diff --git a/app/src/main/java/org/tasks/caldav/CaldavSynchronizer.kt b/app/src/main/java/org/tasks/caldav/CaldavSynchronizer.kt
index 1077bb859..77b16b83f 100644
--- a/app/src/main/java/org/tasks/caldav/CaldavSynchronizer.kt
+++ b/app/src/main/java/org/tasks/caldav/CaldavSynchronizer.kt
@@ -30,6 +30,7 @@ import org.tasks.analytics.Firebase
 import org.tasks.billing.Inventory
 import org.tasks.caldav.iCalendar.Companion.fromVtodo
 import org.tasks.data.CaldavAccount
+import org.tasks.data.CaldavAccount.Companion.TYPE_TASKS
 import org.tasks.data.CaldavCalendar
 import org.tasks.data.CaldavDao
 import org.tasks.data.CaldavTask
@@ -64,13 +65,15 @@ class CaldavSynchronizer @Inject constructor(
     suspend fun sync(account: CaldavAccount) {
         Thread.currentThread().contextClassLoader = context.classLoader
 
-        if (!inventory.hasPro) {
-            setError(account, context.getString(R.string.requires_pro_subscription))
-            return
-        }
-        if (isNullOrEmpty(account.password)) {
-            setError(account, context.getString(R.string.password_required))
-            return
+        if (account.accountType != TYPE_TASKS) {
+            if (!inventory.hasPro) {
+                setError(account, context.getString(R.string.requires_pro_subscription))
+                return
+            }
+            if (isNullOrEmpty(account.password)) {
+                setError(account, context.getString(R.string.password_required))
+                return
+            }
         }
         try {
             synchronize(account)
diff --git a/app/src/main/java/org/tasks/data/CaldavAccount.kt b/app/src/main/java/org/tasks/data/CaldavAccount.kt
index 70f569b2e..8532f0118 100644
--- a/app/src/main/java/org/tasks/data/CaldavAccount.kt
+++ b/app/src/main/java/org/tasks/data/CaldavAccount.kt
@@ -93,6 +93,9 @@ class CaldavAccount : Parcelable {
     val isOpenTaskEteSync: Boolean
         get() = uuid.openTaskType() == ACCOUNT_TYPE_ETESYNC
 
+    val isTasksOrg: Boolean
+        get() = accountType == TYPE_TASKS
+
     fun listSettingsClass(): Class<out BaseListSettingsActivity> = when(accountType) {
         TYPE_ETESYNC -> EteSyncCalendarSettingsActivity::class.java
         TYPE_LOCAL -> LocalListSettingsActivity::class.java
@@ -159,6 +162,7 @@ class CaldavAccount : Parcelable {
         const val TYPE_ETESYNC = 1
         const val TYPE_LOCAL = 2
         const val TYPE_OPENTASKS = 3
+        const val TYPE_TASKS = 4
 
         fun String?.openTaskType(): String? = this?.split(":")?.get(0)
 
diff --git a/app/src/main/java/org/tasks/data/CaldavDao.kt b/app/src/main/java/org/tasks/data/CaldavDao.kt
index aed1a2486..f1d4ffbf2 100644
--- a/app/src/main/java/org/tasks/data/CaldavDao.kt
+++ b/app/src/main/java/org/tasks/data/CaldavDao.kt
@@ -32,8 +32,13 @@ abstract class CaldavDao {
     @Query("SELECT * FROM caldav_accounts WHERE cda_uuid = :uuid LIMIT 1")
     abstract suspend fun getAccountByUuid(uuid: String): CaldavAccount?
 
-    @Query("SELECT * FROM caldav_accounts WHERE cda_account_type = :type")
-    abstract suspend fun getAccounts(type: Int): List<CaldavAccount>
+    suspend fun getAccounts(vararg types: Int) = getAccounts(types.toList())
+
+    @Query("SELECT * FROM caldav_accounts WHERE cda_account_type IN (:types)")
+    abstract suspend fun getAccounts(types: List<Int>): List<CaldavAccount>
+
+    @Query("SELECT * FROM caldav_accounts WHERE cda_account_type = :type AND cda_username = :username")
+    abstract suspend fun getAccount(type: Int, username: String): CaldavAccount?
 
