# PenaltyTimer vs Jamzo

The clearest difference is price: Jamzo at Free against PenaltyTimer's $1.99. Jamzo also leads on update cadence (every 5 weeks vs every 8 months). PenaltyTimer's advantage is chart position (#159 vs unranked) and iOS requirement (13.0 vs 16.4). On ads, in-app purchases and device support there is nothing between them.

Jamzo is free to download; PenaltyTimer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PenaltyTimer ships an update every 8 months, Jamzo every 5 weeks. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PenaltyTimer | Jamzo |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/penaltytimer/id312416738/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 90.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 weeks** |
| Monetization | Free | — |
| Best chart rank | **#159** | — |
| Size | 1 MB | 50 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Fearless Code](https://appshunter.io/developer/312416741) | [Charles Robart](https://appshunter.io/developer/1842432470) |

## What reviewers say

### PenaltyTimer

[App page](https://appshunter.io/ios/app/penaltytimer/id312416738)

**Currently charting:** #159 Top Paid · Sports (US App Store)

This app is designed for roller derby officials to reliably track player penalties. It offers features like simultaneous timer stops, 10-second warnings, and quick editing for penalties, simplifying the management of the penalty box.

**Highlights:** Manage any penalty box configuration, Stop all timers simultaneously, 10-second warning alert, Tap-edit for quick time adjustments, Customizable team colors, Multilingual support

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

**In-app purchases:** none


### Jamzo

[App page](https://appshunter.io/ios/app/jamzo/id6753089065)

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

**In-app purchases:** none


## Frequently asked questions

### Is PenaltyTimer free?

PenaltyTimer costs $1.99, with no in-app purchases.

### Is Jamzo free?

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

### Do PenaltyTimer or Jamzo have ads?

Neither PenaltyTimer nor Jamzo shows ads.

### Which is updated more often, PenaltyTimer or Jamzo?

PenaltyTimer ships an update every 8 months, and Jamzo every 5 weeks. Most recently, PenaltyTimer was updated on October 11, 2026 and Jamzo on October 3, 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.*