshots

NEGOSHI84 screens
Mental Models4 screens

Verdict

The call

The clearest difference is iOS requirement: NEGOSHI8 at 13.0 against Mental Models's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NEGOSHI8 sells 2 in-app purchases, starting at $9.99 per 7 days and Mental Models sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
NEGOSHI8 versus Mental Models: the parameters behind the verdict, then further details
ParameterNEGOSHI8Mental Models
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.1
Further details — not scored
Size74 MB53 MB
Age rating12+4+
DeveloperSergei NepomniashchiiChristos Tsavas

In-app purchases

2 purchases

NEGOSHI8

Subscriptions2
  • Weekly Premium$9.997 Days
  • Monthly Premium3 Days trial$12.991 Month
1 purchases

Mental Models

One-time1
  • Full Access$6.99

Questions

Is NEGOSHI8 free?
NEGOSHI8 is free to download, with in-app purchases available.
Is Mental Models free?
Mental Models is free to download, with in-app purchases available.
Do NEGOSHI8 or Mental Models have ads?
Neither NEGOSHI8 nor Mental Models shows ads.

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