Penukar JPG kepada PNG Dalam Talian

Tukar fail JPG anda kepada format PNG dalam 3 klik mudah.

PNG⌄

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⚙ Tetapan Pilihan

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DPI

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FAQ

Soalan Lazim

Tentang menukar JPG kepada PNG.

Adakah penukar JPG kepada PNG ini percuma?

Ya, penukar kami 100% percuma. Tanpa pendaftaran, tanpa bayaran tersembunyi.

Berapa lama masa untuk menukar JPG kepada PNG?

Penukaran biasanya mengambil masa beberapa saat sahaja.

Adakah fail JPG saya selamat?

Ya. Fail anda dipadam secara automatik selepas penukaran.

Apakah saiz fail maksimum?

Anda boleh menukar fail sehingga 400 MB secara percuma.

Adakah saya perlu memasang perisian?

Tidak perlu pemasangan. Berfungsi terus dalam pelayar web.

Tukar JPG kepada PNG

Menukar JPG kepada PNG adalah penting apabila anda memerlukan kualiti tanpa kehilangan atau latar belakang telus. Pemampatan lossy JPG sangat baik untuk foto tetapi mewujudkan artifak pada tepi tajam. PNG menyimpan setiap piksel dengan tepat dan menyokong ketelusan alfa penuh.

Mengapa menukar JPG kepada PNG?

🖼️

Latar belakang telus

PNG menyokong ketelusan alfa penuh. Buang latar belakang dengan bersih selepas menukar dari JPG.

✍️

Teks dan logo

Tepi tajam pada teks dan bentuk kekal bebas artifak dalam PNG, berbeza dengan halo kabur dalam JPG.

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Pengeditan tidak merosakkan

PNG tidak pernah kehilangan kualiti semasa menyimpan semula. Edit dan eksport berulang kali tanpa kemerosotan.

🌐

Aset UI web

Ikon dan butang kelihatan sempurna piksel sebagai PNG pada mana-mana skrin HiDPI.

JPG

Sambungan fail.jpg
PeneranganJPEG (Joint Photographic Experts Group) is the most widely used lossy image compression format, ideal for photographs and complex images with many colors. JPEG achieves small file sizes by discarding some image data, making it perfect for web use and sharing.
Program berkaitanAdobe Photoshop, GIMP, Windows Photo Viewer, Preview (Mac)
Dibangunkan olehJoint Photographic Experts Group
Jenis MIMEimage/jpeg

PNG

Sambungan fail.png
PeneranganPNG (Portable Network Graphics) is a lossless raster image format that supports transparency. Ideal for graphics, logos, icons, and images that require a transparent background.
Program berkaitanAdobe Photoshop, GIMP, Microsoft Paint, Preview (Mac)
Dibangunkan olehPNG Development Group
Jenis MIMEimage/png

Cara Menukar JPG kepada PNG?

Tukar fail JPG anda kepada format PNG dalam 3 klik mudah.

Step 01

Muat naik fail JPG anda

Klik "Pilih Fail" atau seret imej JPG anda.

Step 02

Pilih PNG sebagai format output

Pilih "PNG" sebagai format output yang dikehendaki.

Step 03

Tukar fail

Klik "Tukar Sekarang" untuk memulakan penukaran JPG kepada PNG.

Step 04

Muat turun fail PNG

Setelah penukaran selesai, muat turun fail PNG anda.

💡

Tip: Menukar JPG kepada PNG TIDAK memulihkan kualiti yang hilang semasa pemampatan JPG asal. PNG hanya mengekalkan kualiti sedia ada tanpa kehilangan lanjut.

Alat Penukaran JPG Percuma

JPG vs PNG: Panduan format lengkap

Ciri

JPG

PNG

Pemampatan

JPGLossy

PNGLossless

Ketelusan

JPGNot supported — transparent areas always render as solid white or the specified matte color

PNGFull 8-bit alpha channel — each pixel can be any opacity level from fully transparent (0) to fully opaque (255)

Animasi

JPGNot supported

PNGNot in standard PNG; APNG (Animated PNG) is a non-standard extension with limited, inconsistent support

Kedalaman warna

JPG24-bit (8 bits per channel: RGB) — up to 16.7 million colors

PNG24-bit RGB (16.7M colors) or 32-bit RGBA (16.7M colors + full alpha); up to 48-bit for professional workflows

Saiz fail

JPG50 KB – 5 MB per image depending on resolution and quality setting

PNG100 KB – 10 MB — significantly larger than JPG for photographic content

Sokongan pelayar

JPGUniversal — all browsers, all operating systems, all devices including IE6 and older smartphones

PNGUniversal — all modern browsers, operating systems, and devices including IE7+

Terbaik untuk

JPGPhotos, web images

PNGGraphics, logos, UI

Kes penggunaan biasa: JPG → PNG

🎨 Graphic design workflows🖥️ Web UI elements📱 App icon production🏷️ Product watermarking📸 Background removal prep🖼️ Digital illustration

⚠️Converting JPG → PNG does NOT recover quality lost to JPG compression. It creates a lossless copy of whatever quality the JPG currently has — ideal for future editing, but existing compression artifacts cannot be reversed.

