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By Justin SabrinaUpdated on September 05, 2025
Do you want to convert H.264 to H.265 for small size and reduce your space storage? Are you expect to convert H264 to H265 (HEVC/x265) while keeping the quality? Looking for a way to get H.265 files from H.264 for offline watching on your desktop? This article is for you!
Question: "How can I convert H264 media to H265 without loss of quality, so I can play the HEVC files with VLC on my Windows 10. Any suggestion?"
H.264 (AVC) is a video compression standard for high-definition video that is already highly compressed. But in comparison, H.265 (HEVC) can save 50% space than H.264, so it is especially important for 4K video. If you are having problem with H264 video files and want to convert it to H265 (HEVC), you'd better put an eye on this article. In the latest article, you've learned how to convert H265 (HEVC) videos to H264. Today, in this article, you will get 2 solutions to convert H.264 (AVC) to H265 (HEVC) video files without loss of quality.
CONTENTS
Solution 1: Convert H264 to H265 (HEVC) Losslessly and Fast
Solution 2: Convert H264 to HEVC H265 Online (Limited)
UkeySoft Video Converter is a one-stop video/audio converter, editor, compressor for all devices. It lets you convert, edit and play videos, audios and DVDs, etc. This multifunctional tool supports for over 1000 video and audio formats, including MP4, MKV, AVI, H.264, H.265, WMV, AVI, M4V, MOV, MP3, MP2, WMA, M4R, AC3, AAC, OGG, WAV, FLAC, AIFF, AU, etc. By adopting an advanced technology, it can convert H264 to H265 at 100X super faster speed without dropping any quality. After conversion, you can even edit, cut, merge and trim video files to fit your needs!
Highlights of UkeySoft Video Converter:
Step 1. Install UkeySoft Video Converter
Firstly, please download and install UkeySoft Video Converter on your computer (Mac or Windows PC).
Step 2. Add H264 Video to UkeySoft
Click "Add Files" and import a H264 video file you want to convert.
Step 3. Customize the Output Format and Settings
Now select the "MP4 HEVC/H.265 Videos(*.mp4)" or "MKV HEVC/H.265" in the Output Format: option. You can also click the Output Settings to change other settings.
Step 4. Begin to Convert H264 Video to H265 (HEVC)
Click the "Start" button, then UkeySoft will start converting H264 to H265 video files with high quality.
Can you convert H264 to HEVC online for free? Is it possible to convert H.264 to H.265 without installing any extra tool? Lucky, there are some online H264 to HEVC converter services, such as Media.io. Media.io is an online video converter that supports a range of video and audio formats. You can convert a video to HEVC (H.265) online. Just upload your H264 video files and select the H265 (HEVC) as output format, then download the output file to your computer.
How to Convert H264 to HEVC Using Media.io?
Step 1. First, open the website of online H265 converter on browser. Then upload your MP4 H264 file that you want to convert.
Step 2. Select H.264 format and HEVC MP4 format in the 2 blank boxes.
Step 3. Click "CONVERT" to begin to convert H.264 to H.265 files.
Step 4. When finished, click the "DOWNLOAD" to download the well converted H.265 file.
Some users reflected that they had problems with uploading or downloading large files on Media.io. Moreover, Media.io is not completely free. To convert H264 to H265 video files, you'd better use a professional H264 to H265 Converter, like UkeySoft Video Converter.
How to open HEVC video files after converting H264 to H265 (HEVC)? H.265 (HEVC) video is generally not compatible with some video players on macOS and Windows 10. Fortunately, there are still some free HEVC players out there for you.
- 5KPlayer : Available on Windows & Mac
- VLC Media Player : Available on Windows, Linux, Mac OS, iOS, and Android
- MPV : Available on Windows, Mac OS, Linux, BSD
- DivX Player : Available on Windows & Mac
- KM Player : Available on Windows
Whether you want to convert H256 to H264 or convert AVC to HEVC, UkeySoft Video Converter can do a great job for you. This simple yet powerful tool can assist you to convert any video/audio file to popular video/audio format with no quality loss. After conversion, you are able to open and watch these videos on any media player and devices. Now you can download its free trial version and test it yourself.
Justin Sabrina has over 10 years of content writing experience. She specializes in product reviews, how-to guides, tips and tricks, top lists, etc. on data encryption, multi-media conversion, screen recording and iOS unlocking. At UkeySoft, she performs in-depth research SEO copywriting and collaborates with our R & D team to offer effective software solution, most of her articles on software are helpful and easy to read, helping our reader easily solve problems through using software or apps.
Li Zhang is a sophisticated editor for UkeySoft in tech blog writing, as well as a SEO and content marketing expert. She has been writing related article about multimedia conversion, streaming music and streaming video since 2018. Also, she's starting to write article about data security, including articles about file lock, USB encryption, DVD encryption, etc. Each helpful tutorial and solution is based on her practical tests, she is aways energetic and trustworthy in this field.
Chester is an experienced editor for UkeySoft focused on tech article writing, software & hardware produce review and tutorial. He specializes in composing posts about music conversion, video downloading, video conversion, screen recording and other tech knowledge tips. He always understands user needs and pain points and familiar with all kinds of multimedia conversion software and streaming music downloader on the market. So far, he has published 400+ helpful tech articles of software reviews, how-to guides to help reader in need.
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