LUFS Explained for Normal Humans (Spotify, TikTok and YouTube All Want Different Loudness in 2026)

Your podcast sounds quiet on Apple Podcasts but loud on Spotify. Your TikTok video gets crushed. Your YouTube intro is fine but the dialog is whisper level. The reason is loudness, measured in something called LUFS. Once you understand it, your audio sits right on every platform without re-mixing five times.

What LUFS actually means

LUFS stands for Loudness Units relative to Full Scale. Translation: it is a way to measure how loud audio sounds to human ears, not how loud it measures on a meter. The traditional dB measurement on most software shows you peak level, which is the highest single sample value. That is great for not clipping but terrible for matching loudness between songs because perceived loudness depends on average level over time, frequency content, and dynamic range, not just peaks.

Imagine two recordings. One has a quick loud crash at -1dB peak then dead silence. Another has constant music at -10dB peak. The first has a higher peak but sounds way quieter overall. LUFS captures the quieter overall feel. Peak measurements miss it.

The unit was standardized in 2011 (ITU-R BS.1770) and adopted by every major streaming platform between 2014 and 2018. By 2026, every platform you upload to has a target LUFS level and either normalizes your audio to match it or assumes you delivered something close.

The numbers that actually matter

Platform	Target Loudness (LUFS)	What happens if you are louder
Spotify	-14 LUFS	Turned down
Apple Music	-16 LUFS	Turned down
Apple Podcasts	-16 LUFS	Turned down
YouTube	-14 LUFS	Turned down
YouTube Music	-14 LUFS	Turned down
Tidal	-14 LUFS	Turned down
Deezer	-15 LUFS	Turned down
TikTok	-14 to -10 LUFS (varies)	Turned down
Instagram, Reels	-14 LUFS approximately	Turned down
Broadcast TV (US)	-24 LUFS	Possibly rejected
Broadcast TV (EU)	-23 LUFS	Possibly rejected
Spotify Podcast	-19 to -16 LUFS	Turned down
Amazon Music	-14 LUFS	Turned down

Why platforms have different targets

The targets are all about expected listening environment and content type.

Music streaming (-14): Designed for headphone and speaker listening with relatively low ambient noise. -14 LUFS is loud enough to be present but not crushing.

Podcasts (-16): Voice content benefits from slightly more headroom for expressive dynamics (whispering, shouting). -16 gives space for that without making whispers inaudible.

Apple Music (-16): Apple's audio philosophy favors preserved dynamic range over loudness. -16 keeps more dynamics intact.

Broadcast TV (-23 to -24): Way quieter target because TV viewers expect audio that does not vary wildly between shows and commercials. Strict regulations exist.

TikTok and short form (-14 to -10): The platform leans louder because short clips compete for attention and listeners often have notifications, music, or environmental noise mixing in.

What "integrated LUFS" means

When you measure LUFS, you get three numbers usually:

• Integrated LUFS: the average over the whole file. This is the number platforms target.
• Short term LUFS: a 3 second sliding average. Useful for catching loud moments.
• Momentary LUFS: a 400ms sliding average. The peakiest measurement.

For uploading, the integrated number is what you care about. If your integrated LUFS is -14 you match Spotify. If it is -10 you are 4dB too hot for Spotify and Spotify will turn you down.

The "loudness war" backstory

Through the 1990s and 2000s, masters got progressively louder because records that sounded louder on car radios stood out. Engineers crushed dynamics and pushed peaks until songs were averaging -7 to -5 LUFS in the late 2000s. The result was fatiguing music with no breathing room.

When streaming platforms started normalizing to -14 or -16 LUFS, the loudness war effectively ended for streaming. A song mastered at -7 gets turned down to -14 anyway. So mastering louder gives you nothing except worse dynamics and more listener fatigue.

The smart move in 2026 is mastering for the target. Make your music sound great at -14 LUFS without needing to be loud. Modern productions are returning to -10 to -14 master levels for that reason.

How to measure LUFS

Free desktop tools

Youlean Loudness Meter 2 (free version): The most popular free LUFS meter. Drop your file or run it on a track in your DAW. Shows integrated, short term, momentary LUFS plus loudness range. Get it at youlean.co.

FFmpeg loudnorm filter: If you are comfortable with command line, FFmpeg can measure and normalize LUFS in one command. Free, cross platform, fast.

