Comparison

NumGen Pro vs Randomizer

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

Head to head
About

NumGen Pro

Features
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NumGen Pro helps you generate, check, and analyse lottery number sets in one app. FREE TO USE Generate quick picks, check your tickets, and manage presets at no cost. The free version includes banner ads. A one-time in-app purchase removes ads and unlocks Analyse. GENERATE QUICK PICKS • Built-in presets for Powerball, TOTO, Mega Millions, EuroMillions, UK Lotto, and Australia Powerball • Create custom presets with rules such as odd/even mix, sum range, and specific numbers • Generate multiple lines at once for multi-ticket play • Copy or share your numbers instantly CHECK YOUR NUMBERS • Compare your ticket against winning numbers • Scan a ticket photo with your camera or from your gallery • Fetch the latest draw results for supported lotteries • Supports main numbers, bonus balls, and TOTO system entries ANALYSE (PREMIUM — REQUIRES IN-APP PURCHASE) • Run large-scale simulations to estimate match-tier odds • See how often your preset hits each prize tier • Compare theoretical odds with simulated results • Useful for exploring strategies before you play PRESETS & STRATEGIES • Start from popular lotteries or build your own • Save strategy presets with filters like balanced odd/even or sum in range • Switch presets easily when generating numbers SETTINGS • Light and dark themes • Restore previous purchases • One-time upgrade to remove ads and unlock Analyse Whether you want a quick pick, need to check last night’s draw, or want to explore number patterns, NumGen Pro keeps the tools in one simple app. Note: This app does not sell lottery tickets and does not guarantee winning numbers. All results are for entertainment and analysis purposes only.

About

Randomizer

Features
Read full description

RANDOMIZER - Your Playful Random Number Generator with Slot Machine Style! Whether for quick decisions, games, or just for fun – Randomizer makes it easy and entertaining. KEY FEATURES: • Slot machine look with realistic sounds and smooth animations • Custom min/max values freely selectable (0-999) • One-tap switching between practical presets: Dice, Coin Flip, Percent, D20, Lottery • No account or registration required • Works completely offline PERFECT PRESETS WITH UP TO 3 AT ONCE: • Dice (1-6) - Classic 6-sided die for board games • D20 (1-20) - Perfect for tabletop RPGs and board games • D4 (1-4) - Tetrahedron die for special games • D8 (1-8) - Octahedron die for advanced game mechanics • D10 (1-10) - Decimal die for percentage calculations • D12 (1-12) - Dodecahedron die for complex games • Coin Flip (1-2) - Digital heads or tails • Lottery (1-49) - Random lottery numbers • Percent (0-100) - Probability calculations USER EXPERIENCE: • Beautiful slot machine animation with particle effects • Realistic dice and coin representations • Roll up to 3 dice at once! • Haptic feedback and sound effects • Dark and light mode support • Smooth, responsive interface IDEAL FOR: • Board games and card games • Making decisions • Tabletop RPGs (D&D, Pathfinder, etc.) • Random selections • Educational purposes • Entertainment and fun Randomizer is your go-to app whenever you need a random number - from simple yes/no decisions to complex number ranges! DISCLAIMER: Random numbers are generated by algorithms (pseudorandom numbers). This app is not suitable for true randomness or cryptographic purposes. The developer assumes no liability for damages arising from the use of this app. For entertainment purposes only. App Store Screenshots based on template: https://www.figma.com/community/file/891325178364097650/template-for-app-store-screenshots, Licensed under CC BY 4.0

Screenshots

NumGen Pro4 screens
Randomizer4 screens

Verdict

The call

The clearest difference is ads: NumGen Pro at none against Randomizer's shown. Randomizer's advantage is update cadence (every 4 days vs monthly) and iOS requirement (13.0 vs 15.5). On price, 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. NumGen Pro sells 1 one-off in-app purchase and Randomizer sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

NumGen Pro ships an update monthly, Randomizer every 4 days. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 3 level
NumGen Pro versus Randomizer: the parameters behind the verdict, then further details
ParameterNumGen ProRandomizer
PriceFreeFree
Update frequencyMonthlyEvery 4 days — better
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.513.0 — better
Further details — not scored
Size63 MB45 MB
Age rating17+12+
DeveloperChee Yong LeeOliver Haarmann

In-app purchases

1 purchases

NumGen Pro

One-time1
  • Full access$2.99
4 purchases

Randomizer

One-time4
  • Neon Green Theme$0.99
  • Neon Blue Theme$0.99
  • Neon White (Frost) Theme$0.99
Show 1 more
  • Remove Ads$2.99

Questions

Is NumGen Pro free?
NumGen Pro is free to download, with in-app purchases available.
Is Randomizer free?
Randomizer is free to download, with in-app purchases available.
Do NumGen Pro or Randomizer have ads?
Randomizer shows ads; NumGen Pro does not.
Which is updated more often, NumGen Pro or Randomizer?
NumGen Pro ships an update monthly, and Randomizer every 4 days. Most recently, NumGen Pro was updated on November 6, 2026 and Randomizer on October 30, 2026.

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