JPG

Tentang format {from} JPG

Standardized in 1992 by the Joint Photographic Experts Group, JPEG became the internet's dominant image format through the 1990s. Its DCT compression made digital photography practical for early web and digital cameras, enabling photo-sharing at a time when dial-up connections made large files impractical. Today it remains the default format for cameras, smartphones, and photo-sharing platforms worldwide.

Kelebihan

+Smallest file sizes for photographs (10:1 to 20:1 compression ratio)

+Universal compatibility across every device, software, and platform

+Embeds EXIF metadata (GPS, camera settings, date/time)

+Adjustable quality/size trade-off at save time

Keterbatasan

−Lossy — permanently discards image data with every save

−No transparency — backgrounds are always solid

−Visible block artifacts on sharp edges, text, and high-contrast areas

−Quality degrades with each re-save (generational quality loss)

Bila digunakan

→Sharing photographs on social media, email, or blogs

→Camera images where file size matters more than pixel perfection

→Web page photos where page load speed is the priority

→Any context requiring maximum cross-device and software compatibility

Tips

•Quality 85–95% delivers the optimal balance between file size and visual quality

•Never re-save a JPG after editing — use PNG or TIFF as your working master file

•Use PNG or WebP for logos, text, and graphics with sharp edges instead

•Strip EXIF metadata before web publishing to trim 5–20 KB per image

PNG

Tentang format {from} PNG

PNG was created in 1996 as a free, patent-unencumbered alternative to GIF after Unisys enforced its LZW compression patent. The PNG Development Group introduced full-color support, genuine alpha transparency, and superior lossless compression. It quickly became the web standard for logos, UI elements, and any image requiring a transparent background — a role it dominates to this day.

Kelebihan

+Lossless — every pixel preserved with zero compression artifacts

+Full 8-bit alpha channel for smooth, semi-transparent edges

+Ideal for text, logos, and graphics where sharpness is non-negotiable

+Unlimited re-saves without any quality degradation whatsoever

Keterbatasan

−3–5× larger than JPG for photographic content

−No native animation support in standard PNG

−Slower to load than WebP for equivalent image content

−Not practical for very high-resolution photographs at web scale

Bila digunakan

→Logos, icons, and brand marks placed over any background color

→Screenshots where text must remain perfectly sharp

→Images edited in multiple passes (keep as the master file)

→Web UI elements, buttons, icons, and interface assets

Tips

•PNG-8 (256 colors) halves the file size of PNG-24 for simple flat-color graphics

•Converting PNG to WebP typically saves ~30% file size with no visible quality change

•Alpha transparency requires PNG-24 or PNG-32 — PNG-8 only supports binary transparency

•Tools like pngquant can reduce PNG size by 50–80% with minimal quality impact

Alat penukaran paling popular

PDF to JPG DOCX to JPG EPS to PNG DOC to PDF JPG to BMP GIF to PNG JPG to WEBP PNG to BMP WMA to MP3 MP3 to MP4 AMR to WAV WAV to MP4 MP4 to MP3 MKV to AVI MP4 to MOV 3GP to MP4

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100% Selamat

100%

Fail anda dipadam secara automatik dari pelayan kami selepas penukaran.

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Kelajuan tinggi

< 3s

Fail anda ditukar menggunakan pelayan awan kami yang berkuasa.

∞

Tanpa had

∞ files

Tiada had pada bilangan fail yang boleh anda tukar.

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Output berkualiti

HD quality

Kami menggunakan algoritma penukaran berkualiti tinggi.

🤝

Lebih 100 format

200+ fmts

Kami menyokong lebih 200 format fail.

Format input yang disokong

Muat naik mana-mana format berikut dan tukar kepada JPG, PNG, WEBP, BMP, GIF, atau TIFF.

Imej standard

JPGPNGWEBPBMPGIFTIFFHEICPPMWBMP

Reka bentuk & Vektor

PSDAISVGXCFTGAPCX

RAW Kamera

ARWCR2CRWDNGNEFORFPEFRAFRAWSR2MRWERFMEF3FRX3F