Pokemon Lazarus on iOS - Complete Setup Guide for iPhone & iPad
Play Pokemon Lazarus on your iPhone or iPad using Delta emulator! This comprehensive guide covers AltStore installation, sideloading, controller setup, and iCloud sync for the perfect iOS gaming experience.
Why Play Pokemon Lazarus on iOS?
iOS devices offer an incredible Pokemon Lazarus experience:
- Premium Hardware: Powerful A-series chips for flawless emulation
- Beautiful Displays: Retina screens make Pokemon look stunning
- Always With You: Play anywhere on your iPhone
- Controller Support: Works with Xbox, PlayStation, and MFi controllers
- Big Screen Option: iPad provides the ultimate Pokemon experience
- iCloud Sync: Save files sync across all your Apple devices
- Long Battery Life: Efficient emulation extends playtime
Method 1: Delta Emulator via AltStore (Recommended)
Delta is the best GBA emulator for iOS, created by Riley Testut (developer of GBA4iOS). It's now officially available and completely free!
Requirements:
- iOS 14.0 or later (iOS 16+ recommended)
- Computer with iTunes/Finder (Windows or Mac)
- USB cable to connect iPhone/iPad to computer
- Free Apple ID (no Developer account needed)
Step 1: Install AltStore on Your Computer
AltStore is a tool that lets you sideload apps onto your iOS device without jailbreaking.
For Windows:
- Install iTunes from Microsoft Store or Apple.com (required)
- Install iCloud for Windows (required)
- Download AltStore from
https://altstore.io - Extract the zip file and run AltStore.exe
- AltStore will appear in your system tray (near the clock)
For Mac:
- Download AltStore for Mac from
https://altstore.io - Open the .dmg file and drag AltStore to Applications
- Launch AltStore - it appears in the menu bar
- On first launch, grant permissions to install Mail plugin
Step 2: Install AltStore on Your iPhone/iPad
- Connect your iPhone/iPad to your computer with USB cable
- Make sure your device is unlocked and trusts the computer
- Click the AltStore icon in system tray (Windows) or menu bar (Mac)
- Select "Install AltStore" → Choose your device
- Enter your Apple ID and password when prompted
- This is only used locally and never sent to AltStore servers
- If you use 2FA, you may need to generate an app-specific password
- Wait for installation to complete (1-2 minutes)
- AltStore app will appear on your home screen
Step 3: Trust AltStore Developer Certificate
- On your iPhone/iPad, go to Settings → General → VPN & Device Management
- Find your Apple ID under "Developer App"
- Tap it and select "Trust [Your Apple ID]"
- Confirm by tapping "Trust" again
Step 4: Install Delta Emulator
- Open AltStore app on your iOS device
- Go to the "Browse" tab
- Find "Delta" in the featured apps
- Tap "Free" → "Install"
- Wait for Delta to download and install (2-3 minutes)
- Delta will appear on your home screen!
Alternative Method: Download Delta .ipa file directly from https://deltaemulator.com and sideload via AltStore.
Important: Refreshing Apps Every 7 Days
Free Apple ID sideloaded apps expire after 7 days. AltStore can auto-refresh them:
- Keep AltStore Mail plugin enabled on your computer
- Your iPhone/iPad must be on the same WiFi as your computer
- AltStore will auto-refresh Delta in the background
- Or manually refresh: Open AltStore → My Apps → Tap "Refresh" on Delta
Step 5: Download Pokemon Lazarus ROM
There are two ways to get the ROM onto your iOS device:
Method A: Direct Download on iOS (Easiest)
- On your iPhone/iPad, open Safari browser
- Visit the Pokemon Lazarus Download Page
- Tap "Download Pokemon Lazarus v1.0"
- Safari will download the file
- When complete, tap the Downloads button (arrow icon)
- Tap the downloaded .gba file
- Choose "Open in Delta" from the share menu
- The game will appear in Delta's library!
