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I have a video that runs under five minutes, but the soundtrack is so muffled it is almost impossible to understand. I need someone who specialises in audio enhancement to isolate the dialogue, clean up background interference, and deliver a version that lets me clearly hear what is being said. Please work directly with the source video—feel free to use iZotope RX, Adobe Audition, DaVinci Resolve Fairlight, or any comparable tools you’re comfortable with. I’m not looking for a full transcription or translation; the sole goal is audibility. A noticeable reduction of hums, hisses, and room noise and a boost in speech intelligibility are the benchmarks for success. Deliverables: • Enhanced audio track (WAV or high-quality MP3) • The re-synced video with the improved audio, if practical If you believe additional passes or specific plug-ins will help, let me know up-front so I can approve the approach.
Project ID: 40513962
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39 freelancers are bidding on average $20 USD/hour for this job

Hi there, As a Professional Audio engineer and Certified Video Editor with experience of 10 years. I can do professional audio editing and post-production for radio shows, podcasts, interviews, presentations, voiceovers, audio lectures, and audiobooks, and remove background noise from audio and video clips. You can visit my profile too, I have completed more than 200+ projects on Freelancer.com with all 5-star feedback. Profile link: https://www.freelancer.com/u/Perfectworkers05 My services include; ★ Cleaning unwanted background noise. ★ Noise reduction (hiss, hum, buzz, or other static noise profiles) ★ Mixing operations (adding intros, outros, background music, splitters, etc) ★ Audio mastering ★ Enhance/mix audio for video including sound effects, music, and voiceover ★ Edit Voiceover work - editing to a script, scrubbing for mistakes, uhms, ahs, and deep scrubbing to remove breathes ★ Loop sections of audio to create a longer file ★ Merge multiple files into one ★ Cut a single file into multiple separate files ★ Deliver in a file format of your choice and more & more… I strive to provide a consistent and reliable editing experience for all of my clients by offering a hassle-free outsourcing experience. So feel free to contact me and I will do my best to help you. Cheers..!!
$20 USD in 2 days
6.4
6.4

Hi, I’m Lutfur, my goal is simple—ensuring your voice recordings sound clear, professional, and ready for any production. Poor audio quality like background noise, distortion, or muffled sound shouldn’t hold your project back. If you’re dealing with noisy or low-quality recordings, I’m here to help. I specialize in enhancing audio by removing unwanted noise, reducing harsh frequencies, improving clarity, and eliminating room echo—so your voice sounds clean, balanced, and easy to listen to. I’ve had the privilege of working with many clients on a wide range of projects, including interviews, speeches, wedding videos, presentations, commercials, and voice-based content. To make things even easier, I offer a risk-free experience. You’ll receive a free sample edit before placing an order, so you can be confident in the final quality. All I need is your raw audio file. Feel free to send me a message, and let’s turn your recording into a polished, professional sound.
$20 USD in 1 day
5.1
5.1

Hello! I’m an audio enhancement specialist with a strong focus on cleaning background noise and boosting vocal clarity. Using professional tools such as Adobe Audition along with advanced sound restoration techniques, I can deliver crisp, high-quality audio tailored to your needs. I’m able to provide fast turnaround times and can begin right away. I’d be happy to share samples of previous work and walk you through the delivery schedule. Best Regards: Yasmeen Ahmad
$15 USD in 40 days
5.0
5.0

Hey there, I am an audio enhancement specialist since 6 years and i specialize in speech enhancement, voice intelligibility enhancement and Noise reduction. #TOOLS I USE - I use professional tools like izotope RX to deliver clean results without destroying any important speech information. I use advanced noise filtering techniques to remove complex background noise and increase the significantly decrease the muffling. #TURNOVER TIME - I can deliver the final files within a day along with the flexibility of further revisions at no extra cost. #FREE DEMO - Feel free to share the sample audio file with me to get a free demo enhancement.
$25 USD in 40 days
4.8
4.8

