AlaTool vs Referee Yellow card, Whistle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AlaTool
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用於提供Alatech 藍芽設備升級管理工具
Referee Yellow card, Whistle
This utility app provides a digital referee toolkit for sports and other situations. It features a whistle sound and full-screen display of various colored cards for judgment calls. Designed for simplicity, it's suitable for games, training, or even pranks.
- Whistle sound functionality
- Full-screen yellow, red, orange, and green cards
- Simple and easy-to-use interface
- Suitable for sports refereeing
- Useful for training and games
- Can be used for pranks
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It is a simple referee application that can be used in sports etc. It can sound a whistle, can be used for sports refereeing, training, when you want to call something, pranks, etc. You can put out four kinds of cards of yellow card, red card, orange card, green card in full screen. It may be interesting to use it as a referee in sports games or when playing with friends. It is designed to be easy to use with a simple screen and functions, so please try it.
Screenshots
Verdict
The clearest difference is ads: AlaTool at none against Referee Yellow card, Whistle's shown. AlaTool also leads on update cadence (every 4 weeks vs every 2 months) and iOS requirement (11.0 vs 15.6). On price, 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.
AlaTool ships an update every 4 weeks, Referee Yellow card, Whistle every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.
| Parameter | AlaTool | Referee Yellow card, Whistle |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (51 ratings) — better |
| Positive reviews | — | 71.4% of reviews |
| Number of ratings | — | 51 — better |
| Update frequency | Every 4 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 11 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | ALATECH Technology | Ryouhei Azuma |
In-app purchases
AlaTool
No in-app purchases
Referee Yellow card, Whistle
No in-app purchases
Questions
Is AlaTool free?
Is Referee Yellow card, Whistle free?
Do AlaTool or Referee Yellow card, Whistle have ads?
Which is updated more often, AlaTool or Referee Yellow card, Whistle?
Other comparisons
