Easily update your Z21, z21, z21start, and smartRail devices. The app automatically detects connected hardware and fetches the latest firmware directly from the server when online, simplifying the update process.
0.0(0 ratings)
FreeIn-App Purchases
Best Win alternatives: apps like Win-Digipet Mobile
9+ similar apps compared and reviewed
4.4 avg rating
8 free apps
Updated October 2026
Whether you want more options like Win or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Top Alternatives to Win
Z21Updater by Modelleisenbahn GmbH
Strong Contender
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5.0(1 ratings)
Free
Z21 by Modelleisenbahn GmbH
Worth Considering
🌟 Lifestyle
3.8😐(13 ratings)
FreeIn-App Purchases
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
