Slow Down Your AIFF For Free Online

How to Slow Down AIFF Files Easily

01
Sign Up and Import Your Video
Sign up for Descript, then start a new project. Drag and drop your AIFF file into the project window to begin. This intuitive interface makes it easy to manage your audio files and get started with editing right away.
02
Adjust Clip Speed and Duration
Once your AIFF file is uploaded, navigate to the "Layer" option on the right-hand panel. Here, you can adjust the clip speed under "Duration" by either dragging in the "Speed" and "Duration" boxes or typing a specific multiplier. This allows for precise control over the playback speed of your audio.
03
Publish and Export Your Optimized AIFF
When ready, click 'Publish' and navigate to the 'Export' tab. Here, you can post or download your optimized AIFF file. Configure your export settings according to your needs and click 'Export' to save the file to your desired location. This ensures your audio is ready for use.

Effortlessly Slow Down AIFF Files with Precision

Adjust frame rate & playback speed
With Descript, adjusting the frame rate and playback speed of your AIFF files is a breeze. Whether you need to slow down audio for detailed analysis or speed it up for quick reviews, Descript offers precise control to match your specific needs, enhancing your workflow efficiency.
Apply slow motion, time lapse, and other video effects
Enhance your videos effortlessly with Descript's powerful features. Apply slow motion to highlight key moments, create time lapses for dynamic storytelling, and add various video effects to captivate your audience. Whether you're slowing down an AIFF file or crafting engaging content, Descript makes it simple and effective.
Upgrade audio quality in one click
Enhance your audio effortlessly with Descript's one-click upgrade feature. Whether you're slowing down AIFF files or refining your podcast, this tool ensures top-notch sound quality instantly. Elevate your content without the hassle of complex editing, making your audio projects sound professional and polished.

More than a file editor

Descript is an AI-powered audio and video editing tool that lets you edit podcasts and videos like a doc.

Collaboration
Collaborate seamlessly with Descript to slow down AIFF files, ensuring every team member can contribute and refine audio projects effortlessly.
Multi-track editor
Effortlessly slow down AIFF files with Descript's multi-track editor, allowing precise adjustments across multiple audio tracks.
Studio Sound
Enhance your AIFF files with Descript's Studio Sound, ensuring crystal-clear audio even when slowing down your tracks.
Text-based editing
Effortlessly slow down AIFF files with Descript's text-based editing, allowing precise control over audio speed through simple text commands.

Don’t just take our word for it

With a 4.6-out-of-5-star rating and a bunch of distinctions on G2, Descript’s users have declared it an industry standard in the video and podcasting world.

2025

Best Software

Video Editing

Text to Speech

Screen and Video Capture

“With Descript I'll be able to at least double my content output since editing is taking one-quarter the time it used to.”

Donna B.

“With Descript we can create videos for our YouTube channel and our LinkedIn page much faster and with high quality.”

Balázs N.

“Descript has made cleaning up and creating my educational videos into professional presentations [possible] without needing extensive technical computer skills.”

Barbara C.

“Descript makes recording and editing audio and video a breeze. It's advanced features have streamlined my workflows, saving me a lot of time usually spent editing.”

Roderick F.

“The collaborative tools streamline teamwork, allowing my team and me to work efficiently together on projects. Overall, Descript enhances productivity and simplifies the editing process.”

Aldrich M.

“Transcription based editing makes the process much faster…All in all, a must have editor for most audiences, especially in SaaS marketing.”

Nidhin M.

Surely there’s one for you

Free

no credit card required

Start your journey with text-based editing

Get started

1 transcription hour / month

Export 720p, with watermarks

Limited trial of Basic AI Actions

Limited trial of AI Speech

Hobbyist

$16

per person / month, billed annually

Elevate your projects, watermark-free

Get started

10 transcription hours / month

Export 1080p, watermark-free

20 uses / month of Basic AI Actions suite including Filler Word Removal, Studio Sound, Draft Show Notes, Create Clips, and more

30 minutes / month of AI speech with stock AI speakers and custom voice clones

5 minutes / month of avatars

Questions? We have answers

What audio formats does the Slow Down AIFF tool support besides AIFF?
Besides AIFF, the Slow Down AIFF tool supports a variety of audio formats including MP3, WAV, and FLAC. This ensures compatibility with a wide range of audio files, making it versatile for different user needs.
Can I adjust the speed incrementally with the Slow Down AIFF tool?
Yes, you can adjust the speed incrementally with the Slow Down AIFF tool. It allows for precise control over playback speed, enabling you to slow down audio in small, customizable steps to suit your needs.
What pricing plans does Descript offer for individual users?
Descript offers three pricing plans for individual users: Free, Creator, and Pro. The Free plan provides basic features, while the Creator plan, at $12 per month, includes advanced editing tools. The Pro plan, at $24 per month, offers additional premium features for professional use.
Does Descript provide any collaboration features for team projects?
Yes, Descript offers robust collaboration features for team projects. Team members can edit, comment, and share files in real-time, ensuring seamless communication and efficient workflow. This makes it easy to work together on audio and video projects, regardless of location.