Hi, I’m a Professional Audio Engineer with over 10 years of experience in audio restoration, dialogue enhancement, and noise reduction. I can significantly improve the audio quality of your video by isolating the dialogue, reducing hums, hisses, room noise, and enhancing speech intelligibility so the conversation becomes as clear and understandable as possible. I use industry-standard tools including iZotope RX, Adobe Audition, and DaVinci Resolve Fairlight to restore challenging recordings while preserving the natural sound of the voices. ✅ Dialogue Isolation & Enhancement ✅ Hum, Hiss & Background Noise Removal ✅ Speech Intelligibility Improvement ✅ High-Quality WAV or MP3 Delivery ✅ Re-synced Video with Enhanced Audio ✅ Fast Turnaround & Reasonable Price I can start immediately and deliver the enhanced audio ASAP. I have worked on many similar projects involving muffled and noisy recordings, and I’m confident I can achieve the best possible result for your video. I’d be happy to provide samples of my previous audio restoration work. Looking forward to working with you! Best Regards, Jamil Ahmed Professional Audio Engineer
$15 USD in 40 days
4.2
4.2

Hi, Cleaning up muffled dialogue and improving intelligibility without over-processing is something I focus on carefully the goal is clear, natural-sounding speech, not robotic or artificial audio. My approach for your video: Noise reduction pass to remove hums, hisses, and consistent room/background noise (using spectral de-noise tools) Dialogue isolation and EQ to bring vocal frequencies forward and reduce muddiness Compression/limiting to even out volume levels for consistent intelligibility throughout If needed, a second pass targeting specific problem sections I'll flag this upfront before proceeding so you can approve Deliverables: Enhanced audio track (WAV, high quality) Re-synced video with the improved audio I work with Adobe Audition and DaVinci Resolve Fairlight, both well-suited for this kind of dialogue restoration work. Given the video is under 5 minutes, I estimate 3–5 hours total for cleanup, processing, and re-sync and happy to share a short before/after sample of the first 30 seconds before proceeding with the full video, so you can confirm the quality direction. Looking forward to helping make this clear and usable!
$20 USD in 4 days
4.3
4.3

Your goal is very specific: not music mixing, not transcription, but making the dialogue understandable. That's exactly how audio restoration should be approached. With heavily muffled recordings, the first step is diagnosing whether the issue comes from background noise, poor microphone placement, excessive compression, clipping, or frequency masking. Once identified, I use a combination of dialogue isolation, spectral repair, noise reduction, EQ correction, and voice enhancement to recover as much speech clarity as possible while avoiding the robotic artifacts that often result from over-processing. Tools I regularly work with include iZotope RX, Adobe Audition, and DaVinci Resolve Fairlight, selecting the most effective approach based on the condition of the source recording. Deliverables: • Cleaned and enhanced WAV or high-bitrate MP3 audio • Re-synced video export with the improved audio track • Brief assessment of any limitations if portions of the audio are severely degraded Before starting, I'd be happy to review a short sample from the recording. In many cases, a quick analysis can reveal how much intelligibility can realistically be recovered and which restoration approach will deliver the best result.
$20 USD in 40 days
4.3
4.3

Hello! I am thrilled about the opportunity to work on your project to clarify the audio from your short video. I understand the importance of clear dialogue and am excited to enhance the soundtrack to ensure every word is audible. Using my expertise in audio enhancement, I will focus on isolating the dialogue, removing background interference, and improving speech intelligibility without altering the original content. I will work directly with the source video, utilizing tools like iZotope RX and Adobe Audition to achieve the desired results. My goal is to deliver an enhanced audio track in WAV or high-quality MP3 format, along with any re-synced video if feasible. If additional passes or specific plug-ins are required, I will communicate this to you promptly for approval. I look forward to collaborating with you on this project!
$20 USD in 300 days
3.9
3.9

Hi, I see you're looking to enhance the audio of your under-5-minute video by isolating the dialogue and significantly improving speech clarity. We have 8+ years of experience restoring low-quality recordings and optimizing audio for maximum intelligibility. I'd recommend using a combination of spectral noise reduction, dialogue isolation, and dynamic EQ rather than aggressive denoising to preserve natural voices while minimizing hum, hiss, and background interference. We're ready to start immediately and can deliver before your timeline. Let's discuss the details. You can check our portfolio below: https://www.freelancer.com/u/mahadhasan012 Thanks, PIXORA STUDIO
$20 USD in 5 days
2.7
2.7