     @Query("SELECT * FROM caldav_accounts ORDER BY cda_account_type, UPPER(cda_name)")
     abstract suspend fun getAccounts(): List<CaldavAccount>
diff --git a/app/src/main/java/org/tasks/jobs/SyncCaldavWork.kt b/app/src/main/java/org/tasks/jobs/SyncCaldavWork.kt
index 47759acfa..3f57a86e2 100644
--- a/app/src/main/java/org/tasks/jobs/SyncCaldavWork.kt
+++ b/app/src/main/java/org/tasks/jobs/SyncCaldavWork.kt
@@ -10,6 +10,7 @@ import org.tasks.R
 import org.tasks.analytics.Firebase
 import org.tasks.caldav.CaldavSynchronizer
 import org.tasks.data.CaldavAccount.Companion.TYPE_CALDAV
+import org.tasks.data.CaldavAccount.Companion.TYPE_TASKS
 import org.tasks.data.CaldavDao
 import org.tasks.preferences.Preferences
 
@@ -23,7 +24,7 @@ class SyncCaldavWork @WorkerInject constructor(
         private val caldavSynchronizer: CaldavSynchronizer
 ) : SyncWork(context, workerParams, firebase, localBroadcastManager, preferences) {
 
-    override suspend fun enabled() = caldavDao.getAccounts(TYPE_CALDAV).isNotEmpty()
+    override suspend fun enabled() = getAccounts().isNotEmpty()
 
     override val syncStatus = R.string.p_sync_ongoing_caldav
 
@@ -32,11 +33,13 @@ class SyncCaldavWork @WorkerInject constructor(
     }
 
     private suspend fun caldavJobs(): List<Deferred<Unit>> = coroutineScope {
-        caldavDao.getAccounts(TYPE_CALDAV)
-                .map {
-                    async(Dispatchers.IO) {
-                        caldavSynchronizer.sync(it)
-                    }
-                }
+        getAccounts().map {
+            async(Dispatchers.IO) {
+                caldavSynchronizer.sync(it)
+            }
+        }
     }
+
+    private suspend fun getAccounts() =
+            caldavDao.getAccounts(TYPE_CALDAV, TYPE_TASKS)
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/tasks/jobs/WorkManagerImpl.kt b/app/src/main/java/org/tasks/jobs/WorkManagerImpl.kt
index 2e0e2d1e1..aada6e6c5 100644
--- a/app/src/main/java/org/tasks/jobs/WorkManagerImpl.kt
+++ b/app/src/main/java/org/tasks/jobs/WorkManagerImpl.kt
@@ -15,6 +15,7 @@ import org.tasks.R
 import org.tasks.data.CaldavAccount.Companion.TYPE_CALDAV
 import org.tasks.data.CaldavAccount.Companion.TYPE_ETESYNC
 import org.tasks.data.CaldavAccount.Companion.TYPE_OPENTASKS
+import org.tasks.data.CaldavAccount.Companion.TYPE_TASKS
 import org.tasks.data.CaldavDao
 import org.tasks.data.GoogleTaskListDao
 import org.tasks.data.OpenTaskDao
@@ -148,7 +149,7 @@ class WorkManagerImpl constructor(
             scheduleBackgroundSync(
                     TAG_BACKGROUND_SYNC_CALDAV,
                     SyncCaldavWork::class.java,
-                    enabled && caldavDao.getAccounts(TYPE_CALDAV).isNotEmpty(),
+                    enabled && caldavDao.getAccounts(TYPE_CALDAV, TYPE_TASKS).isNotEmpty(),
                     unmetered)
         }
         throttle.run {
diff --git a/app/src/main/java/org/tasks/opentasks/OpenTaskAccountSettingsActivity.kt b/app/src/main/java/org/tasks/opentasks/OpenTaskAccountSettingsActivity.kt
index b4a0ac513..d03edacaf 100644
--- a/app/src/main/java/org/tasks/opentasks/OpenTaskAccountSettingsActivity.kt
+++ b/app/src/main/java/org/tasks/opentasks/OpenTaskAccountSettingsActivity.kt
@@ -20,7 +20,7 @@ class OpenTaskAccountSettingsActivity : BaseCaldavAccountSettingsActivity(), Too
         binding.passwordLayout.visibility = View.GONE
         binding.urlLayout.visibility = View.GONE
 