Method B: iTunes/Finder File Sharing
- Download Pokemon Lazarus ROM on your computer from download page
- Connect iPhone/iPad to computer with USB cable
- Open Finder (Mac) or iTunes (Windows)
- Select your device
- Go to "Files" tab
- Select "Delta" from app list
- Drag PokemonLazarus.gba into the Delta documents folder
- Open Delta on your device - the game will appear!
Method C: Cloud Storage (Dropbox, Google Drive, iCloud Drive)
- Upload Pokemon Lazarus ROM to your cloud storage
- Open the cloud storage app on your iOS device
- Tap the ROM file
- Use Share → "Open in Delta"
Step 6: Configure Delta for Best Experience
Touchscreen Controls Setup:
- Launch Pokemon Lazarus in Delta
- While playing, tap the menu button (three dots in corner)
- Go to Settings
- Select "Controller Skin"
- Choose skin style:
- Standard: Traditional GBA button layout
- Transparent: See more of the game
- Custom: Download community skins
- Adjust opacity and size to your preference
Physical Controller Setup:
Delta supports all major Bluetooth controllers:
Supported Controllers:
- Xbox Wireless Controller (Series X|S, One)
- PlayStation DualShock 4 / DualSense (PS5)
- Nintendo Switch Pro Controller
- 8BitDo Controllers
- Backbone One (iPhone)
- Razer Kishi
- Any MFi (Made for iPhone) controller
Pairing Your Controller:
- Put controller in pairing mode:
- Xbox: Hold pairing button until light flashes
- PlayStation: Hold Share + PS button until light bar flashes
- Switch Pro: Hold sync button on top
- On iPhone/iPad: Settings → Bluetooth
- Select your controller when it appears
- Open Delta - controller will work automatically!
- On-screen controls hide when controller is connected
Remap Controller Buttons:
- In Delta: Settings → Controllers
- Select your controller
- Tap buttons to remap them
- Assign fast forward, save state, and load state to shoulder buttons
Save File Management & iCloud Sync
In-Game Saves:
Pokemon Lazarus uses traditional in-game saves:
- Save normally in-game via the Start menu
- Save file is automatically stored by Delta
- Compatible with saves from other emulators/devices
Save States:
Delta supports instant save states at any point:
- While playing, tap the menu button
- Tap "Save State"
- Choose a slot (slots 1-4 available)
- Add a screenshot and description (optional)
- To load: Menu → "Load State" → Select slot
Quick Save/Load Shortcuts:
- Quick Save: Hold menu button for 2 seconds
- Quick Load: Double-tap menu button
- Or map these to controller buttons for instant access
Enable iCloud Sync:
Keep your save files synced across all your Apple devices:
- Open Delta → Settings
- Enable "Sync with iCloud"
- Your saves and save states automatically sync
- Continue playing on iPhone, then pick up on iPad seamlessly!
Export/Import Save Files:
Transfer saves between devices or backup externally:
- In Delta's game library, long-press Pokemon Lazarus
- Select "Share Save File"
- Save to Files app, email, or cloud storage
- To import: Share a .sav file → "Open in Delta"
Advanced Features & Optimization
Fast Forward:
Speed up grinding and long routes:
- Tap the Fast Forward button (lightning icon) on screen
- Or map to a controller button for quick access
- Adjust speed: Settings → Fast Forward Speed (2x, 3x, 4x)
Slow Motion:
- Perfect for catching Pokemon or difficult battles
- Accessible via menu or controller button
- Set speed to 0.5x or 0.25x
Graphics & Display Options:
- Go to Settings → Game Boy Advance
- Configure:
- Filter: Smooth or Sharp (Sharp recommended for pixel art)
- Aspect Ratio: 3:2 (native GBA) or Fill Screen
- Color Mode: Default, LCD Accurate, or Vibrant
Cheats Support:
Delta supports GameShark and Action Replay codes:
- In game library, long-press Pokemon Lazarus
- Select "Manage Cheats"
- Tap "+" to add new cheat
- Enter name and code
- Enable the cheat
- Find Pokemon Lazarus cheats on our Tips & Tricks page
Sustain Button (Hold Button Feature):
- Enable "Sustain Buttons" in settings
- Hold A/B button to auto-press (great for text skipping)
- Customizable hold duration