Audacity: Has a built in loudness normalization tool that can read and adjust to a target LUFS. Less precise than dedicated meters but free and integrated.

EBU R128 plugins: Most pro DAWs include LUFS metering. Logic Pro has Loudness Meter built in, Pro Tools has Pro Limiter with LUFS readout, Reaper has the free ReaJS plugins.

Online tools

A few websites measure LUFS without installing anything. Drop the file, get a number. Useful for one off checks. Slower than desktop tools because the file uploads.

How to fix loudness without remixing

If you are too quiet

If your integrated LUFS is -22 and you want -14, you need to come up about 8dB. Two ways:

Gain plus limiter: Add 8dB of gain at the end of your chain, then add a brick wall limiter set to -1dB to catch peaks. The integrated LUFS rises by roughly 8 LUFS, the peaks stay safe.

Loudness normalization tool: Audacity, FFmpeg, and most DAWs can target a specific LUFS automatically. You set -14 and the tool boosts and limits to hit it.

Our volume booster applies controlled gain plus limiting in the browser, which is the simplest fix for quiet voice recordings or audio files that need to be louder.

If you are too loud

Reduce gain. That is it. If your integrated LUFS is -8 and you want -14, drop the gain by 6dB. The peaks come down with it. No limiter needed.

The platform will do this automatically if you upload too loud, but doing it yourself first means you keep control of how the loudness reduction interacts with your other processing.

If your dynamics are too wide

If your audio has whisper quiet sections and shouting loud sections, the integrated LUFS averages out somewhere in the middle but the listener still has to ride the volume knob.

Fix: gentle compression. A 2:1 ratio at a moderate threshold tightens the dynamic range without crushing it. Apply before your final loudness normalize step.

For voice recordings specifically, a multiband compressor is even better because it can tighten the low rumble and the high sibilance separately.

Specific advice per content type

Podcast

Target -16 LUFS integrated. True peaks no higher than -1 dBTP. Compress voice to a 6dB dynamic range or so for consistent listening. Roll off everything below 80Hz to remove rumble. Apply gentle EQ to reduce mud (200 to 400Hz cut of 2 to 3dB) and add presence (3 to 5kHz boost of 1 to 2dB).

Apple Podcasts and Spotify Podcast both normalize, so hitting exactly -16 is more important than being louder. If your podcast is -22 LUFS it will sound noticeably quieter than other shows because you cannot push it back up to compensate after their normalization.

Music for Spotify

Target -14 LUFS integrated. True peaks at -1 dBTP. Save the dynamic range. Modern mastering targets -10 to -8 LUFS for tracks that are meant to sound aggressive without normalization, but Spotify will reduce them to -14 anyway. So mastering at -10 to -12 is a reasonable balance, and -14 is also fine if you prefer the dynamics.

Music for Apple Music

Target -16 LUFS. Apple's "Sound Check" feature normalizes everything. Tracks louder than -16 get reduced. Tracks quieter stay quiet (Apple does not boost quiet tracks). So undershoot at -17 is okay, overshoot at -10 will get reduced.

YouTube videos

Target -14 LUFS. YouTube normalizes audio on most uploads. Anything louder gets reduced, anything quieter stays quiet. The dialog level should sit around -19 LUFS short term during conversation, with music at -22 LUFS short term.

TikTok and Reels

Target -14 LUFS or slightly louder for vibe driven clips. The platform is more permissive than music streaming because attention competition is intense. -10 to -14 LUFS works depending on the type of content. Voice clips lean toward -14, dance clips can lean toward -10.

Broadcast TV or radio

US: -24 LUFS (CALM Act). EU: -23 LUFS (EBU R128). These are strict legal requirements. If you deliver too loud, the broadcast can be rejected or fined. Use a dedicated loudness meter and normalize precisely.

The "true peak" thing

You will see "true peak" or "dBTP" mentioned in loudness specs. True peak is the actual maximum audio level when accounting for inter sample peaks, which standard meters miss. After codec conversion (when your file gets compressed to AAC or MP3), inter sample peaks can rise above what your peak meter showed during mastering. If your peaks were at -0.1dB on a peak meter, the encoded file might actually clip.

The fix is to limit your true peaks to -1dBTP (or -2dBTP for safety). Most modern limiters have a True Peak mode that you should turn on.

