What is Audio Waveform & How to Generate Audio Waveform for Social Media?

Learn how to generate Audio Waveform using Recast Studio. Discover the best tools to make a waveform and some tips to keep in mind while you generate one.

20 apr 2024

Table of Contents

Table of Contents

Table of Contents





Social media marketers are always looking for new content formats to engage their audience. One such content format that’s rapidly gaining popularity on social media is audio waveforms. Showing dry audio files to the audience is not as interesting or entertaining as watching videos. This is where audio waveforms come in. It’s a new way of sharing your music or podcast with the audience and gaining listeners.

A waveform takes your audio podcast or music and transforms the sound into fun, sound wave images. Your followers know what to expect without listening by seeing the rises and dips of volume. 

Tools like Recast Studio make weaving these sonic snapshots simple. In this article, we will explore what an audio waveform is. We will see why using these audio wave visualizers can boost your social shares. We will also learn how to generate your own audio waveform using Recast Studio.

Let us learn how to transform dry and boring files into engaging wave effects online, and we can help more audiences discover your content. First, let us know what is an audio waveform below.

What is an Audio Waveform?

So, what is an audio waveform? An audio waveform is the visual form of an audio file. It represents volume by way of a simple graph. The horizontal axis represents time. On the vertical axis, the volume is depicted. High peaks represent the loud ones. Low troughs mean quiet moments.

Basically, an audio waveform allows you to "see" your audio. The ebbs and flows of the line, tracing the highs and lows, can tell the story of your audio visually. Whether it is a single note, a voiceover, or a song. These waveform visualizers give auditory files an appealing graphic identity you can recognize without sound.

This property makes audio waveforms useful for promoting audio content on social media. Now, you know that Facebook, Twitter (X), and Instagram are highly visual. So, including eye-catching visual elements like soundwave audios with your posts can boost engagement.

Waveforms also give followers a sense of what to expect from the audio. Hence, they will be able to learn about your post without playing the actual file every time. Further, they can tell if it is a song, a podcast episode, or an interview based on the waveform patterns. 

There are 4 types of waveforms -

  • Sine

  • Square

  • Triangle

  • Sawtooth

Why you should use an Audio Waveform for your Social posts?

A lot of people love to watch the wave effect online. While you are creating a podcast, you must understand the right way to promote it. Now, with Recast Studio, you can get tools like Podcast Visualizer, Podcast Snipper Maker, Podcast Clip Maker, and a lot more to help you with promotion. 

In addition to all these, an audio waveform allows you to create impactful visual waves. The primary benefits of using this are:

  • Engaging audience: Audio that can engage listeners and convey information virtually. Some advantages make audio waveforms beneficial for promoting audio-based content on social networks. As visual scroll-feed environments, social platforms demand visually stimulating posts that catch users' eyes. 

  • Add amazing features: Audio waveforms transform audio files into fascinating visual elements. Further, with the flashy animations of the rises and falls in sound, waveforms can give listeners a clear preview of your audio before they click play. Waveforms also make audio posts more universally accessible. 

Also, many social users see content on mute, keeping waveform animations engaging even without sound. Waveform visualizations sidestep an audio/no audio divide, ensuring your message reaches diverse audiences regardless of device settings.

Additionally, a study by BuzzSumo suggests Facebook posts with images see 2.3 times more engagement than those without. 

Why should you post audiograms on social media?:

Are you a podcast creator? If so, then posting audiograms is one of the best ways to promote your show on social media. Why? Here are 5 reasons that you should definitely consider:

  1. You can attract new audiences and subscribers by sharing exciting podcast snippets in audio waveforms using Recast Studio.

  2. Additionally, you can also share your episodes on social networks like Instagram, Facebook, and Twitter. 

  3. The visual engagement generated by audio waveform visualizers helps boost the reach of your podcast posts. 

  4. Further, this will also make your audio posts stand out from plain text. 

  5. With audiograms, both your fans and new listeners can easily preview upcoming episodes.

5 tools to generate amazing Audio Waveform

So, are you also looking to create an audio waveform? Well, there are so many tools available out there, and it can be confusing when you should select just one. So, to help you out and reduce the hassle, we have listed the top 5 in the category.

Here are the top tools you can use to make audio waveforms – 

  1. Recast Studio

Recast Studio is a popular all-in-one podcast marketing tool. It has a handy sound wave image creator. It boasts various advanced features such as AI shorts generation, podcast summary creation, podcast snippet maker, and an automatic subtitle generator, all designed to streamline your workflow.

Users can upload audio to generate high-quality waveform videos of any duration. It offers controls to customize colors, add captions, and export them in standard sizes for different social networks. 

