Comparison

RANDOM.ORG vs RNG Random Generator

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

Head to head
About

RANDOM.ORG

Generate certified true random numbers and use various randomizing tools. This app provides a coin flipper, dice roller, card shuffler, lotto quick pick, integer generator, and list randomizer, all powered by atmospheric noise for high-quality randomness.

Highlights
  • Certified true randomness
  • Coin flipper
  • Dice roller
  • Card shuffler
  • Lotto quick pick
  • Integer generator
  • List randomizer
Features
Read full description

All randomness wasn't created equal. This app offers certified true randomness, generated with atmospheric noise and independently approved by several testing labs. (See sample certificate from eCOGRA.) You can use our randomizers for free and without ads in this official app. If you would like to support our free services, you can do so by making a donation through our website: https://www.random.org/donate - Coin Flipper with 100 different coins from Ancient Rome to 27 modern currencies - Dice Roller to roll up to six regular dice in one go - Card Shuffler to shuffle playing cards and draw them one at a time - Lotto Quick Pick with more than 170 lotteries from all around the world - Integer Generator to generate true random numbers in configurable intervals - List Randomizer to create and randomize your own lists of items RANDOM.ORG was founded in 1998 and generates certified true randomness from atmospheric noise, which for many purposes is better than the pseudo-random numbers typically used in computer programs. Our mission is the generate the highest quality true randomness and make it available to the world in useful forms.

About

RNG Random Generator

This utility app generates random numbers, performs dice rolls, coin tosses, and selects random items from lists. It offers various modes for games, decision-making, and creative prompts, with additional features available through in-app purchases.

Highlights
  • Random number generation
  • Dice rolling
  • Coin toss
  • Spin the bottle
  • Random card selection
  • Yes/No generator
  • Random color generator
Features
Read full description

Random Number Generator is an app. which generates random numbers from a range eg 1 - 10000, and is ideal for dice games, for questions (yes or no), coin toss (heads or tails), spin the Bottle, random quotes and much more. Options: - Dice roll - Random Number Generator - Coin Toss - Pick Numbers - Spin the Bottle - Random Cards (32, 36 or 52 cards selectable) - Yes or No - this or that - Random Color Generator - Random Quotes - Random Words - 6 backgrounds - 2 app designs Additional features (in app purchase) - Random order - Random letters - Random Names Supported languages​​: EN, DE, RU

Screenshots

RANDOM.ORG4 screens
RNG Random Generator4 screens

Verdict

The call

The clearest difference is review sentiment: RNG Random Generator at 100% against RANDOM.ORG's 59%. RNG Random Generator also leads on update cadence (every 4 days vs every 3 months) and rating (5.0 vs 4.6). RANDOM.ORG's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. RANDOM.ORG sells 6 one-off in-app purchases and RNG Random Generator sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

RNG Random Generator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: RANDOM.ORG has 1.3K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 59% of RANDOM.ORG's written reviews are positive against 100% of RNG Random Generator's.

UpkeepUpdate frequency

RANDOM.ORG ships an update every 3 months, RNG Random Generator every 4 days. The most recent releases landed on October 14, 2026 and September 24, 2026 respectively.

Scorecard6 real differences · 4 level
RANDOM.ORG versus RNG Random Generator: the parameters behind the verdict, then further details
ParameterRANDOM.ORGRNG Random Generator
PriceFreeFree
Rating4.6 (1.3K ratings)5.0 (2 ratings) — better
Positive reviews59.2% of reviews100.0% of reviews — better
Number of ratings1.3K — better2
Update frequencyEvery 3 monthsEvery 4 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.0 — better15.6
Further details — not scored
Size14 MB37 MB
Age rating4+4+
DeveloperRANDOM.ORGAlexander Rutkowskij

Customer experience

RANDOM.ORG

All ratings1,336 ratings
Positive91.1%
Neutral2.3%
Negative6.6%
Written reviews130 reviews
Positive59.2%
Neutral8.5%
Negative32.3%

RNG Random Generator

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

RANDOM.ORG

Reported bugs

3 issues
  • Random number generation issues (repeating numbers, inconsistent behavior)
  • Compatibility problems with newer iOS versions
  • Crashes when using certain features

Requested features

5 requests
  • Ability to paste long lists for randomization
  • Support for multiple types of dice and dice rolling
  • Customizable default settings
  • Offline mode or local data storage
  • Improved list management (sorting, reordering, etc.)

RNG Random Generator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

RANDOM.ORG

One-time6
  • Card Shuffler$0.99
  • Integer Generator$0.99
  • Dice Roller$0.99
Show 3 more
  • List Randomizer$0.99
  • Lotto Quick Pick$0.99
  • All Randomizers$2.99
5 purchases

RNG Random Generator

One-time5
  • Random letters$0.99
  • Random order$0.99
  • Random names$0.99
Show 2 more
  • Remove advertising$0.99
  • Upgrade to Pro$1.99

Questions

Is RANDOM.ORG free?
RANDOM.ORG is free to download, with in-app purchases available.
Is RNG Random Generator free?
RNG Random Generator is free to download, with in-app purchases available.
Which has better reviews, RANDOM.ORG or RNG Random Generator?
RNG Random Generator is rated higher. RANDOM.ORG averages 4.6 out of 5 from 1.3K ratings, while RNG Random Generator averages 5.0 from 2 ratings.
Do RANDOM.ORG or RNG Random Generator have ads?
RNG Random Generator shows ads; RANDOM.ORG does not.
Which is updated more often, RANDOM.ORG or RNG Random Generator?
RANDOM.ORG ships an update every 3 months, and RNG Random Generator every 4 days. Most recently, RANDOM.ORG was updated on October 14, 2026 and RNG Random Generator on September 24, 2026.

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