diff --git a/backend/src/api/web.rs b/backend/src/api/web.rs
index b395e85..acd467c 100644
--- a/backend/src/api/web.rs
+++ b/backend/src/api/web.rs
@@ -1,5 +1,7 @@
 use std::sync::mpsc::{self, Sender};
-use std::sync::{Arc, Mutex, RwLock};
+#[cfg(feature = "online")]
+use std::sync::RwLock;
+use std::sync::{Arc, Mutex};
 use usdpl_back::core::serdes::Primitive;
 use usdpl_back::AsyncCallable;
 
@@ -8,7 +10,9 @@ use serde::{Deserialize, Serialize};
 
 use super::handler::{ApiMessage, GeneralMessage};
 
+#[cfg(feature = "online")]
 const BASE_URL_FALLBACK: &'static str = "https://powertools.ngni.us";
+#[cfg(feature = "online")]
 static BASE_URL: RwLock<Option<String>> = RwLock::new(None);
 
 const MAX_CACHE_DURATION: std::time::Duration =
@@ -23,12 +27,14 @@ struct CachedData<T> {
 type StoreCache =
     std::collections::HashMap<u32, CachedData<Vec<community_settings_core::v1::Metadata>>>;
 
+#[cfg(feature = "online")]
 pub fn set_base_url(base_url: String) {
     *BASE_URL
         .write()
         .expect("Failed to acquire write lock for store base url") = Some(base_url);
 }
 
+#[cfg(feature = "online")]
 fn get_base_url() -> String {
     BASE_URL
         .read()
@@ -37,22 +43,27 @@ fn get_base_url() -> String {
         .unwrap_or_else(|| BASE_URL_FALLBACK.to_owned())
 }
 
+#[cfg(feature = "online")]
 fn url_search_by_app_id(steam_app_id: u32) -> String {
     format!("{}/api/setting/by_app_id/{}", get_base_url(), steam_app_id)
 }
 
+#[cfg(feature = "online")]
 fn url_download_config_by_id(id: u128) -> String {
     format!("{}/api/setting/by_id/{}", get_base_url(), id)
 }
 
+#[cfg(feature = "online")]
 fn url_upload_config() -> String {
     format!("{}/api/setting", get_base_url())
 }
 
+#[cfg(feature = "online")]
 fn cache_path() -> std::path::PathBuf {
     crate::utility::settings_dir().join(crate::consts::WEB_SETTINGS_CACHE)
 }
 
+#[cfg(feature = "online")]
 fn load_cache() -> StoreCache {
     let path = cache_path();
     let file = match std::fs::File::open(&path) {
@@ -72,6 +83,12 @@ fn load_cache() -> StoreCache {
     }
 }
 
+#[cfg(not(feature = "online"))]
+fn load_cache() -> StoreCache {
+    StoreCache::default()
+}
+
+#[cfg(feature = "online")]
 fn save_cache(cache: &StoreCache) {
     let path = cache_path();
     let file = match std::fs::File::create(&path) {
@@ -89,6 +106,9 @@ fn save_cache(cache: &StoreCache) {
     }
 }
 
+#[cfg(not(feature = "online"))]
+fn save_cache(_cache: &StoreCache) {}
+
 fn get_maybe_cached(steam_app_id: u32) -> Vec<community_settings_core::v1::Metadata> {
     let mut cache = load_cache();
     let data = if let Some(cached_result) = cache.get(&steam_app_id) {
@@ -137,6 +157,7 @@ fn get_maybe_cached(steam_app_id: u32) -> Vec<community_settings_core::v1::Metad
     }
 }
 
+#[cfg(feature = "online")]
 fn search_by_app_id_online(
     steam_app_id: u32,
 ) -> std::io::Result<Vec<community_settings_core::v1::Metadata>> {
@@ -163,6 +184,13 @@ fn search_by_app_id_online(
     }
 }
 
+#[cfg(not(feature = "online"))]
+fn search_by_app_id_online(
+    _steam_app_id: u32,
+) -> std::io::Result<Vec<community_settings_core::v1::Metadata>> {
+    Ok(Vec::with_capacity(0))
+}
+
 /// Get search results web method
 pub fn search_by_app_id() -> impl AsyncCallable {
     let getter = move || {
@@ -248,6 +276,7 @@ fn web_config_to_settings_json(
     }
 }
 
+#[cfg(feature = "online")]
 fn download_config(id: u128) -> std::io::Result<community_settings_core::v1::Metadata> {
     let req_url = url_download_config_by_id(id);
     let response = ureq::get(&req_url).call().map_err(|e| {
@@ -257,6 +286,14 @@ fn download_config(id: u128) -> std::io::Result<community_settings_core::v1::Met
     response.into_json()
 }
 
+#[cfg(not(feature = "online"))]
+fn download_config(_id: u128) -> std::io::Result<community_settings_core::v1::Metadata> {
+    Err(std::io::Error::new(
+        std::io::ErrorKind::Unsupported,
+        "Online functionality not included in this build",
+    ))
+}
+
 pub fn upload_settings(
     id: u64,
     user_id: String,
@@ -345,6 +382,7 @@ fn settings_to_web_config(
     }
 }
 
+#[cfg(feature = "online")]
 fn upload_config(config: community_settings_core::v1::Metadata) -> std::io::Result<()> {
     let req_url = url_upload_config();
     ureq::post(&req_url)
@@ -356,6 +394,11 @@ fn upload_config(config: community_settings_core::v1::Metadata) -> std::io::Resu
         .map(|_| ())
 }
 
+#[cfg(not(feature = "online"))]
+fn upload_config(_config: community_settings_core::v1::Metadata) -> std::io::Result<()> {
+    Ok(())
+}
+
 /// Download config web method
 pub fn download_new_config(sender: Sender<ApiMessage>) -> impl AsyncCallable {
     let sender = Arc::new(Mutex::new(sender)); // Sender is not Sync; this is required for safety
diff --git a/backend/src/consts.rs b/backend/src/consts.rs
index 72c1c4b..cd1e2f3 100644
--- a/backend/src/consts.rs
+++ b/backend/src/consts.rs
@@ -8,10 +8,13 @@ pub const DEFAULT_SETTINGS_NAME: &str = "Main";
 pub const DEFAULT_SETTINGS_VARIANT_NAME: &str = "Primary";
 
 pub const LIMITS_FILE: &str = "limits_cache.ron";
+#[cfg(feature = "online")]
 pub const LIMITS_REFRESH_PERIOD: std::time::Duration = std::time::Duration::from_secs(60 * 60 * 24); // 1 day
+#[cfg(feature = "online")]
 pub const LIMITS_STARTUP_WAIT: std::time::Duration = std::time::Duration::from_secs(60); // 1 minute
 pub const LIMITS_OVERRIDE_FILE: &str = "limits_override.ron";
 
+#[cfg(feature = "online")]
 pub const WEB_SETTINGS_CACHE: &str = "store_cache.ron";
 
 pub const MESSAGE_SEEN_ID_FILE: &str = "seen_message.bin";