Comparison

Lotto Engine 2D vs Random Number Generator

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

Head to head
About

Lotto Engine 2D

This app generates random numbers using a physics-based simulation of balls in a container. Personalize your experience by selecting favorite numbers and enjoy a fun, easy-to-use random number picker.

Highlights
  • Physics-based 2D/3D ball simulation
  • Random number generation
  • Customizable settings
  • Favorite number selection
  • Easy to use interface
Features
Read full description

Download the app today to personalize your experience by choosing your favorite numbers! A creative application that simulates the movement of a ball in a container, based on a real physics 2D/3D engine, a fun random ball generator. It is a must-have gadget. Easy to use and easy to custom settings. A handy random random number-picking tool. You need it!

About

Random Number Generator

This tool generates integers or real numbers within a specified range and quantity. It offers customizable decimal precision, generation history, and a favorites list for easy recall. The app features a user-friendly interface with light and dark theme options.

Highlights
  • Generate integers and real numbers
  • Customizable range and quantity
  • Set decimal precision
  • Generation history
  • Save to favorites
  • Light and dark themes
Features
Read full description

Need a random number right now? Random Number Generator (RNG) gives you truly random integers or decimals in any range and any quantity, in an instant. Clean, fast and endlessly handy, it's the number randomizer built for researchers, teachers, gamers and anyone who needs a fair, unbiased pick. Set your minimum and maximum, choose how many numbers you want, dial in the decimal precision, and tap generate. Whether you're running a raffle, picking lottery numbers, rolling for a game or sampling data, you'll have your result before you can say "pick a number." WHY YOU'LL LOVE RANDOM NUMBER GENERATOR • Any range — set any minimum and maximum you like. • Integers or decimals — generate whole or fractional numbers. • Custom quantity — produce one number or a whole list at once. • Decimal precision — choose exactly how many decimal places you need. • Generation history — never lose track of past results. • Favorites — save the numbers you want to keep. • One-tap copy — copy any result with a single tap. • Light & dark themes — a sleek, minimalist design. • Works offline — available in 70+ languages. FAIR, FAST AND UNBIASED When you need an impartial choice, human "randomness" just won't do. RNG delivers genuinely random results every time, so giveaways feel fair, experiments stay valid, and decisions are settled without argument. Let the numbers decide. ENDLESS EVERYDAY USES • Run raffles, giveaways and prize draws. • Pick lottery and lucky numbers. • Roll virtual dice for board and party games. • Choose a random winner, seat, team or turn order. • Sample data and generate test values for research. BUILT FOR PROFESSIONALS AND PLAYERS ALIKE Statisticians and scientists rely on solid randomness; families and friends just want a fun, fair way to choose. RNG serves both with the same quick, dependable engine — precise enough for serious work, simple enough for game night. HOW IT WORKS 1. Set your minimum, maximum and quantity. 2. Choose integers or decimals and the precision. 3. Tap generate, then copy or favorite your result. PERFECT FOR • Researchers, teachers and statisticians. • Raffles, contests and giveaways. • Gamers, hobbyists and decision-makers. • Anyone who needs a number, fast and fair. Stop second-guessing and let chance do the work. With Random Number Generator, a perfectly random pick is always one tap away — accurate, instant and completely impartial. SIMPLE, YET POWERFUL Behind the clean one-screen design sits a flexible engine that does exactly what you ask. Want a single number between 1 and 10? Done. Need 500 unique decimals to four places for an experiment? Just as easy. No clutter and no learning curve — only the controls you actually need. WHY PEOPLE LOVE A GOOD RANDOMIZER Randomness is everywhere: in science, in games, in fair decisions and in a little everyday luck. Having a dependable generator in your pocket means you're always ready to run the draw, settle the debate, choose the winner or add a spark of chance to whatever you're doing. KEEP AND REUSE YOUR RESULTS With a full generation history and favorites, the numbers you care about are never lost. Look back at previous draws, save the ones that matter, and copy any result to share it in a heartbeat. Random number generator (RNG): create random integers and decimals in any range and quantity, set min, max and precision, keep history and favorites, and pick numbers for lotteries, raffles, games and research. Download Random Number Generator today and leave it all to chance. Privacy Policy: https://www.shpavda.com/products/random-number-generator/privacy/ Terms & Conditions: https://www.shpavda.com/products/random-number-generator/terms/ios/

Screenshots

Lotto Engine 2D3 screens
Random Number Generator4 screens

Verdict

The call

The clearest difference is ads: Lotto Engine 2D at none against Random Number Generator's shown. Random Number Generator's advantage is rating (4.9 vs 4.7). On price, ratings volume, update cadence 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. Lotto Engine 2D sells 1 one-off in-app purchase and Random Number Generator sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Random Number Generator holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 15 and 25 respectively.

UpkeepUpdate frequency

Lotto Engine 2D ships an update every 5 weeks, Random Number Generator monthly. Both last shipped on October 24, 2026.

Scorecard2 real differences · 8 level
Lotto Engine 2D versus Random Number Generator: the parameters behind the verdict, then further details
ParameterLotto Engine 2DRandom Number Generator
PriceFreeFree
Rating4.7 (15 ratings)4.9 (25 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings1525 — better
Update frequencyEvery 5 weeksMonthly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size17 MB112 MB
Age rating4+4+
Developer何均 邓SHPAVDA, TOO

Customer experience

Lotto Engine 2D

All ratings14 ratings
Positive92.9%
Neutral0.0%
Negative7.1%
Written reviews49 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Random Number Generator

All ratings25 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Lotto Engine 2D

One-time1
  • Unlock All Features$1.99
2 purchases

Random Number Generator

Subscriptions2
  • Monthly Ad-Free$0.991 Month
  • Yearly Ad-Free$7.991 Year

Questions

Is Lotto Engine 2D free?
Lotto Engine 2D is free to download, with in-app purchases available.
Is Random Number Generator free?
Random Number Generator is free to download, with in-app purchases available.
Which has better reviews, Lotto Engine 2D or Random Number Generator?
Random Number Generator is rated higher. Lotto Engine 2D averages 4.7 out of 5 from 15 ratings, while Random Number Generator averages 4.9 from 25 ratings.
Do Lotto Engine 2D or Random Number Generator have ads?
Random Number Generator shows ads; Lotto Engine 2D does not.
Which is updated more often, Lotto Engine 2D or Random Number Generator?
Lotto Engine 2D ships an update every 5 weeks, and Random Number Generator monthly. Most recently, Lotto Engine 2D was updated on October 24, 2026 and Random Number Generator on October 24, 2026.

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