diff --git a/app/src/main/java/com/kylecorry/trail_sense/shared/views/MaterialSpinnerView.kt b/app/src/main/java/com/kylecorry/trail_sense/shared/views/MaterialSpinnerView.kt
index d3feea1cc..f5c1c9fac 100644
--- a/app/src/main/java/com/kylecorry/trail_sense/shared/views/MaterialSpinnerView.kt
+++ b/app/src/main/java/com/kylecorry/trail_sense/shared/views/MaterialSpinnerView.kt
@@ -3,6 +3,9 @@ package com.kylecorry.trail_sense.shared.views
 import android.content.Context
 import android.util.AttributeSet
 import android.widget.FrameLayout
+import androidx.core.text.bold
+import androidx.core.text.buildSpannedString
+import androidx.core.text.scale
 import com.google.android.material.textfield.TextInputEditText
 import com.google.android.material.textfield.TextInputLayout
 import com.kylecorry.andromeda.pickers.Pickers
@@ -14,6 +17,7 @@ class MaterialSpinnerView(context: Context, attrs: AttributeSet?) : FrameLayout(
     private val holder: TextInputLayout
     private var listener: ((Int?) -> Unit)? = null
     private var items: List<String> = listOf()
+    private var descriptions: List<String> = listOf()
 
     var selectedItemPosition: Int = 0
         private set
@@ -27,7 +31,32 @@ class MaterialSpinnerView(context: Context, attrs: AttributeSet?) : FrameLayout(
         holder = findViewById(R.id.material_spinner_holder)
 
         edittext.setOnClickListener {
-            Pickers.item(context, holder.hint ?: "", items, selectedItemPosition) {
+            val pickerItems = items.mapIndexed { index, item ->
+                buildSpannedString {
+                    val hasDescription = descriptions.getOrNull(index)?.isNotBlank() == true
+                    if (hasDescription) {
+                        bold {
+                            append(item)
+                        }
+                    } else {
+                        append(item)
+                    }
+                    if (hasDescription) {
+                        append("\n")
+                        scale(0.2f) {
+                            append("\n")
+                        }
+                        scale(0.65f) {
+                            append(descriptions[index])
+                        }
+                        scale(0.2f) {
+                            append("\n")
+                        }
+                    }
+                }
+            }
+
+            Pickers.item(context, holder.hint ?: "", pickerItems, selectedItemPosition) {
                 it ?: return@item
                 setSelection(it)
             }
@@ -38,6 +67,10 @@ class MaterialSpinnerView(context: Context, attrs: AttributeSet?) : FrameLayout(
         this.items = items
     }
 
+    fun setDescriptions(descriptions: List<String>) {
+        this.descriptions = descriptions
+    }
+
     fun setSelection(position: Int) {
         selectedItemPosition = position
         listener?.invoke(position)
diff --git a/app/src/main/java/com/kylecorry/trail_sense/tools/tides/ui/CreateTideFragment.kt b/app/src/main/java/com/kylecorry/trail_sense/tools/tides/ui/CreateTideFragment.kt
index 5cf3ab781..c02779dbb 100644
--- a/app/src/main/java/com/kylecorry/trail_sense/tools/tides/ui/CreateTideFragment.kt
+++ b/app/src/main/java/com/kylecorry/trail_sense/tools/tides/ui/CreateTideFragment.kt
@@ -65,7 +65,18 @@ class CreateTideFragment : BoundFragment<FragmentCreateTideBinding>() {
             EstimateType.LunitidalIntervalManualLocal to getString(R.string.lunitidal_interval_local),
             EstimateType.LunitidalIntervalManualUTC to getString(R.string.lunitidal_interval_utc),
             EstimateType.TideModel to getString(R.string.tide_model_auto),
-            EstimateType.Harmonic to getString(R.string.harmonic) + " (!! NEED TO MANUALLY INSERT INTO DB !!)"
+            EstimateType.Harmonic to getString(R.string.harmonic)
+        )
+    }
+
+    private val estimateTypeDescriptionMap by lazy {
+        mapOf(
+            EstimateType.Clock to getString(R.string.tide_estimation_description_tide_clock),
+            EstimateType.LunitidalIntervalAuto to getString(R.string.tide_estimation_description_lunitidal_interval_auto),
+            EstimateType.LunitidalIntervalManualLocal to getString(R.string.tide_estimation_description_lunitidal_interval_local),
+            EstimateType.LunitidalIntervalManualUTC to getString(R.string.tide_estimation_description_lunitidal_interval_utc),
+            EstimateType.TideModel to getString(R.string.tide_estimation_description_tide_model),
+            EstimateType.Harmonic to "!! NEED TO MANUALLY INSERT INTO DB !!"
         )
     }
 
@@ -117,6 +128,9 @@ class CreateTideFragment : BoundFragment<FragmentCreateTideBinding>() {
         binding.estimateAlgorithmSpinner.setItems(
             estimateTypes.map { estimateTypeNameMap[it] ?: "" },
         )
+        binding.estimateAlgorithmSpinner.setDescriptions(
+            estimateTypes.map { estimateTypeDescriptionMap[it] ?: "" }
+        )
         binding.estimateAlgorithmSpinner.setSelection(0)
 
         binding.estimateAlgorithmSpinner.setOnItemSelectedListener { position ->
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 0702f6e76..e4347597f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1514,4 +1514,9 @@
     <string name="nearby_beacons">Nearby beacons</string>
     <string name="pref_tide_model_enabled" translatable="false">pref_tide_model_enabled</string>
     <string name="tide_model_auto">Tide model (auto)</string>
+    <string name="tide_estimation_description_tide_clock">Uses the clock to estimate tides. Requires at least one known tide.</string>
+    <string name="tide_estimation_description_lunitidal_interval_auto">Uses the moon\'s position to estimate tides. Requires at least one known tide.</string>
+    <string name="tide_estimation_description_lunitidal_interval_local">Uses the moon\'s position to estimate tides. Requires the local lunitidal interval and the location.</string>
+    <string name="tide_estimation_description_lunitidal_interval_utc">Uses the moon\'s position to estimate tides. Requires the UTC lunitidal interval.</string>
+    <string name="tide_estimation_description_tide_model">Uses a built-in tide model to estimate tides for the entered location or your location if none is entered.</string>
 </resources>
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 9dbb35fe6..1eb3434bf 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ androidXTestRunner = "1.6.2"
 androidXTestUiAutomator = "2.3.0"
 androidXArchCore = "2.2.0"
 androidXCoreRemoteViews = "1.1.0"
-andromedaVersion = "11.2.0"
+andromedaVersion = "11.3.0"
 cameraxVersion = "1.4.0"
 coreKtx = "1.15.0"
 appcompat = "1.7.0"