Best Z21 Mobile Apps & Games

228+ iOS apps & games curated and reviewed

4.2 avg rating
20 free apps & games
Updated September 2026

Out of 228+ z21 mobile apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Z21 Mobile Apps & Games (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Z21 mobileZ21 mobileFree4.4★ (5)NoNoMay 2026
2Z21Z21Free3.8★ (13)NoYesJul 2026
3KTVZ Local Alert Weather AppKTVZ Local Alert Weather AppFree2.7★ (17)YesNoAug 2026
4Z21UpdaterZ21UpdaterFree5.0★ (1)NoNoMay 2026
5Z-Credit Mobile EMVZ-Credit Mobile EMVFreeNoNoMay 2026
6Biker MobileBiker MobileFreeYesNoJun 2026
7ZYM MobileZYM MobileFreeNoNoMay 2026
8a2z Mobile Housea2z Mobile HouseFreeNoNoMay 2026

Top Picks for Z21 Mobile

Z21 mobile#1

Z21 mobile by Modelleisenbahn GmbH

Editor's Choice
🌟 Lifestyle
4.4(5 ratings)
Free
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Control your model train layout and locomotives from your iOS device. Manage your locomotive library, program digital components, and operate trains with touch controls. A demo mode is available.

Z21#2

Z21 by Modelleisenbahn GmbH

Strong Contender
🌟 Lifestyle
3.8😐(13 ratings)
FreeIn-App Purchases
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Control your model train layout and locomotives wirelessly from your iOS device. Manage your locomotive library, program digital components, and operate switches and signals with an intuitive touch interface. Enjoy a realistic train control experience with customizable driver cabs.

What We Love

  • 👍 Intuitive and user-friendly interface
  • 🚀 Fast and reliable locomotive control
  • 💡 Innovative layout design with schematic control station
  • 🎨 Clean, modern orange and black design
  • 📱 Works seamlessly across multiple iOS devices
  • 🔧 Easy programming of decoders and functions
  • 🎯 Excellent route and turnout management
  • 📊 Comprehensive locomotive database with photos
  • 🌐 Multi-user support for collaborative operation
  • ⚡ Responsive control for sound and lighting functions

Room to Improve

  • 🐛 Frequent app crashes and freezes
  • 🔌 Connection drops to Z21 control station
  • ⚠️ White screen startup issues in recent updates
  • 🎮 Throttle display bugs showing incorrect speeds
  • 📉 Slow performance on older devices
  • 🔋 High battery consumption and device overheating
  • 🎨 Limited customization options for layout backgrounds
  • 🔄 Data synchronization issues across multiple pages
  • ❌ Missing support for competitor decoders (Märklin, Fleischmann)
  • 📚 Poor documentation and release notes

More Z21 Mobile apps to explore

FAQ about Z21 Mobile

What are the best z21 mobile apps & games for iPhone?
Z21 mobile tops our z21 mobile apps & games ranking as of September 2026, with a 4.4-star average from 5 App Store ratings, and it's free to download.
Yes — 20 of the top z21 mobile apps & games we rank are free to download, including Z21 mobile and Z21.
Z21 mobile has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 228+ z21 mobile apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Z21 mobile is an iOS application that allows users to connect to a Z21 Digital Center to control their model train layouts and locomotives. It offers features like locomotive library management, programming digital components, and direct control of trains.
Z21 mobile is designed for iOS devices, specifically supporting iPhones and iPods. It was last updated on March 21, 2018, with version 2.3.20.