For most uploads, true peak at -1dBTP is the safe target. If you mastered to -0.1dB peak and uploaded, you might hear distortion in some playback environments because of inter sample issues.

Practical workflow for one off uploads

Here is the simplest possible workflow for someone who just wants their audio to sound right:

1. Make your audio. Music, voice, podcast, whatever.
2. Apply gentle compression if dynamics are wide (whisper to shout in the same recording).
3. Open Youlean Loudness Meter (free) and play your file. Note the integrated LUFS.
4. If too quiet: add gain plus a brick wall limiter at -1dBTP. Re-measure.
5. If too loud: reduce gain. Re-measure.
6. Aim for the target of your destination platform from the table above.
7. Export and upload.

The whole process takes 5 minutes once you have done it a couple of times. After that, you start producing material that lands on target without measuring every time because your ears get calibrated.

Common mistakes

Mastering too loud "to compete". The platforms normalize. Loud masters get reduced. The competition aspect is over for streaming.

Forgetting about true peaks. Setting limiter ceiling to 0dB instead of -1dBTP causes intersample distortion after encoding.

Targeting the wrong number for the platform. Mastering at -14 for a podcast that goes to Apple Podcasts means it gets turned down to -16, sounding 2dB quieter than other shows.

Confusing peak dB with LUFS. A song peaking at -1dB and a song peaking at -1dB can be 10 LUFS different in perceived loudness.

Listening at high volume to "check loudness". Always reference at moderate volume. Loud listening fools your ears.

Normalizing every track to peak instead of integrated LUFS. Peak normalization is meaningless for streaming. Integrated LUFS is what matters.

Loudness for different listening situations

One important nuance. The targets above assume "average listening" environments. If your audience listens in a noisy car or on a phone speaker outside, even -14 LUFS can feel quiet. Some podcast and music creators master slightly louder for those audiences and accept the platform reduction because they want the perceived experience to be loud across listening environments.

Apple has Sound Check that you can disable as a listener. Spotify has a similar setting. So the platform normalization is partially under listener control too. Smart audiences turn it on, casual users may have it off.

FAQ

What LUFS should my podcast be in 2026?

-16 LUFS integrated, with true peaks at -1 dBTP. Apple Podcasts and Spotify Podcast both target this range.

What LUFS does Spotify use?

Spotify normalizes to -14 LUFS for music. Tracks louder than that get turned down. Tracks quieter than that stay quiet (Spotify Premium can boost them, Free tier does not).

Why does my song sound quieter than other songs on Spotify?

Either your integrated LUFS is below -14 (so Spotify did not need to reduce you), or your master has narrow dynamics that perceptually feel quieter even at the same LUFS. Modern productions sometimes overdo dynamics and end up "loud on paper, quiet to ears".

Can I measure LUFS for free?

Yes. Youlean Loudness Meter 2 has a free version. Audacity and FFmpeg both measure LUFS. Most DAWs include LUFS meters now.

What is the difference between LUFS and dB?

dB measures level (often peak). LUFS measures perceived loudness over time. Two files with the same dB peak can have very different LUFS depending on how dense the audio is.

Should I master my music at -14 LUFS or louder?

For Spotify, YouTube, and Tidal, mastering at -14 means no reduction is applied. Mastering louder gets you turned down anyway. -10 to -12 is a reasonable middle ground if you want some loudness presence preserved before normalization.

What does -1 dBTP mean?

1 dB below true peak full scale. It is a safety margin for true peaks (intersample peaks that can clip after encoding). Setting your limiter ceiling to -1 dBTP prevents distortion after MP3, AAC, or OPUS encoding.

Is loudness war still a thing in 2026?

Mostly no, for streaming. Platforms normalize so loud masters get turned down anyway. The loudness war effectively ended around 2018 to 2020. Some genres (EDM, dance) still chase loudness but most others have returned to dynamic mastering.

The TL;DR

LUFS is how platforms measure perceived loudness. Spotify, YouTube, and Tidal target -14 LUFS. Apple Music and Apple Podcasts target -16. Broadcast TV is -23 to -24. Hit your target and your audio sounds correct on the platform without being turned down. Use Youlean Loudness Meter (free) to measure, and apply gain plus a true peak limiter at -1dBTP to fix. Boost quiet files in your browser with our volume booster which applies gain plus auto limiting safely.