# JetBlack Trainer vs Transition

The clearest difference is review sentiment: Transition at 95% against JetBlack Trainer's 11%. Transition also leads on rating (4.7 vs 2.6) and ads (none vs shown). JetBlack Trainer's advantage is in-app purchases (none vs 4) and iOS requirement (12.2 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Transition sells 4 in-app purchases, starting at $19.00 per month. JetBlack Trainer asks for nothing beyond the download.

Transition holds the better App Store score, 4.7 against 2.6. That said, the two scores are not equally well evidenced: Transition has 87 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 11% of JetBlack Trainer's written reviews are positive against 95% of Transition's.

JetBlack Trainer ships an update every 7 months, Transition weekly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | JetBlack Trainer | Transition |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (5 ratings)](https://appshunter.io/ios/app/jetblack-trainer/id1595969097/reviews) | **[4.7 (87 ratings)](https://appshunter.io/ios/app/transition-triathlon-training/id6670714598/reviews)** |
| Number of ratings | 5 | **87** |
| Positive reviews | 11.1% of reviews | **94.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | **Ad-supported** | Freemium |
| Size | 153 MB | 87 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [JetBlack Products Pty Ltd](https://appshunter.io/developer/1181803244) | [Storybooks LLC](https://appshunter.io/developer/1755266563) |

## What reviewers say

### JetBlack Trainer

[App page](https://appshunter.io/ios/app/jetblack-trainer/id1595969097)

Connect and manage your smart cycling trainer with this app. Designed by a professional coach, it helps you optimize your training sessions. Compatible with various Apple devices.

**Highlights:** Connect and manage smart trainer, Designed by professional coach, Optimize training sessions, Compatible with iPhone, iPad, iPod

**In-app purchases:** none


### Transition

[App page](https://appshunter.io/ios/app/transition-triathlon-training/id6670714598)

This AI-powered coach creates personalized triathlon training plans for athletes of all levels. It offers adaptive swim, bike, and run workouts, real-time guidance, and recovery recommendations to enhance performance and prevent burnout.

**Highlights:** AI-powered personalized training plans, 24/7 AI coach chat support, Real-time workout adjustments, Adaptive swim, bike, and run sessions, Smart recovery recommendations, Performance tracking and analysis, Form analysis and technique feedback

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Transition | $19.00 | per month |
| Transition Membership | $29.00 | per month |
| Transition | $139.00 | per year |
| Transition Membership | $229.00 | per year |


## Frequently asked questions

### Is JetBlack Trainer free?

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

### Is Transition free?

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

### Which has better reviews, JetBlack Trainer or Transition?

Transition is rated higher. JetBlack Trainer averages 2.6 out of 5 from 5 ratings, while Transition averages 4.7 from 87 ratings.

### Do JetBlack Trainer or Transition have ads?

JetBlack Trainer shows ads; Transition does not.

### Which is updated more often, JetBlack Trainer or Transition?

JetBlack Trainer ships an update every 7 months, and Transition weekly. Most recently, JetBlack Trainer was updated on November 3, 2026 and Transition on November 4, 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.*