# PB Intervals vs Kaizen Fencing

The clearest difference is in-app purchases: Kaizen Fencing at none against PB Intervals's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PB Intervals sells 1 one-off in-app purchase. Kaizen Fencing asks for nothing beyond the download.

PB Intervals ships an update every 15 months, Kaizen Fencing every 9 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | PB Intervals | Kaizen Fencing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/pb-intervals/id6723896953/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 9 months** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 56 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Creative Banks Ltd](https://appshunter.io/developer/1771001473) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### PB Intervals

[App page](https://appshunter.io/ios/app/pb-intervals/id6723896953)

This app offers a high-precision interval and reaction timer designed for various workouts and training needs. It allows users to create custom sessions, randomize elements, and share their routines. Ideal for athletes, trainers, and fitness enthusiasts seeking accurate timing and dynamic training.

**Highlights:** Zero time drift for accurate timing, In-app session creator, Interval and reaction timers, Randomize workout elements, Customizable alerts and messages, Share and import workouts via CSV

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PB Interval Premium | $6.99 | one-time |


### Kaizen Fencing

[App page](https://appshunter.io/ios/app/kaizen-fencing/id6751193894)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PB Intervals free?

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

### Is Kaizen Fencing free?

Kaizen Fencing is free to download, with no in-app purchases.

### Do PB Intervals or Kaizen Fencing have ads?

Neither PB Intervals nor Kaizen Fencing shows ads.

### Which is updated more often, PB Intervals or Kaizen Fencing?

PB Intervals ships an update every 15 months, and Kaizen Fencing every 9 months. Most recently, PB Intervals was updated on October 30, 2026 and Kaizen Fencing on October 30, 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.*