VideoCompressor: Black Encoder

Resize Video & Save Storage

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

Solve the "Storage Full" iPhone warning instantly! "Black Encoder" is a video compression and resizing app that drastically reduces file sizes by optimizing the balance between image quality and storage space. Just select a video and choose your compression level. No complicated settings required—free up your iPhone's storage in seconds. ◆ Unbelievably Simple Operation & Flexible Settings ・Simply choose from 4 clear levels: "High Quality," "Medium-High," "Standard," and "Max Compression." No technical jargon (like H.264 or bitrates) needed. ・【Social Media Ready & Target Size】 Includes dedicated presets for sending via Discord (10MB) and WhatsApp (16MB). You can also set a custom "Target Size." ・Supports highly versatile MP4 and MOV output formats. ◆ 100% On-Device Processing Your precious memories and private videos are never sent to external servers. All encoding is done safely and entirely within your iPhone, meaning zero risk of data leaks. ◆ Instantly Spot Storage Hogs (Sort by Size) View the videos in your camera roll sorted from largest to smallest. See at a glance which videos are taking up the most space, so you can efficiently organize and compress them. ◆ Pro Options for Every Need ・【Keep Location Data】 Retain map metadata to know exactly where a video was shot, even after compression. ・【Remove Audio】 Strip the sound from your video to shave off even more file size. ・An intuitive, eye-friendly interface designed specifically for Dark Mode.

Ratings & Reviews

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Fixed minor bugs.

Version 1.4

The developer, NAGAKAWA MASAHIKO, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Location
    • Identifiers
    • Usage Data

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Location
    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Provider
  • NAGAKAWA MASAHIKO
Size
  • 6.6 MB
Category
  • Photo & Video
Compatibility
Requires iOS 17.6 or later.
  • iPhone
    Requires iOS 17.6 or later.
  • iPad
    Requires iPadOS 17.6 or later.
  • Mac
    Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.3 or later.
Languages
English and 8 more
  • English, French, German, Japanese, Korean, Portuguese, Simplified Chinese, Traditional Chinese, Vietnamese
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © 2026 masahiko nagakawa
  • Developer Website
  • Privacy Policy

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