Rotation Lock:
- Force portrait or landscape mode
- Settings → General → Rotation Lock
- Landscape recommended for gaming, portrait for one-handed play
Haptic Feedback:
- Enable vibration when pressing buttons
- Settings → Haptic Feedback
- Adjust intensity: Light, Medium, Strong
Troubleshooting Common Issues
Delta App Won't Install / "Untrusted Developer":
- Go to Settings → General → VPN & Device Management
- Trust your Apple ID under Developer App section
- If not visible, reinstall via AltStore while connected to computer
Delta Expired / Won't Open:
- Free sideloaded apps expire after 7 days
- Refresh: Open AltStore → My Apps → Tap "Refresh" on Delta
- Or connect to computer with AltServer running for auto-refresh
- Your games and saves are NOT deleted - they remain intact
ROM Won't Load / Black Screen:
- Ensure file is .gba format (not .zip)
- Re-download ROM from official source
- Check file isn't corrupted (should be 16-32MB)
- Delete and re-import the ROM into Delta
Save File Not Working:
- Always use in-game save, not just save states
- Disable iCloud sync temporarily if issues persist
- Export save file and re-import fresh copy
- Check battery save type in Delta settings
Controller Not Connecting:
- Unpair and re-pair controller in iOS Bluetooth settings
- Ensure controller is charged
- Update controller firmware if available
- Restart Delta app
- Some controllers need iOS 14.5+ for compatibility
Audio Crackling / Lag:
- Close other running apps
- Disable Low Power Mode in iOS settings
- Lower fast forward speed if using it
- Restart your device
Game Running Too Fast/Slow:
- Check fast forward isn't accidentally enabled
- Adjust frame rate limit in Delta settings
- Ensure device has adequate charge/not overheating
AltStore Can't Install/Refresh Delta:
- Ensure device and computer are on same WiFi network
- Check AltServer is running on computer (system tray/menu bar)
- Verify Apple ID credentials in AltStore on computer
- Try USB refresh: Connect device → AltStore → Refresh
- If using 2FA, generate app-specific password at appleid.apple.com
Method 2: Other iOS Emulator Options
Eclipse Emulator (No Computer Required)
Eclipse is a newer emulator that can be installed without AltStore:
- Visit
eclipseemu.mein Safari - Tap "Download" and install profile
- ⚠️ Gets revoked frequently, requires reinstallation
- ⚠️ Less stable than Delta
- ✅ No computer or AltStore needed
GBA4iOS (Legacy Option)
The original iOS GBA emulator (now replaced by Delta):
- More difficult to install in 2025
- Requires third-party signing services or jailbreak
- Not recommended - use Delta instead
Web-Based Emulators
Play directly in Safari browser (no installation):
- Limited performance
- No save state support
- Requires constant internet connection
- Only recommended if other methods fail
Tips for Best iOS Gaming Experience
Battery Life Optimization:
- Lower screen brightness
- Use 2x fast forward instead of 4x
- Enable Low Power Mode for extended play (GBA emulation is efficient)
- Close background apps
- Expected battery life: 6-10 hours on iPhone, 8-12 hours on iPad
iPad-Specific Tips:
- Use Split View to watch videos while playing
- Larger screen is perfect for extended play sessions
- Pair with controller for console-like experience
- Use Apple Pencil as a makeshift stylus (for fun, not necessary)
iPhone-Specific Tips:
- Portrait mode works great for one-handed play on small iPhones
- Use Do Not Disturb to avoid interruptions during boss battles
- iPhone Pro models have best screens for vibrant colors
Recommended Accessories:
- Backbone One: Best iPhone controller (Lightning or USB-C)
- Razer Kishi v2: Universal mobile controller
- Xbox/PS5 Controller + Phone Mount: Budget option
- iPad Stand: For hands-free tablet play with controller
Ready to Play Pokemon Lazarus on iOS?
Follow this guide to get Delta installed and start your journey through the Ilos region on your iPhone or iPad. The combination of iOS hardware and Delta emulator provides one of the best mobile Pokemon experiences available!