Referee Tools vs Tabor BJJ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Referee Tools
This app provides essential tools for referees, including a timer, whistle sounds, and penalty card displays. It supports various sports like soccer and rugby, with customizable options for countdowns, count-ups, and card colors.
- Adjustable timer (countdown/count up)
- Multiple whistle sounds
- Full-screen penalty card display
- Customizable card colors
- Sound alerts for countdown timer
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Simple and easy-to-use referee tool app. It can be used when refereeing soccer, rugby, handball, etc. ● Basic functions 1. Timer function Tap the time to start the timer. If you want to stop it, tap it again. The timer can be set to “countdown” or “count up”. When "countdown" is selected, a sound can be played when the timer reaches zero. 2. Whistle Press the "Short", "Long", or “Twice” button to sound the whistle. If the whistle icon is held down, the whistle sound will play the entire time (up to approximately 30 seconds). 3. Penalty cards Tap a card to display it in full screen. In the initial display, "yellow card" and "red card" are shown, but other color cards can be displayed in the settings.
Tabor BJJ
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Tabor BJJ connects you to your jiu jitsu academy. See where you stand. Your belt, your stripes, and how many classes are left before your next milestone or evaluation, the same numbers your instructors use, straight from your academy's records. Know what's on the mat. Browse the class schedule by day and location, and check the details of any class before you go. Keep your membership simple. Review your plan, your next billing date, and your payment history, and manage your saved payment methods without leaving the app. Compete with the room. Monthly leaderboards by division, belt, or overall, plus the badges you've earned along the way. For the whole family. Parents can switch between their own profile and their children's, so one login covers everyone training at the academy. Available in English, Portuguese and Spanish. Tabor BJJ requires an active membership at a participating academy.
Screenshots
Verdict
The clearest difference is in-app purchases: Tabor BJJ at none against Referee Tools's 2. Tabor BJJ also leads on ads (none vs shown) and update cadence (every 3 days vs every 6 months). On price, device support and iOS requirement 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. Referee Tools sells 2 one-off in-app purchases. Tabor BJJ asks for nothing beyond the download.
Referee Tools ships an update every 6 months, Tabor BJJ every 3 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.
| Parameter | Referee Tools | Tabor BJJ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) — better | — |
| Positive reviews | 70.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 months | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | NAOYA ONO | Go1 Technologies |
In-app purchases
Referee Tools
- Support Developer$0.99
- Remove ads$2.99
Tabor BJJ
No in-app purchases









