# OpenBook – Workout Tracker — Gym Log & Fitness Tracker

> Gym Log & Fitness Tracker (iPhone/iPad app by OpenArcX Pty Ltd.)

- Source: https://appshunter.io/ios/app/openbook-workout-tracker/id6758069172 (this page in markdown: same URL + `.md`)
- Developer: [OpenArcX Pty Ltd](https://appshunter.io/developer/1870700465)
- Category: Health & Fitness
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.5 · 55 MB
- Languages: American English
- Released: 2026-05-17
- Data updated: 2026-08-29
- User reviews in markdown: https://appshunter.io/ios/app/openbook-workout-tracker/id6758069172/reviews.md

## What is OpenBook?

OpenBook is a clean, pen-and-paper style workout log.

Built to be fast, simple, and flexible.

No sign-up, no credit card required — start right away with unlimited exercises and routines, full graph access, and CSV export for your own data.
Log up to 28 training days. Subscribe anytime for unlimited logging.

With OpenBook, you can:

Log any exercise. Track any unit or combination of units.
However you train — strength, calisthenics, bodybuilding, powerlifting, yoga, or functional fitness — OpenBook fits around it.

For example:
• Bench Press — weight × reps
• Zercher Hold — weight × time
• Sled Push — weight × distance
• Planche Lean — distance × time
• Dead Hang — time only
• Stretching — time only
• Arrowhead Lunge — breaths

Swipe between days
Move between days with a simple swipe to review past sessions.

See your training at a glance
View your days across a calendar or heatmap.

Plan or track anytime
Start with a saved routine or log as you go.

Time your rest. Add notes.
Set custom rest timers and add notes for each session.

View your progress with context
Track your progress over time, including intensity through % max or %1RM.

Compare and periodise
Track two metrics on one timeline to support structured, periodised training.

Edit or repeat sessions
Quickly update past logs or duplicate sessions with a single tap.

Download your data
Export your data at any time.

Back up your data to the cloud
Keep your data safe and accessible.

———

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
OpenBook Terms of Service: https://openbook.fit/terms
Privacy Policy: https://openbook.fit/privacy

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| OpenBook Full Access - Monthly | $3.99 | per month |
| OpenBook Full Access - Yearly | $29.99 | per year |



## Version history (last 5 releases)

### 1.3.5 — 2026-08-21

Reliability fixes, UI refinements, and performance improvements.

### 1.3.4 — 2026-07-25

Reliability fixes, UI refinements, and performance improvements.

### 1.3.3 — 2026-07-22

Reliability fixes, UI refinements, and performance improvements.

### 1.3.2 — 2026-07-10

Reliability fixes, UI refinements, and performance improvements.

### 1.3.1 — 2026-06-30

Reliability fixes, UI refinements, and performance improvements.

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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 2026-08-29.*