Additionally, Recast Studio supports the integration of progress bars, animated text, GIFs, and emojis to enrich your visual content. Further, Recast Studio includes a complimentary trial period, allowing you to test its capabilities.

The user-friendly platform offers swift processing and compatibility across multiple audio formats. Moreover, this tool is ideal for beginners and intermediate users who need free editing software with an easy-to-use interface and essential features.

  1. Audiogram

Audiogram is an online audio waveform generator. You can upload an audio file to get vibrant waveform animations within minutes. It provides shapes, colors, and template options.

Users can also automatically generate captions from speech-to-text for a hands-free experience. However, the free version only allows monthly export of up to 3 clips.

  1. Headliner

Headliner focuses on podcast marketing and lets users create waveform animations, episode descriptions, and full social posts. It pulls in audio metadata to generate clips and has automated publishing tools, too. 

Additionally, a free 7-day trial is available before costs range from $19-99 per month based on usage. 

  1. Wavve

As a simple yet powerful app, Wavve helps craft "snackable" videos perfect for Instagram, Snapchat, and other platforms. Users can customize color palettes, and add shapes and text styles in just a few taps. 

Wavve also offers basic video editing tools and auto-generated highlights for audio clips. Additionally, the free version allows 3 exports per week, which is plenty for most users.

  1. Auphonic

While not a dedicated waveform tool, Auphonic is an audio editing platform with waveform previews that can be useful. Also, AI optimizes audio quality and detects clips, chapters, and captions automatically.

Podcasters can leverage these features without any extra effort to generate quality social updates and boost listenership over time.

How do you generate a Waveform from your audio?

Here is a step-by-step guide to generating a waveform visualizer using Recast Studio:

1. Sign up and log in to your Recast Studio account. Now, you will be able to see your dashboard on the screen. 

The signup box of recast studio is shown for podcasters to create waveform for their social media

2. At the top, there is an option to either upload a new podcast or use an existing one. Also, you will see a title that says ‘Create Audiogram & Video Clips.’ There are two options underneath; click on one as you need.

As of now, let us move ahead with the AI option. No, you will get the screen as below:

Upload option is shown in the recast studio's tool that users can use to create audio waveform

3. Here, you must select the episode you wish to work with. Since, we are working with creating the audio waveform, select the option audio.

Uploading the audio option is shown in the recast studio's tool that users can use to create audio waveform

4. Now, you will be able to see the list of audios available. Click on the one that you need to work with. Here, you will see a new window open.

 5 reasons why audiograms are good on social media

5. Further select the language that you wish to move ahead with and click on “Create Project.”

Now, the AI will start working on the file.

An episode of beerbiceps podcast is uploading to create audiogram waveform using the recast studio
  1. Here, you will be able to see the template options for editing and completing the process.

    A template for editing the audio from podcast inside the recast studio tool

  2. Lastly, play it and check if it is in sync with your need. Download and share with the audience.

Finally, you have completed the process of generating the audio waveform. 

Tips to make the best Audiograms

  • Use high-quality audio without noise or distortions

  • Select eye-catching segments that intrigue listeners

  • Focus on impactful quotes, revelations, or humorous moments

  • Keep clip lengths between 15-60 seconds based on platform

  • Add meaningful captions that don't give away the whole story

  • Optimize for hashtags, be consistent with branding

  • Schedule regular clip posts between full episode releases

  • Promote clips on guest social accounts to expand reach


Transforming your audio content into captivating waveform visualizations is an effective way to promote your podcasts, music, or any audio projects. These visual representations of sound waves allow your followers to quickly understand what's coming up.

Tools like Recast Studio simplify the creation of these waveforms. Craft your waveform videos with care, optimizing the lengths appropriate for each social media platform.

Firstly, get creative with the selection of colors and styles to make your visuals stand out. Additionally, a regular flow of audiograms between your full releases will maintain audience engagement.

Furthermore, with the help of sound wave images from Recast Studio, you can convert the unseen world of sound into captivating visuals that grab attention. Finally, keep experimenting with new formats and designs to keep your visual content fresh and appealing.

FAQ’s on Audio Waveform: 

  1. How long should my audio waveform video be?

You can aim for 15-60 seconds, depending on the platform. Instagram and Facebook prefer shorter lengths, between 15-30 seconds. Twitter (X) allows up to 60 seconds.

  1. Can I customize the design of the waveform using Recast Studio?

Recast Studio offer deep customization options for colors, fonts, overlays, and more to create unique wave effects online. You can also get pre-defined templates on this platform.

  1. Are there any copyright issues with using audio waveforms?

As long as you own the rights to the original audio, using short clips and waveforms for promotional purposes on social media should not cause copyright issues. 

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