How does replacing lyrics in a song with AI work in Moleculai?

Describe the genre, mood, tempo, and instruments - the AI generates a track in 30-60 seconds. You can set a style: pop, rock, electronic, jazz, hip-hop, classical, and more. The finished track is ready to listen to, download, and use in your own projects. Great for podcasts, videos, ads, and personal projects.

Can AI change the lyrics in a song?

Yes - the platform can generate songs with vocals from your own lyrics. Provide the text, genre, and mood, and the AI creates a track with a vocal part. Great for demos, greeting songs, and creative experiments. You can adjust the vocal style and arrangement through your prompt.

How much does it cost to change a song's lyrics?

Audio generation is available on all of Moleculai's paid plans. The Pro plan (≈$20/mo) includes a basic generation limit. Expert (≈$94/mo) gives you expanded features. Try it free after signing up. It's cheaper than hiring a composer or buying stock music licenses.

What genres does AI-powered lyric replacement support?

The generator works with dozens of genres and styles: pop, rock, electronic, hip-hop, jazz, classical, ambient, lo-fi, metal, folk, and more. You can combine styles in one prompt - a jazz beat with electronic elements, for example. The more precisely you describe the mood and instruments, the closer the result gets to your vision. Every generation is unique.

Can I use AI-rewritten song lyrics commercially?

Generated tracks belong to you and are cleared for commercial use - in YouTube videos, ads, podcasts, mobile apps, and streams. It's a legal alternative to stock music with no monthly licenses. Every track is unique, so there's no risk of copyright claims. Recommended for small businesses, creators, and independent content producers.

64+ models

Song Lyric Replacement change a song's lyrics while keeping the melody

AI swaps in new lyrics — names, events, dedications. The melody and rhythm stay exactly the same.

64+ models in one place

Works right in the browser

All payment methods

Ready-made prompts

Background track for a video
Calm instrumental lo-fi: warm piano, a soft vintage drum loop, light vinyl crackle, 75 BPM, a cosy evening mood, no vocals.
Song with vocals
A warm pop ballad in English, female vocals, acoustic guitar and soft strings, a heartfelt chorus, 80 BPM.
Beat for Reels
An energetic electronic beat for short video: thick bass, bright synths, a tight groove, 124 BPM, no vocals.
Song lyrics
Write lyrics on my subject: two verses and a chorus, vivid images instead of generic words, an even line rhythm that is easy to sing.
Rock unplugged
An acoustic cover of a rock ballad: live guitar, light percussion, male vocals with a rasp, an intimate small-room sound, 70 BPM.

Examples created by our users

Why Moleculs.ai

A straightforward way to work with AI

One subscription, one payment
One balance for every model - no separate plan for each service
Works right in the browser
Nothing to install or configure - open a tab and start
Every AI model in one place
Text, images, video, and music - under one subscription
Clear, simple interface
Clear, native Russian across the entire product - no translation, no guesswork
Quick start
Sign up in a minute, no complicated setup - straight to work
No access restrictions
Nothing gets blocked - available anytime

Why replace the lyrics in a song?

Want to personalize a favorite song? AI replaces the lyrics while keeping the original sound.

Personalization
Put the name of the birthday person, couple, or friend into the lyrics.
Parodies
A funny alternate lyric set to a popular song's melody.
Corporate Versions
Lyrics about your company set to a well-known tune.
Wedding Songs
A hit reworked around the couple's story.
Study Songs
Formulas and rules as a catchy, memorable lyric.
Themed Rewrites
Any occasion - a holiday, a birthday, New Year's.

All of it in a single window. Pick a task, write a short prompt, and get a draft instantly - easy to fine-tune to your voice.

How to replace lyrics in a song

Step 01
Upload the Song
Add the audio file with the original song.
Step 02
Provide the New Lyrics
Write new words or set a theme - the AI fits the lyrics to the rhythm.
Step 03
New Version Generation
The AI replaces the vocals with the new lyrics, keeping the melody and arrangement.
Step 04
Listen and Download
Check how the new lyrics sound and save the track.

What our users say

Real reviews from our Telegram community

Why choose Moleculs.ai

One access point for every model - without the limits of using just a single provider

	Moleculs.ai	Other services
All the top models in one subscription
Works right in the browser
Professional roles and presets
Free trial period
User support
Projects for task-based work	Beta
Response language setting

with Moleculs.ai, it's faster and more cost-effective

with Moleculs.ai you get dozens of models in one subscription, clear limits, and ready-made presets that save time. The tool helps you scale content, work as a team, and automate routine tasks without extra costs. All of it faster, simpler, and cheaper than piecing together separate tools.

Choose a plan for your needs

Answers to questions

Describe the genre, mood, tempo, and instruments - the AI generates a track in 30-60 seconds. You can set a style: pop, rock, electronic, jazz, hip-hop, classical, and more. The finished track is ready to listen to, download, and use in your own projects. Great for podcasts, videos, ads, and personal projects.

Try Moleculs.ai right now

Describe your task in one field - get a finished result in minutes. Moleculs.ai brings together the best AI models for text, images, video, and voiceovers in one interface. Start with a free generation, then subscribe for a larger token limit: write text, scale content, and switch between models without juggling extra tools.