-        if (caldavAccount!!.isOpenTaskEteSync) {
+        if (caldavAccount!!.isOpenTaskEteSync || caldavAccount!!.isTasksOrg) {
             binding.repeat.visibility = View.GONE
         }
     }
diff --git a/app/src/main/java/org/tasks/preferences/fragments/Synchronization.kt b/app/src/main/java/org/tasks/preferences/fragments/Synchronization.kt
index 1e6ae5430..a09a3c7dd 100644
--- a/app/src/main/java/org/tasks/preferences/fragments/Synchronization.kt
+++ b/app/src/main/java/org/tasks/preferences/fragments/Synchronization.kt
@@ -148,6 +148,7 @@ class Synchronization : InjectingPreferenceFragment() {
             if (isNullOrEmpty(error)) {
                 preference.setSummary(when {
                     account.isCaldavAccount -> R.string.caldav
+                    account.isTasksOrg -> R.string.tasks_org
                     account.isEteSyncAccount
                             || (account.isOpenTasks
                             && account.uuid?.startsWith(ACCOUNT_TYPE_ETESYNC) == true) ->
@@ -164,7 +165,8 @@ class Synchronization : InjectingPreferenceFragment() {
                 val intent = Intent(context, when {
                     account.isCaldavAccount -> CaldavAccountSettingsActivity::class.java
                     account.isEteSyncAccount -> EteSyncAccountSettingsActivity::class.java
-                    account.isOpenTasks -> OpenTaskAccountSettingsActivity::class.java
+                    account.isOpenTasks || account.isTasksOrg ->
+                        OpenTaskAccountSettingsActivity::class.java
                     else -> throw IllegalArgumentException("Unexpected account type: $account")
                 })
                 intent.putExtra(BaseCaldavAccountSettingsActivity.EXTRA_CALDAV_DATA, account)
diff --git a/app/src/main/java/org/tasks/sync/SyncAdapters.kt b/app/src/main/java/org/tasks/sync/SyncAdapters.kt
index 1a9ebbfee..44934697e 100644
--- a/app/src/main/java/org/tasks/sync/SyncAdapters.kt
+++ b/app/src/main/java/org/tasks/sync/SyncAdapters.kt
@@ -8,6 +8,7 @@ import org.tasks.R
 import org.tasks.data.CaldavAccount.Companion.TYPE_CALDAV
 import org.tasks.data.CaldavAccount.Companion.TYPE_ETESYNC
 import org.tasks.data.CaldavAccount.Companion.TYPE_OPENTASKS
+import org.tasks.data.CaldavAccount.Companion.TYPE_TASKS
 import org.tasks.data.CaldavDao
 import org.tasks.data.GoogleTaskDao
 import org.tasks.data.GoogleTaskListDao
@@ -54,7 +55,8 @@ class SyncAdapters @Inject constructor(
             googleTasks.sync(false)
         }
         if (task.checkTransitory(SyncFlags.FORCE_CALDAV_SYNC) || !task.caldavUpToDate(original)) {
-            if (caldavDao.isAccountType(task.id, TYPE_CALDAV)) {
+            if (caldavDao.isAccountType(task.id, TYPE_CALDAV)
+                    || caldavDao.isAccountType(task.id, TYPE_TASKS)) {
                 caldav.sync(false)
             }
             if (caldavDao.isAccountType(task.id, TYPE_ETESYNC)) {
@@ -103,7 +105,8 @@ class SyncAdapters @Inject constructor(
 
     private suspend fun isGoogleTaskSyncEnabled() = googleTaskListDao.getAccounts().isNotEmpty()
 
-    private suspend fun isCaldavSyncEnabled() = caldavDao.getAccounts(TYPE_CALDAV).isNotEmpty()
+    private suspend fun isCaldavSyncEnabled() =
+            caldavDao.getAccounts(TYPE_CALDAV, TYPE_TASKS).isNotEmpty()
 
     private suspend fun isEteSyncEnabled() = caldavDao.getAccounts(TYPE_ETESYNC).isNotEmpty()
 
diff --git a/app/src/main/res/values/keys.xml b/app/src/main/res/values/keys.xml
index 6bc503a0d..15b7da07f 100644
--- a/app/src/main/res/values/keys.xml
+++ b/app/src/main/res/values/keys.xml
@@ -13,6 +13,7 @@
   <string name="caldav">CalDAV</string>
   <string name="etesync">EteSync</string>
   <string name="davx5">DAVx⁵</string>
+  <string name="tasks_org">Tasks.org</string>
   <string name="etesync_url">https://api.etesync.com</string>
   <string name="help_url_sync">https://tasks.org/sync</string>