# Barbell Notebook — 5/3/1 & Hatch Squat Training

> 5/3/1 & Hatch Squat Training (iPhone/iPad app by James Gros.)

- Source: https://appshunter.io/ios/app/barbell-notebook/id1546749373 (this page in markdown: same URL + `.md`)
- Developer: [James Gros](https://appshunter.io/developer/1546749375)
- Category: Health & Fitness
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 96 MB
- Languages: English
- Released: 2021-05-30
- Data updated: 2026-05-20
- User reviews in markdown: https://appshunter.io/ios/app/barbell-notebook/id1546749373/reviews.md

## What is Barbell Notebook?

This App logs 5/3/1 and Hatch Squat training cycles. This App will allow you to resume a 5/3/1 and Hatch Squat training cycles from the previously saved workout.

Manage your standard or custom weight rack inventory.  This App makes it easy to load your barbell using your weight rack, giving you more time to focus on your lifts by automatically calculating the weight plates to rack on the barbell. 

Manage your standard or custom barbell rack inventory.

When all 5/3/1 or Hatch Squat cycles are completed, it is saved in your journal.  Journals can be downloaded as Excel document to your device for complementing your future training goals.


## Version history (last 5 releases)

### 2.0.5 — 2022-10-09

Updated Animated Barbell View (top of Wendler workout page) when the Training Max percentage is changed by the User during Wendler workout sessions.  Fixed 5lb Round-Up calculation (when check box is toggled) in Wendler workout sets.

### v2.0.4 Build 1.0 — 2022-03-30

Same functionality as v2.0.3 Build 1.0.  Updated compatibility issue with iPads.

### v2.0.3 Build 1.0 — 2022-03-28

Added supplemental set options to 5/3/1 workout cycles:  Boring But Big, First Set Last, Second Set Last, and Joker.  Training Max percentage now can be changed during 5/3/1 workout in the Workout Accessories Tab.

### 2.0.1 — 2021-12-06

Updated text color in some onboarding screens.  Updated App launch icons.

### 2.0 — 2021-12-01

Updated the Profile Page to display One Rep Max and Training Max information for each movement.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-20.*