Convert FLV to MOV Online Free
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Convert Flash Video FLV files to QuickTime MOV format for Apple device playback, iMovie editing, and Final Cut Pro workflows. ChangeThisFile uses FFmpeg on secure servers with no software required.
By ChangeThisFile Team · Last updated: March 2026
ChangeThisFile converts FLV to QuickTime using FFmpeg, a professional-grade multimedia framework, to transcode FLV files to QuickTime format with optimized codec settings and quality preservation. Free with no signup required. Files are encrypted during transfer and automatically deleted from our servers after conversion.
FLV vs QuickTime: Format Comparison
Key differences between the two formats
| Feature | FLV | MOV (QuickTime) |
|---|---|---|
| Full Name | Flash Video | QuickTime Movie |
| Developer | Adobe Systems | Apple |
| Status | Deprecated (Flash EOL 2020) | Actively maintained |
| Video Codec | H.263, VP6, H.264 | H.264, H.265, ProRes |
| Audio Codec | MP3, AAC, Nellymoser | AAC, PCM, AC-3 |
| Apple Device Support | None without third-party app | Native (Mac, iPhone, iPad) |
| Editing Software | Limited modern support | iMovie, Final Cut Pro |
| Streaming | RTMP (legacy) | QuickTime, HLS |
When to Convert
Common scenarios where this conversion is useful
iMovie Import from Flash Archives
Convert archived FLV recordings or downloaded Flash videos to MOV for direct import into iMovie without compatibility issues.
Final Cut Pro Editing
Bring FLV footage into Final Cut Pro editing projects by converting to QuickTime MOV, Final Cut's preferred container format.
iPhone and iPad Playback
Transfer FLV videos to iPhone or iPad by converting to MOV, which plays natively without additional apps.
Flash Video Library Migration
Migrate legacy Flash Video archives to the modern QuickTime format for long-term preservation and cross-platform accessibility.
QuickTime Player Sharing
Share FLV content through QuickTime Player on Mac by converting to MOV for native, codec-free playback.
Who Uses This Conversion
Tailored guidance for different workflows
Content Creators
- Convert FLV footage to QuickTime for playback in software and devices that expect the QuickTime format
- Transform FLV recordings to QuickTime to match the format an existing workflow or player requires
Video Editors
- Convert FLV footage to QuickTime for importing into editing software like Premiere or DaVinci Resolve
- Transform FLV project exports to QuickTime for client delivery or final distribution
Social Media Managers
- Convert FLV videos to QuickTime for compatibility with legacy players or archival systems that use QuickTime
- Transform FLV source files to QuickTime when a specific tool only accepts QuickTime input
How to Convert FLV to QuickTime
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1
Upload Your FLV File
Click or drag your Flash Video FLV file into the converter. The upload uses HTTPS encryption to keep your file secure in transit.
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2
FFmpeg Converts to QuickTime
Our servers run FFmpeg to transcode the FLV video stream (H.264 or H.263) and audio to the QuickTime MOV container with AAC audio.
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3
Download Your MOV File
Your QuickTime MOV is ready to download once conversion finishes. The original FLV is permanently and automatically deleted from our servers.
Developers: convert via API →
Frequently Asked Questions
FLV requires Flash Player (discontinued) to play in browsers. Converting to MOV enables native playback on Apple devices and direct import into iMovie and Final Cut Pro.
Yes. MOV files with H.264 video and AAC audio are fully compatible with iMovie. Conversion resolves any FLV import failures.
FFmpeg handles H.264, H.263, and VP6 video codecs commonly found in FLV files. Nellymoser and Speex audio codecs are also supported.
FLV audio is re-encoded as AAC in the MOV output. Quality is preserved as closely as possible during the transcoding process.
Files up to 25MB (free tier; 100MB with eligible paid browser access) are accepted. For larger FLV archives, split or trim the video before uploading.
Yes. Files are encrypted in transit and automatically deleted after your download. No data is retained on our servers.
Most FLV to MOV conversions complete in under 60 seconds. Processing time scales with file size.
MOV files play on Windows via VLC or QuickTime Player for Windows. For native Windows compatibility, consider converting to MP4 instead.
Yes. FFmpeg preserves the source FLV resolution and frame rate in the MOV output.
Yes, completely free. No accounts, no subscriptions, and no watermarks on converted files.
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Need to convert programmatically?
Use the ChangeThisFile API to convert FLV to QuickTime in your app or script. Free tier included.
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