Hey, Went through your project, honestly looks like something I can help you with. I'm Sidhant, been helping clients for more than 4 years now, you just share your ideas and I've got you covered. One thing I always do revisions until you're actually happy with it. No limits on that. Shoot me a message, let's get started. Sidhant
$20 USD in 40 days
2.5
2.5

Hi, This is exactly the type of audio restoration work I specialize in. I understand that the goal is not to completely redesign the soundtrack, but to make the spoken dialogue significantly easier to understand by reducing background interference and improving speech intelligibility. My workflow typically includes: • Dialogue isolation and voice enhancement • Hum, hiss and room-noise reduction • Spectral cleanup of distracting artifacts • Careful processing to improve clarity while keeping the voice natural I work with professional restoration tools including iZotope RX and can provide both the cleaned audio file and a re-synced version of the video if required. Before starting, I would be happy to review a sample and advise on the level of improvement that can realistically be achieved. Best regards, Rodrigo Torossi
$18 USD in 30 days
2.1
2.1

I can help with this. I specialize in audio restoration and dialogue enhancement using tools such as iZotope RX, Adobe Audition, and DaVinci Resolve Fairlight. My approach is to isolate and enhance speech, reduce background noise (hum, hiss, room noise, etc.), and maximize dialogue intelligibility while preserving natural voice quality. I'll work directly from the source video and deliver: • Cleaned and enhanced audio (WAV or high-quality MP3) • Re-synced video with the improved audio (if required) Before starting, I'll review the file and let you know if additional restoration passes would provide a significant improvement. Feel free to send the video, and I'll evaluate the audio quality and expected results.
$20 USD in 40 days
1.4
1.4

As a seasoned sound designer with over 20 years of experience, I've handled more than 5,000 projects similar to yours, from commercials to animations and films. My highest priority for your project will be speech intelligibility and noise reduction. Rest assured, I'm well-versed in utilizing industry-standard tools such as iZotope RX, ProTools and Finalcut to deliver precisely the kind of audio enhancement you're looking for. By employing these sophisticated tools and my expert understanding of them, I'll meticulously isolate and amplify the dialogue in your video while simultaneously suppressing any pesky background interference, hums, hisses or even environmental room noise that may hinder audibility. My approach is designed towards reducing noise to undetectable levels while enhancing the clarity of your main sound. Additionally, throughout our collaboration, I am open to providing insightful suggestions and using other plug-ins or conducting multiple passes as the need may arise – with your prior approval – in order to achieve the best possible results. Finally, I'll ensure that the improved audio is perfectly synced with the video delivering you a high-quality WAV or MP3 file accompanied by re-synced video if feasible
$20 USD in 40 days
0.6
0.6

As much as I'd love to take on your audio enhancement project, my specific area of expertise primarily lies in digital marketing, creative design, and automation. Acknowledging this, I would not want to compromise on the quality of deliverables you desire, but I believe my skills can lend a helping hand in transcending your video project. My proficiency in AI and automation techniques can be leveraged to improve the audibility of your video through custom workflows tailored to your project's needs. Backed by 5 years of experience in generating high-quality results within set parameters, I am confident that I can meet your benchmarks for success by providing you with clean audio tracks sans any hums, hisses, or room noise—a must for digital marketing and ad campaigns. With an approach that combines data-backed strategies with creative storytelling (akin to what audio enhancement entails), I bring a unique perspective to the task that can help elevate the finished product beyond mere clarity. I am accustomed to tailoring my skillsets based on client needs and expectations, so I am more than willing to learn new tools or familiarize myself with those you mentioned for this project. Let's unite our diverse skills for a solution that will transform this video into something remarkable!
$20 USD in 40 days
0.0
0.0

Dear Client, Good afternoon . How are you? I hope this proposal finds you well. I'M A CERTIFIED & EXPERIENCED EXPERT, WELL VERSED WITH THE REQUIREMENTS FOR YOUR PROJECT "Clarify Audio From Short Video." This is to inform you that I have KEENLY gone through your project description, CLEARLY understood all the project requirements as instructed in your project proposal and this is to let you know that I will perfectly deliver as desired. Being in possession of all stated required skills, (Transcription, Audio Production, Adobe Audition, Audio Processing, Audio Editing, Audio Services, Audio Engineering and Sound Design), as this is my field of professional specialization having completed all certifications and developed adequate experience in the respective field, I hereby humbly request you to consider my bid for professional, quality and affordable services that meet all your requirements. I always guarantee timely delivery and unlimited revisions where necessary hence you are assured of utmost satisfaction when working with me. Please send me a message so that we can discuss more and seal the project. WELCOME.
$50 USD in 40 days
0.0
0.0

