Comparison

Random Number Generator . vs Chronicle (PLUM Study)

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

Head to head
About

Random Number Generator .

Generate random numbers quickly and reliably with a clean, ad-free interface. Customize number ranges, choose whether numbers repeat, and use an optional timer for automatic generation. Ideal for various activities, from classroom games to decision-making.

Highlights
  • Customizable number range
  • Generate with or without repetitions
  • Large, clear display
  • Ad-free experience
  • Optional interval timer
  • Fast and reliable performance
Features
Read full description

Need a fast and reliable way to generate random numbers? Looking for a clean, distraction-free random number generator without ads? Random Number Generator is a simple tool designed to generate numbers quickly and efficiently — whenever you need them. Perfect for classroom activities, raffles, statistics, games, decision making, workouts, experiments, or any situation where true randomness matters. Why Choose This Random Number Generator? ● Clean and simple interface ● No ads — no distractions ● Large, easy-to-read fonts ● Fast and reliable performance ● Designed for both casual and professional use Key Features ● Select your own number range ● Generate random numbers with or without repetitions ● Large clear display for easy visibility ● Lightweight and easy to use ● Completely ad-free experience ● Optional interval timer to automatically generate a new random number every few seconds — — — How does this random number generator work? Simply choose your number range and tap generate. The app instantly produces a random number within your selected limits. Can I prevent numbers from repeating? Yes. You can generate numbers with or without repetitions, depending on your needs. Is this app suitable for professional use? Yes. The clean design, reliable performance, and repetition control make it suitable for classroom, sports, research, and structured activities. Does the app contain ads? No. The app is completely ad-free for a distraction-free experience. Can numbers be generated automatically? Yes. You can use the interval timer to generate new random numbers automatically every few seconds. Is the app free? The app is free to download and use, with optional premium features available via in-app purchase. — — — If you enjoy the app, please leave a review on the App Store. Your feedback really helps. Questions or suggestions? We’d love to hear from you. Support Email: AppsForParents@gmail.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/site/appsforparentsprivacy/

About

Chronicle (PLUM Study)

Features
Read full description

Chronicle is a passive sensing application for behavioral research studies. Participants must first be enrolled in an approved research study and be possession of a unique enrollment link provided by the researcher in order to provide data. This application also queries, but does not collect step counts from HealthKit as a workaround to known SensorKit limitations.

Screenshots

Random Number Generator .4 screens
Chronicle (PLUM Study)1 screens

Verdict

The call

The clearest difference is in-app purchases: Chronicle (PLUM Study) at none against Random Number Generator .'s 12. Chronicle (PLUM Study) also leads on update cadence (daily vs every 5 weeks) and iOS requirement (14.0 vs 17.0). On price, ads 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. Random Number Generator . sells 12 in-app purchases, starting at $1.99 per 7 days. Chronicle (PLUM Study) asks for nothing beyond the download.

UpkeepUpdate frequency

Random Number Generator . ships an update every 5 weeks, Chronicle (PLUM Study) daily. The most recent releases landed on October 14, 2026 and September 29, 2026 respectively.

Scorecard3 real differences · 7 level
Random Number Generator . versus Chronicle (PLUM Study): the parameters behind the verdict, then further details
ParameterRandom Number Generator .Chronicle (PLUM Study)
PriceFreeFree
Rating4.5 (429 ratings) — better—
Positive reviews74.3% of reviews—
Number of ratings429 — better—
Update frequencyEvery 5 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.014.0 — better
Further details — not scored
Size25 MB4 MB
Age rating4+4+
DeveloperNatalia Jakubczyk-GajewskaMethodic, Inc.

Bugs and requests

Random Number Generator .

Reported bugs

2 issues
  • Settings menu issues
  • Unexpected resets and lockups

Requested features

3 requests
  • More customization options
  • Wider range of number generation
  • Clipboard integration for number sharing

Chronicle (PLUM Study)

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Random Number Generator .

Subscriptions11
  • 1 Week Premium Subscription$1.997 Days
  • 1 Week Premium Subscription$5.997 Days
  • 1 Week Premium Subscription7 Days trial$6.997 Days
Show 8 more
  • 1 Week Premium Subscription7 Days trial$7.997 Days
  • Random Number Premium$7.991 Month
  • 6 Months Premium Subscription$11.996 Months
  • Random Number Premium$19.001 Year
  • 3 Months Premium Subscription$24.993 Months
  • 1 Year Premium Subscription$24.991 Year
  • 1 Year Premium Subscription3 Days trial$29.991 Year
  • 1 Year Premium Subscription1 Month trial$49.991 Year
One-time1
  • Premium lifetime$49.99
None

Chronicle (PLUM Study)

No in-app purchases

Questions

Is Random Number Generator . free?
Random Number Generator . is free to download, with in-app purchases available.
Is Chronicle (PLUM Study) free?
Chronicle (PLUM Study) is free to download, with no in-app purchases.
Do Random Number Generator . or Chronicle (PLUM Study) have ads?
Neither Random Number Generator . nor Chronicle (PLUM Study) shows ads.
Which is updated more often, Random Number Generator . or Chronicle (PLUM Study)?
Random Number Generator . ships an update every 5 weeks, and Chronicle (PLUM Study) daily. Most recently, Random Number Generator . was updated on October 14, 2026 and Chronicle (PLUM Study) on September 29, 2026.

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