# trainedB.ai vs KronixAI

The clearest difference is in-app purchases: KronixAI at none against trainedB.ai's 1. trainedB.ai's advantage is update cadence (every 5 days vs every 3 weeks) and ratings volume (3 vs 1). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. trainedB.ai sells 1 in-app purchase, starting at $12.99 per month. KronixAI asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for trainedB.ai against 5.0 for KronixAI. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

trainedB.ai ships an update every 5 days, KronixAI every 3 weeks. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | trainedB.ai | KronixAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/trainedbai/id6760852680/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/kronixai/id6780015031/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 59 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TrainedB.ai Inc.](https://appshunter.io/developer/1886215529) | [WESLEY WEI-FAHN HUANG](https://appshunter.io/developer/6780015033) |

## What reviewers say

### trainedB.ai

[App page](https://appshunter.io/ios/app/trainedbai/id6760852680)

This app provides personalized pickleball training plans based on real coach assessments. Track your skill progression and prove your improvement with detailed evaluations and a visual skill tree. It also helps organize games and find local coaches.

**Highlights:** Real coach game assessment, Personalized training plans, Skill tree progress tracking, Video-backed improvement proof, Find and book local coaches, Organize pickleball games

**Features:** Apple Wallet

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| trainedB.ai Premium | $12.99 | per month |


### KronixAI

[App page](https://appshunter.io/ios/app/kronixai/id6780015031)

This AI-powered health companion integrates data from sleep, fitness, nutrition, and lifestyle factors to provide personalized insights and recommendations. It analyzes how various aspects of your life impact your well-being and performance, offering a holistic approach to health and longevity.

**Highlights:** AI-powered cross-pillar health analysis, Longevity-focused insights, Centralized health data tracking, Personalized baselines and pattern learning, Conversational data logging and recommendations, Daily readiness and trajectory scores, Visual dashboards for trends

**In-app purchases:** none


## Frequently asked questions

### Is trainedB.ai free?

trainedB.ai is free to download, with in-app purchases available.

### Is KronixAI free?

KronixAI is free to download, with no in-app purchases.

### Which has better reviews, trainedB.ai or KronixAI?

trainedB.ai and KronixAI are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do trainedB.ai or KronixAI have ads?

Neither trainedB.ai nor KronixAI shows ads.

### Which is updated more often, trainedB.ai or KronixAI?

trainedB.ai ships an update every 5 days, and KronixAI every 3 weeks. Most recently, trainedB.ai was updated on October 6, 2026 and KronixAI on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*