Hi! I can definitely help clean up this audio. My process for muffled/noisy dialogue: start with iZotope RX (Dialogue Isolate + Spectral De-noise) to strip hums, hisses, and room reflections, then run De-reverb to tighten up the vocal presence, followed by EQ and compression to push speech intelligibility forward without sounding processed. Once the audio is clean, I'll re-sync it to your video and export both the standalone enhanced track (WAV) and the final video. For a sub-5-minute clip, I'd estimate 1-2 days turnaround. If I spot anything during the first pass that needs a specialized plugin (e.g. heavy hum at a specific frequency), I'll flag it before proceeding further. Happy to do a quick sample clip first so you can hear the improvement before final delivery.
$15 USD in 40 days
0.0
0.0

Hi there, I would be glad to assist you with enhancing the audio quality of your video to improve dialogue clarity and overall intelligibility. I specialize in audio cleanup and restoration, including isolating speech, reducing background noise, removing hums, hisses, and room ambience, and enhancing vocal presence without distorting the original recording. I am experienced in using professional tools such as iZotope RX, Adobe Audition, and DaVinci Resolve Fairlight to achieve clean and natural-sounding results. My focus will be on preserving the original intent of the recording while making the dialogue clearly understandable and pleasant to listen to. Once completed, I will deliver a high-quality enhanced audio file in WAV or MP3 format, along with the re-synced video if required. I am also open to applying multiple restoration passes or specific plug-ins if needed to ensure the best possible outcome. I prioritize precision, clear communication, and timely delivery. Best regards, Safdar Khalil
$15 USD in 40 days
0.0
0.0

Hello, I can help enhance the audio quality of your video and improve the clarity of the dialogue while preserving natural speech as much as possible. I have experience working with audio cleanup and restoration tools such as Adobe Audition, DaVinci Resolve Fairlight, and iZotope RX for reducing background noise, hums, hiss, muffling, and improving speech intelligibility. For this project, I will work directly from the source video and apply targeted noise reduction, EQ balancing, dialogue isolation, and audio enhancement techniques to achieve the clearest possible result. If needed, I may also use multiple restoration passes and speech-focused plugins to improve difficult sections, and I will inform you beforehand if any advanced processing is recommended. Deliverables will include: • Cleaned and enhanced audio file (WAV or high-quality MP3) • Re-synced video with improved audio quality, if required I focus on detail, clear communication, and fast turnaround. I would be happy to review the file and discuss the best approach for your audio. Best regards
$15 USD in 40 days
0.0
0.0

Hi there, I can restore that muffled audio so every word comes through clearly. I specialize in dialogue cleanup and understand how distracting hum, hiss, and room noise can be when the message matters. Here’s my process: 1. Dialogue first: I’ll load your source video into iZotope RX and use spectral editing + Dialogue Isolate to lift the voice above the background. This keeps speech natural while targeting the noise specifically. 2. Noise removal: RX De-hum and De-noise will cut AC hum, hiss, and ambient interference. De-reverb will reduce room echo without making it sound hollow. I’ll also tame plosives and harsh sibilance so it’s easy on the ears. 3. Clarity boost: In Adobe Audition and DaVinci Resolve Fairlight, I’ll EQ and compress the vocal range that drives intelligibility. The result: dialogue that’s upfront and easy to understand, even on phone speakers. 4. Deliverables: You’ll get a clean WAV audio track, plus a re-synced MP4 with the improved audio if you want a finished file. No transcription or translation - just pure clarity. My approach: I’ll do a 20-30 second test pass first and send it for your approval. If I think extra RX modules or specific plug-ins will get better results, I’ll explain the option before proceeding. Upload the video and I’ll confirm the fix is possible with a quick sample. Best, Yusuf
$20 USD in 40 days
0.0
0.0

Hey, can I get a small part of the video to check whether I can make the sound audible or not?
$18 USD in 9 days
0.0
0.0

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