在线图像转换器

Online Image Converter (CloudConvert) compared with Adobe Photoshop, XnConvert and Zamzar
Online Image Converter (CloudConvert)	Adobe Photoshop	XnConvert	Zamzar
Main use: CloudConvert is a browser-based converter for images, vector files, CAD files, documents, video and audio. It suits a quick format change without opening a design application.	Main use: Photoshop is a raster editing application. Converting a file means opening it and saving it again, which is slow for occasional format changes or for many files.	Main use: XnConvert is a desktop batch converter and editor. It applies chains of operations such as resize, crop, metadata edits and watermarks to whole folders.	Main use: Zamzar is also a browser-based converter for documents, images, audio and video. Its scope is close to CloudConvert, with a different quota and pricing model.
Format coverage: The site lists 212 formats in 11 categories, including 42 image formats, 10 vector formats and 3 CAD formats. This makes it useful for conversions such as AI to SVG.		Format coverage: XnConvert reads more than 500 formats and writes about 70. It is aimed at image files, not at office or CAD documents.	Format coverage: Zamzar states more than 1100 supported formats on its home page. The breadth is higher than CloudConvert, though quality can differ between conversion paths.
Limits and cost model: The free plan gives 10 credits per day, a 1 GB file limit and 5 minutes of processing per job. A conversion costs about one credit per minute plus a base cost by type. Paid use is by credit package or monthly subscription.	Limits and cost model: Photoshop is sold by subscription, with a 7-day trial on individual plans. There is no permanent free tier.	Limits and cost model: XnConvert is free for private and educational use, including non-profit organizations. Company use needs a licence, sold per seat with volume discounts.	Limits and cost model: The free tier caps files at 50 MB, and larger files need a paid account to download the result. Free output is kept for 24 hours at most.
Automation: Every plan includes API access, with jobs built from import, convert and export tasks. Conversion can be built into a production pipeline.		Automation: XnConvert saves presets, watches folders for new images and exports to NConvert for command-line use. Everything runs locally.	Automation: Zamzar sells a separate developer API. Its free Test plan has 100 credits and a 1 MB file limit, so regular use needs a paid plan.
Data handling and platform: Files are uploaded and deleted after processing under the retention policy. It works in any browser with nothing to install.	Data handling and platform: Photoshop runs on desktop, web and mobile. Files stay on the device unless saved to cloud storage.	Data handling and platform: Files stay on the machine. It runs on Windows, macOS and Linux, with mobile apps for Android and iOS.	Data handling and platform: Files are uploaded and stored for a limited time. Free files are removed after 24 hours, and users can delete them sooner.

Online Image Converter (CloudConvert) compared with Adobe Photoshop, XnConvert and Zamzar

Online Image Converter (CloudConvert)

Adobe Photoshop

XnConvert

Zamzar

Main use: CloudConvert is a browser-based converter for images, vector files, CAD files, documents, video and audio. It suits a quick format change without opening a design application.

Main use: Photoshop is a raster editing application. Converting a file means opening it and saving it again, which is slow for occasional format changes or for many files.

Main use: XnConvert is a desktop batch converter and editor. It applies chains of operations such as resize, crop, metadata edits and watermarks to whole folders.

Main use: Zamzar is also a browser-based converter for documents, images, audio and video. Its scope is close to CloudConvert, with a different quota and pricing model.

Format coverage: The site lists 212 formats in 11 categories, including 42 image formats, 10 vector formats and 3 CAD formats. This makes it useful for conversions such as AI to SVG.

Format coverage: XnConvert reads more than 500 formats and writes about 70. It is aimed at image files, not at office or CAD documents.

Format coverage: Zamzar states more than 1100 supported formats on its home page. The breadth is higher than CloudConvert, though quality can differ between conversion paths.

Limits and cost model: The free plan gives 10 credits per day, a 1 GB file limit and 5 minutes of processing per job. A conversion costs about one credit per minute plus a base cost by type. Paid use is by credit package or monthly subscription.

Limits and cost model: Photoshop is sold by subscription, with a 7-day trial on individual plans. There is no permanent free tier.

Limits and cost model: XnConvert is free for private and educational use, including non-profit organizations. Company use needs a licence, sold per seat with volume discounts.

Limits and cost model: The free tier caps files at 50 MB, and larger files need a paid account to download the result. Free output is kept for 24 hours at most.

Automation: Every plan includes API access, with jobs built from import, convert and export tasks. Conversion can be built into a production pipeline.

Automation: XnConvert saves presets, watches folders for new images and exports to NConvert for command-line use. Everything runs locally.

Automation: Zamzar sells a separate developer API. Its free Test plan has 100 credits and a 1 MB file limit, so regular use needs a paid plan.

Data handling and platform: Files are uploaded and deleted after processing under the retention policy. It works in any browser with nothing to install.

Data handling and platform: Photoshop runs on desktop, web and mobile. Files stay on the device unless saved to cloud storage.

Data handling and platform: Files stay on the machine. It runs on Windows, macOS and Linux, with mobile apps for Android and iOS.

Data handling and platform: Files are uploaded and stored for a limited time. Free files are removed after 24 hours, and users can delete them sooner.