Pemotong MP3
Cut and trim audio files with a visual timeline
100% gratis. Berjalan sepenuhnya di browser Anda - file dan data Anda tidak pernah meninggalkan perangkat Anda dan tidak ada yang diunggah ke server mana pun.
Drop an audio file or click to upload
MP3, WAV, OGG, FLAC, AAC · max 100 MB · max 10 min
Tentang alat ini
Trimming audio is usually about removing what nobody needs to hear - the silence before someone starts speaking, the fumbling at the end of a recording, everything except the thirty seconds you actually want as a ringtone. A visual waveform makes that far easier than scrubbing blindly, because silence and speech look different: you can see where a sentence starts before you hear it. The detail worth knowing concerns cut points. Audio compression works in frames, so a cut lands on the nearest frame boundary rather than at a mathematically exact millisecond - which is imperceptible in practice but explains why a trim may differ from your selection by a few thousandths of a second. The more audible issue is cutting mid-word or mid-note, which sounds abrupt. Leaving a fraction of a second of quiet at each end almost always sounds better than a tight cut. Processing runs in your browser.
Rapikan trek suara hasil rekaman
Rekam, potong jeda kosong, seimbangkan levelnya, lalu ekspor ke format yang Anda butuhkan.
- 1RekamAmbil langsung dari mikrofon Anda.Buka
- 2PotongPotong ke bagian rekaman yang Anda inginkan.Anda di sini
- 3Hapus keheninganHilangkan jeda panjang antar kalimat.Buka
- 4Ratakan volumeNaikkan rekaman yang pelan ke level yang bisa digunakan.Buka
- 5Konversi formatMP3, WAV, atau apa pun yang dibutuhkan tujuannya.Buka
Ubah naskah menjadi voiceover
- 1Tulis dan periksaWaktu baca memberi tahu apakah sesuai dengan slotnya.Buka
- 2Teks ke suaraHasilkan audio narasi.Buka
- 3Rapikan hasilnyaPersingkat jeda di setiap ujungnya.Anda di sini
Cara menggunakan alat ini
- Add your audio fileIt is read locally and rendered as a waveform. Nothing is uploaded.
- Drag to select the portion to keepThe waveform shows where sound and silence are, so you can position cuts by eye.
- Preview the selectionListen before exporting - cuts that look right on a waveform can still land mid-word.
- Export the trimmed audioYour original file is untouched, so you can re-trim differently if needed.
Mengapa menggunakannya
- Visual waveform, so you can see where speech, music and silence begin.
- Runs in your browser - recordings, interviews and voice notes are never uploaded.
- Original file preserved, so a bad cut costs nothing.
- No account, no watermark and no length limit imposed by a server.
- Preview before export, which catches abrupt cuts before you commit.
Penggunaan umum
- Making a ringtone from a section of a song.
- Trimming dead air from the start and end of a recording.
- Extracting a quote or clip from a longer interview or podcast.
- Cutting a sample for a presentation or video.
- Removing a mistake from the middle of a voice recording.
Tips untuk hasil lebih baik
- Leave a fraction of a second of quiet at each end. Cuts that start exactly on a word sound clipped.
- Cut on silence where you can - the waveform shows those gaps clearly, and they are the natural join points.
- Preview before exporting. A selection that looks correct visually can still land mid-syllable.
- Keep the original. Trimming is destructive in the exported file, and you may want a different section later.
- For a ringtone, aim for around 30 seconds - most phones cut off longer files anyway.
Kesalahan yang harus dihindari
- Cutting mid-word or mid-beat, which sounds obviously wrong even to a casual listener.
- Trimming too tightly, leaving no breathing room at either end.
- Exporting without previewing, then discovering the problem after sharing it.
- Overwriting the original with the trimmed version and losing the rest of the recording.
- Uploading confidential recordings to a server-based editor. This one processes locally.
Format yang didukung
- MP3
- WAV
- M4A
- OGG
Opsi yang tersedia
- Start time
- End time
Pertanyaan yang sering diajukan
The visual timeline lets you zoom in and select precise start/end points, typically down to fractions of a second, for accurate trimming.
No - trimming just removes the unwanted portions; the audio you keep retains its original quality.
Yes. Select any segment - around 30 seconds is the practical maximum for a ringtone, since most phones cut off longer files anyway.
No. The file is read and trimmed in your browser, which matters for interviews, voice notes and anything recorded in confidence.
Because compressed audio is stored in frames, so a cut lands on the nearest frame boundary rather than an exact millisecond. The difference is a few thousandths of a second and inaudible - it just explains a small discrepancy if you are measuring precisely.
Almost always because the cut lands mid-word or mid-note. Move the boundary into the nearest silence, or leave a fraction of a second of quiet at each end - the waveform makes those gaps easy to see.
Yes. Mp3 Cutter is free for normal use with no account required, and ToolBox does not add a watermark to your result.
Most tools in this category run in your browser so the file stays on your device. If a tool needs a temporary server job, files are handled for that job only and are not kept as a lasting archive.
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