Lossless baseline for further work.
ICO preserves every detail of the source JPEG, which prevents additional quality loss during subsequent edits or re-encoding. The original JPEG compression cannot be undone, but no new artifacts will be introduced.
MENGAPA MENGONVERSI
01
ICO preserves every detail of the source JPEG, which prevents additional quality loss during subsequent edits or re-encoding. The original JPEG compression cannot be undone, but no new artifacts will be introduced.
02
ICO is accepted by a wider range of image viewers, editors, and content systems than JPEG. The conversion removes a recurring compatibility friction without changing what the file actually contains.
03
ICO is well documented and decodable by long-lived tooling, which matters for archives, deliverables, and any file that needs to outlive the software that created it.
Kunjungi halaman ini di peramban modern mana pun — tanpa instalasi, tanpa pendaftaran, tanpa plugin.
Seret file JPEG Anda ke area pelepasan, atau klik untuk memilihnya dari perangkat Anda.
Konversi berjalan sepenuhnya di peramban Anda. Setelah selesai, file ICO Anda diunduh ke perangkat Anda.
KUALITAS & FIDELITAS
SPESIFIKASI FORMAT
| JPEG | ICO | |
|---|---|---|
| Ekstensi | .jpeg .jpg | .ico |
| Tipe MIME | image/jpeg | image/vnd.microsoft.icon image/x-icon |
| Diperkenalkan | 1992 | 1985 |
| Pemelihara | JPEG Group / ISO | Microsoft |
| Magic number | FF D8 FF | 00 00 01 00 |
| Spesifikasi | Lihat spesifikasi ↗ | Lihat spesifikasi ↗ |
KOMPATIBILITAS
| Platform | Windows | macOS | iOS | Android | Chrome | Firefox | Safari | Edge |
|---|---|---|---|---|---|---|---|---|
| JPEG | Bawaan | Bawaan | Bawaan | Bawaan | Bawaan | Bawaan | Bawaan | Bawaan |
| ICO | Bawaan | Aplikasi | Aplikasi | Aplikasi | Bawaan | Bawaan | Bawaan | Bawaan |
Mengapa LocalConvert
| Category | LocalConvert | Konverter cloud |
|---|---|---|
| PRIVASI | Files never leave your device. The whole pipeline runs in your browser via WebAssembly. | Files travel to a remote server, sit in queue storage, and may be retained for analytics or moderation. |
| BIAYA | Free, no signup, no daily quotas. | Often free for small files; paid tiers for batch / large / commercial use. |
| BATASAN | Limited only by your device's memory and CPU. Multi-GB files OK on desktop. | Typical 100 MB to 1 GB per-file caps, plus rate limits. |
A lossy format for photographic images that strikes a strong balance between size and quality.
Typical uses
Photos, web images, email attachments.
A container that can hold multiple sizes and bit depths of an icon image. Used for application icons and browser favicons.
Typical uses
Favicons, Windows app icons.
Ya. LocalConvert sepenuhnya gratis, tanpa pendaftaran dan tanpa batas per file atau per hari.
Tidak. Konversi JPEG ke ICO terjadi sepenuhnya di dalam peramban Anda menggunakan WebAssembly — file Anda tidak pernah meninggalkan perangkat Anda.
Tidak ada batas tetap — batas praktisnya adalah memori yang tersedia di perangkat Anda. File yang sangat besar mungkin memerlukan waktu lebih lama atau gagal pada perangkat dengan RAM rendah.
Ya — setelah halaman dimuat, konversi JPEG ke ICO berfungsi tanpa koneksi internet. Buka ulang halaman sekali untuk menyimpannya dalam cache.
LocalConvert menggunakan alat standar industri (FFmpeg, ImageMagick, Pandoc) — kualitas sesuai dengan yang digunakan profesional di baris perintah. Format lossy (dengan kehilangan) akan tetap kehilangan sedikit kualitas setiap kali dikode ulang.
Last verified:
JPEG to ICO is processed in your browser with WebAssembly. No upload, no tracking, no limits. Your file never leaves your device.