Comparison

Arbiter vs NinjaZone Academy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Arbiter

Manage school events, track schedules, record scores, and handle payments for administrators, officials, and fans. Stay connected to your favorite teams and follow game updates seamlessly.

Highlights
  • View schedules and team information
  • Record scores accurately
  • Make secure payments
  • Accept game assignments
  • Manage availability blocks
  • Track game payments and transfers
  • Follow favorite schools and teams
Features
Currently charting
Read full description

Stay connected and in control with Arbiter, the all-in-one platform for managing school events. Whether you’re a school administrator, game official, or passionate fan, Arbiter makes it easy to organize, track, and enjoy every event. For School Administrators: • View schedules and team information anytime. • Record scores quickly and accurately. • Make secure payments to officials and workers. For Officials: • Accept new game assignments with ease. • Add and manage blocks to control your availability. • Track and manage game payments, then transfer earnings directly to your bank. For Fans, Parents & Students: • Follow your favorite schools and teams. • View schedules, scores, and rosters. Download the Arbiter App today and experience the easiest way to manage and follow your favorite school! Questions? Feel free to contact us anytime at support@arbitersports.com.

About

NinjaZone Academy

Features
Read full description

NinjaZone Academy: Built for Growth. Designed for Impact. NinjaZone Academy is your headquarters to launch faster, train smarter, and grow stronger. It’s where owners, directors, and coaches get the tools, training, and resources to run a premium program that leaves a mark. This isn’t just support. It’s your system for scaling smart. Lesson Plans That Deliver Every lesson plan inside the Academy is built to drive skill progression, fuel creativity, and keep kids locked in — combining gymnastics, parkour, tricking, and warrior training into a seamless, (healthy) addictive experience. Fresh updates and strategic progressions, done for you, mean you’re always ready — while competitors play catch-up. Skill Videos That Build Better Coaches Coaches thrive when they have a clear path — and the right support to get there. The Academy’s skill video library breaks down every move, every cue, and every correction so your team can learn fast, teach right, and rock their classes. New or seasoned, your staff is covered — without extra lifting from you. Certifications That Build the Dream Team NinjaZone Academy’s certifications train your team from the inside out — movement science, classroom leadership, child development, safety, skills, and more. It’s not just how to teach — it’s how to keep kids coming back week after week. When your coaches level up, you’re reinvesting in the strength, loyalty, and future of your business. Marketing Resources That Move the Needle The Academy hands you ready-to-go marketing assets to promote programs, drive enrollment, and build loyalty — without reinventing the wheel. We know the branding — let us do the work. Social media templates, copy, event promos, and seasonal campaigns — everything designed to look sharp, sound right, and drive results. Mission Ceremonies That Retain NinjaZone Academy gives you complete Mission Ceremony resources to bring the NZ mission to life from day one. Step-by-step guides, checklists, templates, certificates, promotional assets — everything you need to run consistent ceremonies that build connection, loyalty, and long-term retention. No guesswork. No heavy lifting. Just ready-to-use tools that turn your mission into a system for growth. Get Fired Up with Ninja Games Access event guides, scoring, awards, and marketing materials — all designed to make hosting competitions easy and profitable. They’re not just competitions — they’re brand fuel, culture glue, and even revenue boosters. So, Why NinjaZone Academy? Because your time is too valuable to waste. NinjaZone Academy isn’t just a set of tools — it’s a complete system built for growth. Beyond lesson plans, certifications, marketing, and events, you’ll find a deep library of ongoing resources to level up every part of your program. The support inside is (almost) endless — and always evolving to keep you ahead. With NinjaZone Academy, you’ll: • Launch faster • Train smarter • Grow bigger • Lead better The systems are built. The tools are ready. Now it’s your move. Period.

Screenshots

Arbiter4 screens
NinjaZone Academy3 screens

Verdict

The call

The clearest difference is update cadence: Arbiter at fortnightly against NinjaZone Academy's every 6 weeks. Arbiter also leads on chart position (#72 vs unranked). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Arbiter ships an update fortnightly, NinjaZone Academy every 6 weeks. The most recent releases landed on October 27, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 9 level
Arbiter versus NinjaZone Academy: the parameters behind the verdict, then further details
ParameterArbiterNinjaZone Academy
PriceFreeFree
Rating4.4 (1.2K ratings) — better—
Positive reviews32.7% of reviews—
Number of ratings1.2K — better—
Update frequencyFortnightly — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
Best chart rank#72 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.1 — better
Further details — not scored
Size67 MB386 MB
Age rating4+4+
DeveloperArbiterSports LLCNinja Zone LLC

Bugs and requests

Arbiter

Reported bugs

20 issues
  • Login credentials not recognized despite working on website
  • App logs user out after short inactivity
  • Schedule fails to load or display
  • Blank screens on home, connect, and profile tabs
  • Calendar navigation jumps to wrong dates
Show 15 more
  • Game acceptance shows success but doesn't actually accept
  • Verification codes not received on iPhone
  • Bank transfer button non-functional
  • Page doesn't fully display on Pro Max iPhones
  • Email verification links never send
  • App crashes or force closes frequently
  • Strobe light effect on latest iOS versions
  • Sign in button greyed out after maintenance
  • Game changes don't sync to app from website
  • Multi-factor authentication screen misformatted
  • App freezes when selecting school
  • Limited app support banner appears
  • Schedule doesn't appear after login without refresh
  • Declined game assignment produces error message
  • Contact information displays incorrectly (mismatched logos/names)

Requested features

16 requests
  • Coach names visible before games
  • Monitor crew assignments display
  • Mileage tracking for tax purposes
  • Stay logged in option
  • Calendar export to phone calendar
Show 11 more
  • Search functionality for contacts
  • Crew text messaging for all members
  • Self-assign options on mobile
  • Notes feature on app (not just website)
  • Payment status indicator on assignments
  • Today button for quick date navigation
  • Block status visual indicators (color-coded)
  • Face ID/biometric authentication
  • Contact export functionality
  • Email verification option for 2FA
  • Clickable AD links for game locations

NinjaZone Academy

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Arbiter

No in-app purchases

None

NinjaZone Academy

No in-app purchases

Questions

Is Arbiter free?
Arbiter is free to download, with no in-app purchases.
Is NinjaZone Academy free?
NinjaZone Academy is free to download, with no in-app purchases.
Do Arbiter or NinjaZone Academy have ads?
Neither Arbiter nor NinjaZone Academy shows ads.
Which is updated more often, Arbiter or NinjaZone Academy?
Arbiter ships an update fortnightly, and NinjaZone Academy every 6 weeks. Most recently, Arbiter was updated on October 27, 2026 and NinjaZone Academy on October 11, 2026.

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