Yes! Convert999 works on any device with a web browser — iPhone, Android, iPad, or desktop. No app installation required. Simply open the converter, upload your MTS file, and download the converted M4V file.
Will I lose quality converting MTS to M4V?
Convert999 uses high-quality conversion algorithms to minimize quality loss. For lossless formats, the conversion is exact. For lossy formats like images and audio, we use optimized settings that balance quality and file size.
Can I batch convert multiple MTS files to M4V?
Yes, Convert999 supports batch conversion. Select or drag & drop multiple MTS files and convert them all to M4V format at once. Each file is processed locally in your browser.
What is the difference between MTS and M4V?
AVCHD Video (MTS) and MPEG-4 Video (M4V) differ in compression, compatibility, and features. MTS is optimized for its native use cases, while M4V may offer different advantages. Visit our MTS vs M4V comparison page for a detailed breakdown.
Why Convert MTS to M4V?
Advantages
✓MPEG-4 Video offers better compatibility with modern applications and workflows
✓Converting is completely free with no file size limits on Convert999
✓Your files never leave your device — 100% private and secure conversion
✓Instant conversion without waiting for server processing
Key Differences
→MTS (AVCHD Video) is optimized for its native use cases
→M4V (MPEG-4 Video) may offer different compression or feature set
→Choose based on your target platform, quality needs, and file size requirements