# LedTrainer FIT Pro vs ADR System

The clearest difference is update cadence: LedTrainer FIT Pro at every 2 months against ADR System's every 7 months. LedTrainer FIT Pro also leads on iOS requirement (9.3 vs 17.6). 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.

LedTrainer FIT Pro ships an update every 2 months, ADR System every 7 months. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | LedTrainer FIT Pro | ADR System |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 44.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | — | Free |
| Size | 20 MB | 18 MB |
| Requires iOS | **9.3** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Diego Urtado](https://appshunter.io/developer/1498214577) | [Lucia Escobar Morales](https://appshunter.io/developer/1518635682) |

## What reviewers say

### LedTrainer FIT Pro

[App page](https://appshunter.io/ios/app/ledtrainer-fit-pro/id1388328317)

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

**In-app purchases:** none


### ADR System

[App page](https://appshunter.io/ios/app/adr-system/id1518635683)

Monitor and optimize strength training and jump assessments wirelessly via Bluetooth. Quickly view athlete performance data, measure key metrics like reactive strength index and estimated 1RM, and create custom load-velocity profiles. Manage multiple athletes with unlimited free storage.

**Highlights:** Wireless Bluetooth connectivity, Strength and jump performance monitoring, Reactive strength index measurement, Estimated daily 1RM calculation, Jump height and flight time tracking, Customizable load-velocity profiles, Athlete profile management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LedTrainer FIT Pro free?

LedTrainer FIT Pro is free to download, with no in-app purchases.

### Is ADR System free?

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

### Do LedTrainer FIT Pro or ADR System have ads?

Neither LedTrainer FIT Pro nor ADR System shows ads.

### Which is updated more often, LedTrainer FIT Pro or ADR System?

LedTrainer FIT Pro ships an update every 2 months, and ADR System every 7 months. Most recently, LedTrainer FIT Pro was updated on October 16, 2026 and ADR System on October 8, 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.*