TeamWhistle vs rareBit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TeamWhistle
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TeamWhistle is an watchOS app for hockey umpires that allows you to easily keep track of all match data such as time, cards and goals. It also has a huge amount of extra functionality for all your different umpiring needs such as: - Workout metrics - Heatmaps and pitch routes - Weather information - Synchronisation of data between users - Shootout goal tracking - Digital toss coin For more info, guides and contact visit https://developmenthawkeye.github.io/teamwhistle-website
rareBit
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A basic configuration and firmware upgrade dashboard for each of your rareBit devices. Paging alerts and a match timer are included in the Apple Watch app.
Screenshots
Verdict
The clearest difference is update cadence: rareBit at weekly against TeamWhistle's every 6 weeks. TeamWhistle's advantage is iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TeamWhistle ships an update every 6 weeks, rareBit weekly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.
| Parameter | TeamWhistle | rareBit |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Apple Watch |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 9 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Homerus Hoogland | SAMUEL WYATT RALL |
In-app purchases
TeamWhistle
No in-app purchases
rareBit
No in-app purchases
