diff --git a/src/config.rs b/src/config.rs
index a4fc31d..e895ee8 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -54,6 +54,7 @@ impl FileConfig {
                         pitch_semitones: c.pitch.unwrap_or(0.0),
                         formant_ratio: c.formant.unwrap_or(1.0),
                         effects: c.effects.clone().unwrap_or_default(),
+                        gain: 1.0,
                     })
                     .collect()
             })
diff --git a/src/dsp/chain.rs b/src/dsp/chain.rs
index 7e5dfe0..d731905 100644
--- a/src/dsp/chain.rs
+++ b/src/dsp/chain.rs
@@ -132,6 +132,7 @@ impl Processor {
             formant,
             gate_db,
             gain,
+            preset_gain,
             mute,
             record,
             mode,
@@ -149,6 +150,7 @@ impl Processor {
                 preset.formant_ratio * ratio_from_semitones(ctrl.formant_delta),
                 ctrl.gate_threshold_db,
                 ctrl.gain,
+                preset.gain,
                 ctrl.mute,
                 ctrl.record,
                 ctrl.mode,
@@ -222,7 +224,7 @@ impl Processor {
             }
 
             for s in mono.iter_mut() {
-                *s *= gain;
+                *s *= preset_gain * gain;
             }
         }
 
diff --git a/src/dsp/presets.rs b/src/dsp/presets.rs
index 40fce43..c5f78af 100644
--- a/src/dsp/presets.rs
+++ b/src/dsp/presets.rs
@@ -14,6 +14,8 @@ pub struct Preset {
     pub formant_ratio: f32,
     /// Effects applied in order after pitch/formant.
     pub effects: Vec<EffectSpec>,
+    /// Output makeup gain so every preset sounds equally loud.
+    pub gain: f32,
 }
 
 #[derive(Clone, Copy, Debug, Serialize, Deserialize)]
@@ -79,18 +81,21 @@ fn builtin_presets() -> Vec<Preset> {
             pitch_semitones: 0.0,
             formant_ratio: 1.0,
             effects: vec![],
+            gain: 1.10,
         },
         Preset {
             name: "Girl / Anime".into(),
             pitch_semitones: 5.0,
             formant_ratio: 1.25,
             effects: vec![],
+            gain: 1.50,
         },
         Preset {
             name: "Boy".into(),
             pitch_semitones: 3.0,
             formant_ratio: 1.12,
             effects: vec![],
+            gain: 1.00,
         },
         Preset {
             name: "Manly / Deep".into(),
@@ -101,6 +106,7 @@ fn builtin_presets() -> Vec<Preset> {
                 ratio: 3.0,
                 makeup_db: 2.0,
             }],
+            gain: 1.50,
         },
         Preset {
             name: "Demon".into(),
@@ -117,6 +123,7 @@ fn builtin_presets() -> Vec<Preset> {
                     wet: 0.4,
                 },
             ],
+            gain: 1.00,
         },
         Preset {
             name: "Robot".into(),
@@ -135,6 +142,7 @@ fn builtin_presets() -> Vec<Preset> {
                     target: 0.6,
                 },
             ],
+            gain: 6.00,
         },
         Preset {
             name: "8-bit".into(),
@@ -146,6 +154,7 @@ fn builtin_presets() -> Vec<Preset> {
                 max_gain: 32.0,
                 target: 0.6,
             }],
+            gain: 1.00,
         },
         Preset {
             name: "Alien".into(),
@@ -162,6 +171,7 @@ fn builtin_presets() -> Vec<Preset> {
                     wet: 0.4,
                 },
             ],
+            gain: 5.50,
         },
         Preset {
             name: "Radio".into(),
@@ -180,6 +190,7 @@ fn builtin_presets() -> Vec<Preset> {
                     makeup_db: 6.0,
                 },
             ],
+            gain: 1.00,
         },
         Preset {
             name: "Megaphone".into(),
@@ -201,6 +212,7 @@ fn builtin_presets() -> Vec<Preset> {
                     makeup_db: 4.0,
                 },
             ],
+            gain: 1.60,
         },
         Preset {
             name: "Ghost".into(),
@@ -218,6 +230,7 @@ fn builtin_presets() -> Vec<Preset> {
                     wet: 0.5,
                 },
             ],
+            gain: 1.00,
         },
         Preset {
             name: "Cyborg".into(),
@@ -236,6 +249,7 @@ fn builtin_presets() -> Vec<Preset> {
                     target: 0.6,
                 },
             ],
+            gain: 1.20,
         },
         Preset {
             name: "Chipmunk".into(),
@@ -247,6 +261,7 @@ fn builtin_presets() -> Vec<Preset> {
                 max_gain: 8.0,
                 target: 0.5,
             }],
+            gain: 1.00,
         },
         Preset {
             name: "Helium".into(),
@@ -257,6 +272,7 @@ fn builtin_presets() -> Vec<Preset> {
                 rate_hz: 0.6,
                 wet: 0.3,
             }],
+            gain: 1.20,
         },
         Preset {
             name: "Vader".into(),
@@ -267,6 +283,7 @@ fn builtin_presets() -> Vec<Preset> {
                 damp: 0.3,
                 wet: 0.35,
             }],
+            gain: 2.80,
         },
         Preset {
             name: "Telephone".into(),
@@ -285,6 +302,7 @@ fn builtin_presets() -> Vec<Preset> {
                     makeup_db: 8.0,
                 },
             ],
+            gain: 1.00,
         },
         Preset {
             name: "Growl".into(),
@@ -301,6 +319,7 @@ fn builtin_presets() -> Vec<Preset> {
                     wet: 0.3,
                 },
             ],
+            gain: 1.00,
         },
     ]
 }