diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 826078e..3e29a4f 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -27,7 +27,7 @@ on:
 jobs:
   check:
     name: Type checking (${{ matrix.target.name }})
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.target.host }}
     if: ${{ (github.event_name == 'pull_request' && github.event.pull_request.head.repo.fork) || github.event_name == 'push' }}
     strategy:
       matrix:
@@ -36,10 +36,19 @@ jobs:
           #  triple: x86_64-pc-windows-gnu
           - name: Linux
             triple: x86_64-unknown-linux-gnu
+            host: ubuntu-latest
+          - name: Android
+            triple: aarch64-linux-android
+            host: ubuntu-latest
           - name: macOS
             triple: x86_64-apple-darwin
+            host: macos-latest
+          - name: iOS
+            triple: aarch64-apple-ios
+            host: macos-latest
           - name: FreeBSD
             triple: x86_64-unknown-freebsd
+            host: ubuntu-latest
 
     steps:
       - name: Checkout sources
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 05a56d7..a9520e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# Unreleased
+- Added support for Android
+- Added support for iOS
+
 # 0.1.4
 
 - Modified MacOS implementation to be friendly towards Apple app store review guidelines.
diff --git a/Cargo.toml b/Cargo.toml
index ddddf14..692bd67 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,5 +14,5 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 
-[target.'cfg(any(target_os = "macos", target_os = "freebsd"))'.dependencies]
+[target.'cfg(any(target_os = "macos", target_os = "ios", target_os = "freebsd"))'.dependencies]
 libc = "0.2.107"
diff --git a/src/macos.rs b/src/apple.rs
similarity index 100%
rename from src/macos.rs
rename to src/apple.rs
diff --git a/src/lib.rs b/src/lib.rs
index 7631ead..c213802 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,9 +2,9 @@
 
 use std::num::NonZeroUsize;
 
-#[cfg_attr(target_os = "linux", path = "linux.rs")]
+#[cfg_attr(any(target_os = "linux", target_os = "android"), path = "linux.rs")]
 #[cfg_attr(target_os = "freebsd", path = "freebsd.rs")]
-#[cfg_attr(target_os = "macos", path = "macos.rs")]
+#[cfg_attr(any(target_os = "macos", target_os = "ios"), path = "apple.rs")]
 mod imp;
 
 /// Obtain the number of threads currently part of the active process. Returns `None` if the number