Open Source Voice Changer in 2024 [Win & Android]

Melissa Lee updated on Nov 14, 2024 to Voice Changer Tips

Open-source voice changers can be difficult to find. This article will help you find them on both Windows and Android and offer one of the best open-source voice changers in the process.

Open-source voice changers can be very handy and helpful to advanced users. However, they aren't exactly very easy to find. Not only because developers wish to keep their code a trade secret but also because creating open-source tools isn't exactly easy.

However, that doesn't mean you cannot find any open-source voice changers in 2024. There are many options, but the challenge is finding the best one available. And if you can't do it yourself, we are here to help.

In this article, we will explore the best open-source voice changer and some feasible free voice changer apps for Android and Windows. Therefore, let's get started and help you find the best open-source voice changer in 2024.

Open-Source Voice Changers Windows Free

Windows users get their hands on many things, including gaming, chatting software, video calling, conferencing, etc. That's why it's imperative to find free voice changer software that is also open-sourced.

Moreover, it must work with online chat or help you use any audio effect you like during a voice recording or call. To make it easier for you, here are three of the best open-source voice changers on Windows:

EqualizerAPO-Windows

EqualizerAPO is one of the leading and perhaps the best open-source voice changers available today. This remarkable system-wide equalizer has become the go-to option for Windows users, as it allows them to turn latency to zero in audio inputs. EqualizerAPO is a tool for the ages, as it has many great features, making it one of the favorites among users. 

This voice changer for Discord allows users to change their voice in real time and offers a vast array of voice filters. These features have made it the go-to option for advanced users and beginners alike, not only because of its almost unlimited number of voice filters but also because of its customization.

Besides that, you can create potential voice filters of your own by saving your customized ones. This sort of flexibility has made Equalizer APO the best open-source voice changer and virtual audio tool that you can find today.

               Pros                Cons
  • Morph voices with unlimited filters and voice effects (customizable)
  • Change latency according to your suited setting
  • Offer a high-quality interface to users
  • VST plugin makes it ideal for audio workstations
  • Integrate with MorphVox Pro, Discord, and most video games
  • Compatible with Windows only
  • Struggles to improve bass without distortion
  • Mainly reduces midrange volume without adding real bass depth
  • Reduces power and presence in the midrange
  • Limits overall volume and sound quality

Clownfish Voice Changer-Windows

Clownfish Voice Changer is another simple yet effective open-source voice-changing tool. This software may not be as top-tier as the other two on this list, but it does get the job done with intriguing sound effects and voice filters. It is easy for beginners to use Clownfish voice changer.

The anonymous voice changer allows you to use any audio effect during a voice recording or whether you're using it as a real-time voice changer. While the tool is simple, it offers a little customization, which can help you morph your voice in any twisted way you like.

               Pros                Cons
  • Easy integration with any voice-enabled software
  • Support live voice changing
  • Absolutely free to use
  • Lacks a lot of features
  • Only a few voice filters

Figaro-Windows, Linux, Mac

Figaro is a real-time, open-source voice modification program and soundboard that offers users a flexible way to modify their voice and play sound effects, especially useful when combined with virtual sound input/output devices.

It supports multiple operating systems, including Linux, Windows, and macOS, and provides both command-line and graphical interfaces, as well as a script for setting up hotkeys and automating tasks.

               Pros                Cons
  • Open-source and highly customizable
  • Supports various filters and effects (pitch-shift, echo, noise, etc.)
  • Allows users to define custom hotkeys for triggering sounds
  • Works across multiple operating systems (Linux, Windows, macOS)
  • Includes both command-line and graphical interfaces
  • Complex setup, especially for beginners
  • Requires installation of dependencies and command-line usage
  • Not very user-friendly for non-technical users
  • Some advanced features are still under development

Top Real-Time Voice Changers on Windows

1. EaseUS VoiceWave

EaseUS VoiceWave is a voice changer software designed to modify and enhance audio in real time, mainly for applications like streaming, gaming, and online calls. It offers various voice effects and customization options, allowing users to transform their voice instantly and add playful effects. Known for its user-friendly interface, VoiceWave is popular among beginners who want an easy, quick way to change their voice for fun or professional purposes.

You can turn the voice into a girl, robot, cartoon, or even celebrity for fun, making your online presence unique. Or try the latest AI voice model for a more immersive experience with realistic voices.

               Pros                Cons
  • It can use pitch, timbre, and tone to deliver your audio
  • The UI is very intuitive and seamless
  • It provides over 200 sound effects and 80+ AI voices
  • It can only support Windows for now
  • It can only provide limited functions in the free version

2. Voicemod

Voicemod is one of the most renowned all-in-one voice changers available today. This real-time voice changer has become the primary option for gamers, streamers, and anyone who wishes to induce fun during an online chat, such as a discord call or gaming session.

