# Lottery System21 — A Lottery System

> A Lottery System (iPhone/iPad app by Heinz Niederhauser.)

- Source: https://appshunter.io/ios/app/lottery-system21/id6448834334 (this page in markdown: same URL + `.md`)
- Developer: [Heinz Niederhauser](https://appshunter.io/developer/1706187055)
- Category: Productivity, Utilities
- Price: $2.99 (on sale, was $3.99)
- Age rating: 17+
- Requires: iOS 13.0 · 17 MB
- Languages: American English
- Released: 2023-06-17
- Data updated: 2026-03-20
- User reviews in markdown: https://appshunter.io/ios/app/lottery-system21/id6448834334/reviews.md

## What is Lottery System21?

BETTER ODDS WITH SYSTEM21!

Play smarter, not harder! System21 is THE intelligent number system for all 5-number lotteries like EuroMillions, MegaMillions, MillionDay, Totoloto and many more.

WHY SYSTEM21?
• Mathematically optimized system with 21 intelligent combinations
• GUARANTEED hits when numbers match (see details below)
• Buy once, use unlimited - no hidden costs!
• Works with ANY 5-number lottery worldwide

IT'S SIMPLE:

1. Choose your 21 favorite numbers
2. The app automatically generates 21 optimized picks
3. Transfer them to your lottery tickets - done!

GUARANTEED HITS - MATHEMATICALLY PROVEN!

When 2 or more of your 21 numbers appear in the draw, System21 guarantees:

With 2 matching numbers:
• 1× 2-number match

With 3 matching numbers:
• 3× 2-number matches
• OR 1× 3-number match

With 4 matching numbers:
• 6× 2-number matches
• OR 1× 3-number match and 3× 2-number matches
• OR 1× 4-number match

With 5 matching numbers:
• 10× 2-number matches
• OR 1× 3-number match and 7× 2-number matches
• OR 1× 4-number match
• OR 1× 5-number match


IMPORTANT NOTES:

• This app is a calculation tool - you buy tickets as usual at official lottery outlets
• System21 is based on mathematics, not luck (your number selection is up to you!)
• Always have tickets officially checked - the app assumes no liability for handling errors
• For persons 18+ only - please play responsibly!
• Not an official lottery app, but compatible with all 5-number lotteries
• One-time purchase - ALL future updates free!

SUPPORT:
Questions? Contact us BEFORE writing a negative review! The app is kept simple, but System21 works 100% as described.

Download now and play smarter!


## Version history (last 5 releases)

### 1.4.0 — 2026-03-20

Navigation

### 1.3.2 — 2023-10-18

Text size bugfix.

### 1.3.1 — 2023-10-15

Improved textsize for larger screens.

### 1.3.0 — 2023-10-15

Improved compatibility for smaller devices.

### 1.02.0 — 2023-10-12

Minor text and instruction improvements.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-03-20.*