FrameSlim: Compress Videos
Convert, Resize & Edit
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Video Compressor & Converter is a privacy-first, professional toolbox for iPhone and iPad.
Compress, convert, edit, and transcribe your media without cloud uploads, user accounts, or watermarks.
[ 1. SIZE & COMPRESSION ]
• Smart Extreme Compression: Automatically balances quality and size, saving 60%+ storage with visually lossless results.
• Target Size Limit: Shrink files strictly under 25MB for seamless sharing via email, Messages, and social apps.
• Pro Custom Controls: Customize resolution (4K, 2K, 1080P, 720P), frame rate (24, 30, 60fps), and bitrate.
• 3 Rate Control Modes: CRF (Constant Quality), CBR (Constant Bitrate), and VBR (Variable 2-Pass Mode).
• Color & HDR Conversion: Keep 10-bit Dolby/HLG HDR or convert intelligently to Rec.709 SDR to prevent dull colors.
[ 2. EDIT & TRIM ]
• Millisecond Keyframe Trim: Drag with precision to eliminate unwanted footage at the start and end.
• Equal Duration Split: Batch slice videos into equal parts by seconds or segment count.
• Seamless Multi-Video Merge: Combine multiple clips into one continuous high-definition video.
[ 3. CROP, CANVAS & GEOMETRY ]
• Social Aspect Ratios: Adaptive cropping for 16:9, 9:16, 1:1, and 4:3 social formats.
• Geometry Correction: 90° clockwise rotation, horizontal mirror, and vertical flip.
• Video Enhancement: Brightness, contrast fine-tuning, and sharpening noise reduction.
[ 4. SPEED ADJUSTMENT ]
• 0.25x slow motion to 4.0x hyper-speed forward, with one-tap 1.0x reset.
• Creative speed presets: Smooth deceleration, progressive acceleration, bullet time, hero moment, and montage.
[ 5. AUDIO & SUBTITLES ]
• Master Audio Extraction: One-tap lossless export to MP3 or M4A (64k to 320kbps).
• Replace Audio Track: Strip noisy original sound and mix in your custom background music.
• Complete Muting: Completely strip all audio tracks to safeguard on-site privacy.
• Offline AI Subtitles: Generate SRT subtitles on-device using Apple's Neural Engine with zero data uploaded.
[ 6. EXPORT & CREATION ]
• High-Quality GIF Maker: Turn highlights into lightweight animated GIFs.
• 4K Frame Extraction: Find the perfect frame and export pristine 4K original photos to your Photos app.
• Hardware Multi-Format Conversion: MP4, MOV, ProRes, and WebM high-speed transcoding.
[ PRIVACY FIRST ]
• 100% On-Device Processing: All encoding, decoding, and speech recognition run locally.
• No account required, zero tracking, and no ads.
• Complete control over saving to Photos, Files, or sharing via AirDrop.
(Note: Available codecs and hardware encoding speeds depend on your device chipset and iOS version.)
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
What's New:
- Added a feedback feature—we'd love to hear from you!
- Fixed several editing bugs for a smoother, more stable experience.
The developer, 姣萍 黄, 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 Not Linked to You
The following data may be collected but it is not linked to your identity:
- User Content
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 姣萍 黄
- Size
- 38.1 MB
- Category
- Productivity
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPad
Requires iPadOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 12.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 19 more
- English, Arabic, Dutch, French, German, Hindi, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Vietnamese
- Age Rating
16+
- 16+
- In-App Purchases
Yes
- Export & Creation $2.99
- Audio & Subtitles $2.99
- Canvas & Visuals $2.99
- Editing & Splitting $2.99
- Size & Compression $2.99
- Lifetime All-in-One $9.99
- Copyright
- © @2026 Huang Jiao Ping