Comparison

arbus vs Just Random Number

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

Head to head
About

arbus

Features
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About

Just Random Number

Features
Read full description

Need to pick a random number? Choose a winner for a giveaway? Make a quick decision? Look no further! Just Random Number is the ultimate tool you've been searching for! Designed to be fast, powerful, and fun to use. With a clean interface and spectacular animations, generating random numbers has never been this exciting. KEY FEATURES: CUSTOM RANGES: Set any lower and upper bounds you need. No limits! Perfect for any kind of draw, calculation, or game. NO REPEATS MODE: Hosting a fair giveaway or raffle? Enable this option to ensure every number is unique until the range is exhausted. STUNNING ANIMATIONS: Enjoy a unique visual experience. Watch numbers slide across the screen and feel the excitement as the final number lands with a satisfying bounce effect. FULLY CUSTOMIZABLE: Make the app yours. Choose between Light Mode, Dark Mode, or your system's default setting. Plus, customize the background and text colors to match your style! NUMBER HISTORY: Keep track of the last generated numbers for quick reference. Perfect for long board games or multi-round draws. SENSORY FEEDBACK: Feel the anticipation with subtle haptic feedback and a satisfying sound effect, making the process more immersive. PERFECT FOR: Board games & RPGs (as a dice roller alternative). Giveaways, raffles, and contests on social media. Drawing winners transparently. Students (for math, probability, and statistics exercises). Making quick decisions ("pick option 1, 2, 3..."). And any other situation where you need the power of chance! Don't settle for a boring number generator. Just Random Number turns picking a number into an elegant and entertaining experience. Download now and let randomness decide!

Screenshots

arbus4 screens
Just Random Number4 screens

Verdict

The call

The clearest difference is iOS requirement: arbus at 13.0 against Just Random Number's 16.6. On price, update cadence, ads and in-app purchases 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

arbus ships an update every 4 weeks, Just Random Number fortnightly. The most recent releases landed on June 11, 2026 and September 15, 2026 respectively.

Scorecard1 real difference · 5 level
arbus versus Just Random Number: the parameters behind the verdict, then further details
ParameterarbusJust Random Number
PriceFreeFree
Update frequencyEvery 4 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better16.6
Further details — not scored
Size29 MB4 MB
Age rating4+9+
DeveloperFederico Ruiz CalamariJuan Luis Alvarez

In-app purchases

None

arbus

No in-app purchases

None

Just Random Number

No in-app purchases

Questions

Is arbus free?
arbus is free to download, with no in-app purchases.
Is Just Random Number free?
Just Random Number is free to download, with no in-app purchases.
Do arbus or Just Random Number have ads?
Neither arbus nor Just Random Number shows ads.
Which is updated more often, arbus or Just Random Number?
arbus ships an update every 4 weeks, and Just Random Number fortnightly. Most recently, arbus was updated on June 11, 2026 and Just Random Number on September 15, 2026.

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