メインコンテンツにスキップ
1CONVERTER - Free Online File Converter
1CONVERTER
📊Compare Tools📦Batch Convert🗜️圧縮する
📝ブログ❓よくある質問
価格設定
English version中文 (简体) versionEspañol versionहिन्दी versionFrançais versionالعربية versionPortuguês versionРусский versionDeutsch version日本語 version
ログインサインアップ
1CONVERTER - Free Online File Converter Logo1CONVERTER

最速かつ最も安全なファイルコンバーター。ドキュメント、画像、ビデオ、オーディオなどを変換します。

ツール

  • PDFツール
  • 画像ツール
  • 動画ツール
  • 音声ツール

人気

  • PDFからWord
  • JPGからPNG
  • MP4からMP3
  • PNGからJPG
  • WordからPDF
  • WebPからPNG
  • XLSX to PDF
  • HEIC to JPG
  • PDF to JPG
  • SVG to PNG
  • MP3 to WAV
  • AVI to MP4

リソース

  • ブログ
  • よくある質問
  • Compare Tools
  • Batch Convert
  • Compress

製品

  • 特徴
  • 価格設定
  • よくある質問
  • 私たちについて
  • 接触
  • ブログ

法律上の

  • プライバシーポリシー
  • 利用規約
  • クッキーポリシー

© 2026 1CONVERTER. 無断転載を禁じます

プライバシー条項クッキー
🍪

Cookie 設定

当サイトでは、ブラウジング体験の向上、パーソナライズされたコンテンツの提供、トラフィック分析のためにCookieを使用しています。「すべて承認」をクリックすると、Cookieの使用に同意したことになります。 詳細を見る

家ツール履歴プロフィール
MP3 to WAV Converter — Fast & Free | 1converter
  1. 家
  2. MP3 to WAV
Popular

MP3 to WAV Converter — Fast & Free Online

Convert compressed MP3 audio to uncompressed WAV format for professional audio editing and production.

FromMP3ToWAV
Convert MP3 to WAV Now
100% Free
1CONVERTER Media Team - 1CONVERTER Team Logo
1CONVERTER Media Team·Audio & Video Specialists·Updated Mar 15, 2026
Official

How to Convert MP3 to WAV

Follow these simple steps to convert your MP3 files to WAV format in seconds

1

Step 1

Upload your MP3 file

2

Step 2

Select WAV as output format

3

Step 3

Choose audio quality settings

Visual Conversion Preview

mp3

Source file

Size:2.4 MB
Format:MP3

Converting...

~4s

wav

Output file

Choose Your Conversion Quality

Select the perfect balance between quality and file size for your MP3 to WAV conversion

Low Quality

Smallest file size, faster conversion

File Size:Very Small
Speed:Very Fast
Quality Level
Recommended

MP3 vs WAV

Compare formats to understand which is best for your needs

ソースフォーマット

MP3

品質:good
ファイルサイズ:small
互換性:universal

利点

  • Universal compatibility
  • Very small files

Why Convert MP3 to WAV?

Discover the advantages of converting your MP3 files to WAV format

Lossless quality

Uncompressed audio for best quality

Professional editing

Perfect for audio production

CD burning

Standard format for audio CDs

Popular Use Cases

See how professionals use our MP3 to WAV converter in real-world scenarios

1

Professional music production

Convert MP3 to WAV for this purpose quickly and easily.

2

Audio editing and mastering

Convert MP3 to WAV for this purpose quickly and easily.

Related Conversions

Explore other popular file conversion options

WAVMP3

Convert WAV to MP3

Online WAV to MP3 converter. Fast, free, and secure conversion.

Convert Now
MP3

Frequently Asked Questions

Everything you need to know about converting MP3 to WAV

WAV is uncompressed, offering higher quality for professional editing. MP3 is compressed, which can introduce artifacts unsuitable for production work.
Converting won't restore quality lost during MP3 compression, but it provides uncompressed format for further editing without additional quality loss.
WAV files are typically 10x larger than MP3 due to no compression. A 5MB MP3 might become 50MB WAV.

Still Have Questions?

Our support team is here to help you with any questions about MP3 to WAV conversion.

Contact SupportView All FAQs

No compression artifacts

Crystal clear audio

Wide software support

Works with all audio editors

Additional Features

200+
Supported Formats
243+
File Formats
<2 min
Average Time
24/7
Available
3

Creating audio CDs

Convert MP3 to WAV for this purpose quickly and easily.

4

DJ mixing and performance

Convert MP3 to WAV for this purpose quickly and easily.

5

Archiving high-quality audio

Convert MP3 to WAV for this purpose quickly and easily.

Trusted by Professionals In

Web Development
Graphic Design
Content Creation
Business
Secure & Private
Fast Conversion
No Registration
4

Step 4

Click "Convert"

5

Step 5

Download your WAV file

Average conversion time: Less than 2 minutes

Size:1.0 MB
Saved:-58%
58%
Size Reduction
4s
Processing Time
95%+
Quality Retained

This visualization shows the MP3 to WAV conversion process. A source MP3 file of 2.4 MB is converted to WAV format resulting in 58% file size reduction while retaining 95%+ quality. The conversion takes approximately 4s.

Medium Quality

Balanced quality and size

File Size:Medium
Speed:Fast
Quality Level

High Quality

Better quality, larger files

File Size:Large
Speed:Moderate
Quality Level

Maximum Quality

Best quality, largest files

File Size:Very Large
Speed:Slow
Quality Level

Quality Selection Tips

When to use Low/Medium:

  • •Web uploads and social media sharing
  • •Email attachments with size limits
  • •Quick previews and thumbnails

When to use High/Maximum:

  • •Professional printing and publishing
  • •Archive and long-term storage
  • •When quality is more important than size

Audio Tip: For music, High quality (320kbps) is recommended. Medium quality works well for podcasts and voice recordings.

Good quality

短所

  • Lossy compression
  • Not lossless
ターゲットフォーマット

WAV

品質:excellent
ファイルサイズ:large
互換性:wide

利点

  • Lossless quality
  • No compression artifacts
  • Professional use

短所

  • Very large files
  • No metadata support

Why Convert MP3 to WAV?

Converting from MP3 to WAV helps you leverage the strengths of WAVwhile working with your existing MP3 files. This conversion is ideal when you need better quality.

FLAC

Convert MP3 to FLAC

Online MP3 to FLAC converter. Fast, free, and secure conversion.

Convert Now
MP3AAC

Convert MP3 to AAC

Online MP3 to AAC converter. Fast, free, and secure conversion.

Convert Now
FLACWAV

Convert FLAC to WAV

Online FLAC to WAV converter. Fast, free, and secure conversion.

Convert Now
OGGWAV

Convert OGG to WAV

Online OGG to WAV converter. Fast, free, and secure conversion.

Convert Now

Can't Find Your Conversion?

We support 200+ file formats. Browse our complete list of conversions or start converting now!

Start ConvertingView All Formats

Learn More About File Conversion

Helpful guides and tutorials related to MP3 and WAV conversions

Popular

How to Convert OGG to MP3 for Compatibility [2025 Quick Guide]

10 min read
Read Article

How to Convert MP3 to M4R for iPhone Ringtones [2025 Free Guide]

12 min read
Read Article

MP3 vs FLAC: Quality vs File Size [Audiophile

5 min read
Read Article

AAC vs MP3: Modern Audio Standards [Complete Comparison]

5 min read
Read Article
Browse All Articles