# FlexPro Grip vs AXIO Centripetal Training

The clearest difference is update cadence: FlexPro Grip at weekly against AXIO Centripetal Training's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FlexPro Grip ships an update weekly, AXIO Centripetal Training every 9 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | FlexPro Grip | AXIO Centripetal Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (27 ratings)](https://appshunter.io/ios/app/flexpro-grip/id1630738994/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 months |
| Monetization | Free | — |
| Size | 93 MB | 44 MB |
| Requires iOS | 15.1 | **15.0.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [FlexProGrip](https://appshunter.io/developer/1596885871) | [AXIO Training Systems](https://appshunter.io/developer/1757775844) |

## What reviewers say

### FlexPro Grip

[App page](https://appshunter.io/ios/app/flexpro-grip/id1630738994)

This app works with a specialized device to create customized training programs for baseball pitchers. It measures baseline strength and endurance to improve pitching performance, reduce injury risk, and accelerate recovery. Track your progress with saved workout history.

**Highlights:** Customized training protocols, Strength, endurance, and RPD testing, Objective data measurements, Injury risk reduction, Performance enhancement, Workout history tracking

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

**In-app purchases:** none


### AXIO Centripetal Training

[App page](https://appshunter.io/ios/app/axio-centripetal-training/id6550901316)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FlexPro Grip free?

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

### Is AXIO Centripetal Training free?

AXIO Centripetal Training is free to download, with no in-app purchases.

### Do FlexPro Grip or AXIO Centripetal Training have ads?

Neither FlexPro Grip nor AXIO Centripetal Training shows ads.

### Which is updated more often, FlexPro Grip or AXIO Centripetal Training?

FlexPro Grip ships an update weekly, and AXIO Centripetal Training every 9 months. Most recently, FlexPro Grip was updated on October 12, 2026 and AXIO Centripetal Training on October 7, 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.*