# Flex AI Workout Trainer & Log vs Hybrid

Flex AI Workout Trainer & Log and Hybrid both sit at 4.6 stars, but that hides the real split: 95% of Hybrid's written reviews are positive against 69% of Flex AI Workout Trainer & Log's. Hybrid also leads on iOS requirement (13.4 vs 18.0). Flex AI Workout Trainer & Log's advantage is ratings volume (2.4K vs 2) and update cadence (every 9 days vs monthly). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Flex AI Workout Trainer & Log sells 8 in-app purchases, starting at $12.99 per month and Hybrid sells 6 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Flex AI Workout Trainer & Log against 4.5 for Hybrid. That said, the two scores are not equally well evidenced: Flex AI Workout Trainer & Log has 2.4K ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 69% of Flex AI Workout Trainer & Log's written reviews are positive against 95% of Hybrid's.

Flex AI Workout Trainer & Log ships an update every 9 days, Hybrid monthly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Flex AI Workout Trainer & Log | Hybrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2.4K ratings)](https://appshunter.io/ios/app/flex-ai-workout-trainer-and-log/id1446354547/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/hybrid-training/id1550616002/reviews) |
| Number of ratings | **2.4K** | 2 |
| Positive reviews | 69.0% of reviews | **95.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 574 MB | 56 MB |
| Requires iOS | 18.0 | **13.4** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Flex Artificial Intelligence Inc.](https://appshunter.io/developer/1446354546) | [Outperform Fitness & Marketing GmbH](https://appshunter.io/developer/1550616004) |

## What reviewers say

### Flex AI Workout Trainer & Log

[App page](https://appshunter.io/ios/app/flex-ai-workout-trainer-and-log/id1446354547)

This app uses AI to provide personalized workout plans and real-time form feedback for weightlifters. It tracks progress, offers adaptive progression, and includes motivational features like leaderboards and streaks. It's designed for all experience levels, from beginners to pros.

**Highlights:** AI personal trainer, Real-time form feedback, Personalized workout plans, Adaptive progression, Strength tracking, Community leaderboards, Apple Watch integration

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription Monthly | $12.99 | per month |
| Premium Plus Monthly | $29.99 | per month |
| Premium Plus Family Monthly | $69.99 | per month |
| Premium Yearly Subscription | $79.99 | per year |
| Premium Plus Yearly | $191.99 | per year |
| Premium Plus Family Yearly | $499.99 | per year |
| 1 Month Free Premium | Free | one-time |
| Lifetime Free Premium | Free | one-time |

**What reviewers like**

- 🚀 Detailed workout tracking
- 👍 Customizable workouts
- 🔒 Comprehensive exercise library
- 💡 Helpful progress tracking
- 👍 Clean and intuitive interface

**What reviewers complain about**

- 🐛 Glitches and bugs
- 💰 Expensive premium subscription
- 🔒 Limited functionality without premium
- 🐛 Inconsistent rest timer
- 🐛 Workout data loss

**Reported bugs**

- App crashes on iOS 16 update
- Inability to log workouts on previous days
- Inconsistent syncing between app and Apple Watch

**Requested features**

- Offline workout mode
- Ability to save and reuse custom workout plans
- Muscle group targeting and analytics
- Social features and community integration


### Hybrid

[App page](https://appshunter.io/ios/app/hybrid-training/id1550616002)

This app combines bodybuilding and calisthenics for a strong, athletic physique. It offers personalized training and nutrition plans, allowing you to train anywhere, anytime. Achieve your fitness goals with simple, efficient methods.

**Highlights:** Hybrid training (bodybuilding & calisthenics), Personalized workout plans, Customizable training location (home/gym), Flexible workout duration and frequency, Nutrition plans with ~250 recipes, Dietary options (pescetarian, vegetarian, vegan)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Monats Abonnement | $14.99 | per month |
| 3-Monats-Abonnement | $34.99 | per 3 months |
| 3 Monate | $49.99 | per 3 months |
| 6 Monate | $79.99 | per 6 months |
| 12 Monate | $96.99 | per year |
| 12-Monats-Abonnement | $109.99 | per year |


## Frequently asked questions

### Is Flex AI Workout Trainer & Log free?

Flex AI Workout Trainer & Log is free to download, with in-app purchases available.

### Is Hybrid free?

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

### Which has better reviews, Flex AI Workout Trainer & Log or Hybrid?

Flex AI Workout Trainer & Log is rated higher. Flex AI Workout Trainer & Log averages 4.6 out of 5 from 2.4K ratings, while Hybrid averages 4.5 from 2 ratings.

### Do Flex AI Workout Trainer & Log or Hybrid have ads?

Neither Flex AI Workout Trainer & Log nor Hybrid shows ads.

### Which is updated more often, Flex AI Workout Trainer & Log or Hybrid?

Flex AI Workout Trainer & Log ships an update every 9 days, and Hybrid monthly. Most recently, Flex AI Workout Trainer & Log was updated on October 24, 2026 and Hybrid on October 27, 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.*