Voicemod offers more than 100 outstanding and customizable voice filters, and each one can help you morph your voice into anything you like. Besides the audio effects, you also get sound effects that help you modify the background. And the icing on the cake is that this tool is open-source as well.

               Pros                Cons
  • Very easy to use
  • Easy integration with games and software
  • A 100+ realistic voice filters
  • Affordable & cost-efficient
  • Shackled free version
  • Not many filters are available for free

3. MorphVox Pro

MorphVox Pro is another incredible open-source and free voice changer software. This remarkable voice-altering software is a renowned name in the gaming and chatting communities, as it has an array of incredible and hilarious voice effects.

Another reason MorphVOX stands out is its ability to morph your voice in real-time. So, if you're a gamer who wishes to prank their friends or induce a few laughs while using an open-source voice changer, then this voice changer for gaming is the best option for you today.

               Pros                Cons
  • Simple and efficient
  • High customizability
  • A vast array of voice and background filters
  • Compatibility with games and chatting apps
  • Editing can be stressful
  • UI design needs an uplift

Open-Source Voice Changer Android App

After talking about voice changers for Windows, let's talk about some of the best tools you can use for Android today, or in other words, open-source voice changer apps for Android.

The Voicesmith is an Android app that records audio from your device's microphone, processes it in real time, and plays it back through wired or Bluetooth earphones. It enables users to modify their voice by adjusting pitch, creating robotic, detuned, or hoarse effects, and experimenting with various sound alterations.

Besides its entertainment value, Voicesmith offers useful features like Delayed Auditory Feedback (DAF) and Frequency-Shifted Auditory Feedback (FAF), which are helpful in speech therapy, especially for stuttering treatment.

               Pros                Cons
  • Offers a wide range of voice effects (e.g., pitch adjustment, robotic sounds)
  • Supports real-time audio processing
  • Includes DAF and FAF features useful for speech therapy
  • Available on multiple platforms (Google Play, F-Droid, etc.)
  • Allows flexible settings adjustments to reduce CPU usage
  • May experience crashes on certain Android devices
  • Real-time feedback delay may vary based on the smartphone model
  • Lower latency performance compared to dedicated hardware
  • Limited support and warranty

Best Voice Changers with Effects on Android

Now, you don't have to go to Google Play to find any of them, as we have compiled a list of two right here:

1. Voice Changer with Effects

Voice Changer with Effects is one of the leading tools on Android for changing voices. As a call voice changer, this app is not only easy to use but also offers a few hilarious voice effects, which is why it has been around for years.

Besides that, it's open source, so you can tweak it around all you like. Or, you can simply use one of the four filters, which includes aliens and zombies, to do a funny voice recording. That's what makes this the most famous voice changer on Android today.

               Pros                Cons
  • Various fun-inducing voice filters
  • Very easy to use
  • Ideal for beginners
  • Doesn't support live-voice morphing
  • The design is obsolete

2. Voice Changer - Audio Effects

Voice Changer - Audio Effects is a wonderful app. As the name suggests, it allows you to change your voice during voice recording or change the background with sound effects. While it's ideal for voice recording only, it can also help you convert existing audio clips.

Therefore, this open-source tool isn't just for those who wish to record their voice using a different filter. It's also ideal for those who wish to convert their existing call or other audio recordings using funny and customizable voice effects.

               Pros                Cons
  • Fun and easy to use
  • Ideal for quick uses
  • Records high-quality audio clips
  • Doesn't support live voice filtering
  • Too few voice filters

Open Source Voice Changer FAQs

Any of your further questions will be answered in this section:

1. What is the best completely free voice changer?

The best kind of voice changer is Voicemod, although it's not completely free. It allows you to do many things with the tool before you reach the free limit. On the other hand, you have Clownfish, which is totally free but doesn't have customization or filters like Voicemod.

2. Are voice changers illegal?

No, it's not. Unless a person changes their voice for fraudulent or illegal activities, it is not illegal or banned in any country. However, you should be careful as some people might use a voice changer to scam you.

3. What is better than Voicemod?

There are a few alternatives to Voicemod, but you can't call them better than Voicemod. The primary reason behind that is the ability of Voicemod isn't exactly dependent on its voice filters but also on customizability and user-friendliness.

Conclusion

In 2024, open-source voice changers provide great options for both Windows and Android users. For Windows, tools like EqualizerAPO and Clownfish offer customization and real-time voice modulation. On Android, Voicesmith is notable for its unique features, including Delayed Auditory Feedback for speech therapy.

For a simple, user-friendly experience, EaseUS VoiceWave stands out, offering real-time voice effects and customization. Overall, these open-source tools allow users to creatively alter their voices for fun, gaming, or professional use.