19.0
Convertio is a browser-based file converter that handles more than 300 formats and more than 25,600 conversion types.
Free planAndroidiOSWeb
Best Image Converters in 2026
Image converters change files from one image format to another. The category includes web services, desktop software, GIF-focused tools and an API option such as Zamzar API. If you use a Xiaomi, Redmi or POCO phone, check for an Android app before choosing. Compare web, Windows, browser extension and iOS support, then review free access, trials and paid plans.
28.9
Aspose.Imaging provides browser-based image conversion alongside APIs and cross-platform image-processing apps.
Free planAndroidiOSWeb
38.7
CloudConvert Audio Converter converts audio files online through a web application, with API access for automated workflows.
Free planAndroidiOSWeb
- 4
FreeConvert GIF Maker
FreeConvert GIF Maker turns uploaded images into animated GIFs in a web browser.
Free planAndroidiOSWebAPI8.6From $12.99 a month - 5
Zamzar API
Zamzar API is a REST-based HTTP service for integrating file conversion into mobile, web, or desktop applications.
Free planAndroidiOSWebAPI8.5From $25 a month - 6
reaConverter
reaConverter converts, edits, and automates batches of CAD, RAW, DICOM, 3D, PDF, and image files.
WebAPIExtensionWindows6.8From $49 a year - 7
6.6Free plan - 8
Ezgif
Free planWeb6.6Free plan - 9
Online-Convert GIF Converter
Online-Convert GIF Converter changes images from many formats into GIF files and can create animated GIFs from video clips.
WebAPIExtension6.6From €22.42 a month - 10
Online Image Converter
Online Image Converter is a free web application that converts BMP, JPG, PNG or SVG images into C arrays for LVGL projects.
Web5.9
Choosing well
Check where it runs
The listed platforms include web, Android, Windows, browser extension, iOS and API access. Confirm the platform you need before signing up or installing software.
Android availability matters for phone-based conversion. A web option may be useful when an Android app is not available.
Start with free access
A free plan is available from tools in this category, and free trials are offered by items on the list. Check what the free option covers before uploading files or starting a trial.
ConvertImage and Ezgif are listed with free pricing, while Aspose.Imaging and Convertio list freemium plans with free access.
Compare paid pricing
Paid costs differ between services. FreeConvert GIF Maker lists paid plans from $12.99 per month, Zamzar API from $25 per month and reaConverter from $75 per user per year.
Online-Convert GIF Converter lists pricing from €22.42 per month. Check the current plan details when your work requires paid access.
Match the workflow
For browser-based work, options include Aspose.Imaging, Convertio, Ezgif and Online Image Converter. A Windows application such as reaConverter may fit desktop workflows.
If you need automation, review an API option such as Zamzar API. For GIF work, compare tools named for GIF creation or conversion, including FreeConvert GIF Maker and Online-Convert GIF Converter.
Questions people ask
Do image converters have Android apps?
Android is one of the platforms represented in this category, but support differs by tool. Check the individual listing before choosing.
Can I use an image converter for free?
Yes. Items on the list offer free plans, and free trials are also available. Read the plan terms before starting a conversion.
Are image converters available on the web?
Yes. Web-based options are represented, alongside Android, Windows, browser extension, iOS and API platforms.
What does freemium mean here?
Freemium means a free plan is listed with optional paid access. Examples include Aspose.Imaging, Convertio, FreeConvert GIF Maker and Zamzar API.
Is there an API for image conversion?
Yes. Zamzar API is listed as an API-based option. Check its plan details if you need programmatic conversion.