# TitanPro App vs OpenBook

The clearest difference is ads: TitanPro App at none against OpenBook's shown. OpenBook's advantage is iOS requirement (15.5 vs 18.2). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. TitanPro App sells 3 in-app purchases, starting at $3.49 per month and OpenBook sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on August 2, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | TitanPro App | OpenBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/titanpro-app/id6746478511/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 209 MB | 55 MB |
| Requires iOS | 18.2 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Robin Schmucki](https://appshunter.io/developer/1817122768) | [OpenArcX Pty Ltd](https://appshunter.io/developer/1870700465) |

## What reviewers say

### TitanPro App

[App page](https://appshunter.io/ios/app/titanpro-app/id6746478511)

This app helps you create structured training programs, precisely track your workouts, and analyze your performance with detailed insights. It offers customizable program types, an extensive exercise library, and tools for habit building and progress tracking.

**Highlights:** Customizable training programs, Precise workout logging, Performance analytics, Exercise library, Habit tracking, Progress photos

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TitanPro Premium | $3.49 | per month |
| TitanPro Premium | $29.99 | per year |
| TitanPro Premium Lifetime | $99.99 | one-time |


### OpenBook

[App page](https://appshunter.io/ios/app/openbook-workout-tracker/id6758069172)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenBook Full Access - Monthly | $3.99 | per month |
| OpenBook Full Access - Yearly | $29.99 | per year |


## Frequently asked questions

### Is TitanPro App free?

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

### Is OpenBook free?

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

### Do TitanPro App or OpenBook have ads?

OpenBook shows ads; TitanPro App does not.

### Which is updated more often, TitanPro App or OpenBook?

TitanPro App ships an update every 2 weeks, and OpenBook every 2 weeks. Most recently, TitanPro App was updated on August 2, 2026 and OpenBook on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*