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Download Rachio APK 4.21.2 Universal · Android 26+

By Rachio • Updated June 03, 2026
House & Home Universal Native (Java/Kotlin) 60.95 MB
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This is the universal build of Rachio 4.21.2. It contains native libraries for every CPU architecture (arm64-v8a, armeabi-v7a, x86, x86_64), so it installs on any Android device. The trade-off is size — it's larger than per-architecture variants. Pick this one if you're unsure which CPU your phone has, or if you plan to share the APK with multiple devices.

File size: 60.9 MB   •   Min Android: 26   •   Target Android: 35   •   Version code: 18913   •   Framework: Native (Java/Kotlin)   •   Permissions: 24

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File Information

Package Namecom.rachio.iro
Version Name4.21.2
Version Code18913
ArchitectureUniversal
Min Android VersionAndroid 26 (API 35)
Main Activitycom.rachio.iro.ui.splash.activity.SplashActivity
FrameworkNative (Java/Kotlin)
File Size60.95 MB
Signature (SHA1)F0FE37A2D3FFF7B92965C687C540BAE85A165367
File Hash (SHA256)abc2c514994550317290fdaf6be2228f7fa57a1e40f6a884f47d5b51ab19f0c4

What's New

Check out what's in the most recent app release:
• We've updated the design of the device list so you can see more of your devices and the details you are interested in.
• Bug fixes and performance enhancements.

App Description

The Rachio Smart Sprinkler Controller changes the way you water. It makes running your sprinklers easy and convenient while saving you water and money. Rachio automatically creates a watering schedule that lowers your water bill and ensures the beautiful yard you want, while the mobile app gives you access to your sprinkler system from anywhere. Plus, Rachio is compatible with nearly any sized yard and smart home platform.

This is the companion app to the industry leading Rachio Smart Sprinkler Controller.
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APK Permissions 24

  • android.permission.ACCESS_ADSERVICES_AD_ID
  • android.permission.ACCESS_ADSERVICES_ATTRIBUTION
  • android.permission.ACCESS_COARSE_LOCATION
  • android.permission.ACCESS_FINE_LOCATION
  • android.permission.ACCESS_NETWORK_STATE
  • android.permission.ACCESS_WIFI_STATE
  • android.permission.CAMERA
  • android.permission.CHANGE_NETWORK_STATE
  • android.permission.CHANGE_WIFI_MULTICAST_STATE
  • android.permission.CHANGE_WIFI_STATE
  • android.permission.FOREGROUND_SERVICE
  • android.permission.INTERNET
  • android.permission.POST_NOTIFICATIONS
  • android.permission.READ_CONTACTS
  • android.permission.READ_EXTERNAL_STORAGE
  • android.permission.RECEIVE_BOOT_COMPLETED
  • android.permission.VIBRATE
  • android.permission.WAKE_LOCK
  • android.permission.WRITE_EXTERNAL_STORAGE
  • android.permission.WRITE_SETTINGS
  • com.android.vending.BILLING
  • com.google.android.c2dm.permission.RECEIVE
  • com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
  • com.rachio.iro.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
APK Verified

The cryptographic signature guarantees that the file is safe to install and was not tampered with in any way.

Frequently Asked Questions about Rachio APK

This is the universal variant — a single APK that contains native libraries for every CPU architecture. It installs on any Android device but is larger than per-architecture variants.

Yes — the APK's signature has been cryptographically verified against the publisher's signing key. The SHA-256 hash is shown in the File Information panel so you can independently confirm the file matches the original release.

Android 26 (API level 35) or newer. Older devices will refuse the install.

Install a free app like 'CPU-Z' or 'Droid Hardware Info' from the Play Store and look at the ABI / Instruction Set row. Most phones made after 2017 are arm64-v8a; if in doubt, download the universal variant.

All variants are functionally identical — same features, same version. They differ only in which CPU architectures the native code is compiled for, and (sometimes) which screen densities the included graphics target. Pick the one that matches your device for the smallest install size, or pick 'Universal' if you're unsure.