# Sideline Manager vs Whistle Time

The clearest difference is price: Whistle Time at Free against Sideline Manager's $2.99. Whistle Time also leads on update cadence (every 9 days vs every 4 weeks). Sideline Manager's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Whistle Time is free to download; Sideline Manager costs $2.99 up front. Whistle Time sells 2 in-app purchases, starting at $1.99 per month. Sideline Manager asks for nothing beyond the download.

Sideline Manager ships an update every 4 weeks, Whistle Time every 9 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sideline Manager | Whistle Time |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 74 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPad, Mac | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Glen Devenie](https://appshunter.io/developer/1299575038) | [Robbert Brackel](https://appshunter.io/developer/1747007311) |

## What reviewers say

### Sideline Manager

[App page](https://appshunter.io/ios/app/sideline-manager/id1299575039)

**In-app purchases:** none


### Whistle Time

[App page](https://appshunter.io/ios/app/whistle-time/id1593470779)

This sports timing app helps referees manage matches with customizable timers, card tracking, and real-time data syncing. It also offers post-match analysis and a unique heatmap feature to track on-field movement.

**Highlights:** Customizable match periods and warnings, Yellow/red card and penalty tracking, Cross-device syncing (watch, phone, TV), Live match data sharing, Post-match event overview, On-field movement heatmap analysis

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Without adds | $1.99 | per month |
| Without adds | $17.99 | per year |


## Frequently asked questions

### Is Sideline Manager free?

Sideline Manager costs $2.99, with no in-app purchases.

### Is Whistle Time free?

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

### Do Sideline Manager or Whistle Time have ads?

Whistle Time shows ads; Sideline Manager does not.

### Which is updated more often, Sideline Manager or Whistle Time?

Sideline Manager ships an update every 4 weeks, and Whistle Time every 9 days. Most recently, Sideline Manager was updated on October 24, 2026 and Whistle Time 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.*